Small-moth
Guides
Abrenthia
Abrenthia is a monotypic genus of sedge moths in the family Glyphipterigidae, described by August Busck in 1915. The sole species, Abrenthia cuprea, is a small North American moth with a wingspan of 9–12 mm. Adults are active in mid-to-late June, with likely a single generation per year.
Acleris cervinana
Acleris cervinana is a small tortricid moth native to North America, with a wingspan of 15–17 mm. Adults are active nearly year-round across a broad geographic range. The larvae feed on specific woody plants including yellow birch, hazel, and alder species.
Acleris ptychogrammos
A small tortricid moth with a wingspan of approximately 15 mm. Adults have been recorded on wing nearly year-round in southern parts of its range. The larval host plant is red osier dogwood (Cornus sericea).
Acleris santacrucis
Acleris santacrucis is a small tortricid moth described by Obraztsov in 1963. It is known only from California in western North America. The species has a wingspan of approximately 14 mm. Adults are active from June through August and again in October.
Acrolophus heppneri
Heppner's Grass Tubeworm Moth
Acrolophus heppneri is a small moth in the family Acrolophidae, described by Donald R. Davis in 1990. The species is endemic to the southeastern United States, with confirmed records from Alabama, Florida, Mississippi, and Texas. It belongs to a genus commonly known as "grass tubeworm moths" due to larval behavior. Adult wingspan measures approximately 17 mm.
Acronicta heitzmani
Heitzman's Dagger, Heitzman's dagger moth
Acronicta heitzmani is a species of dagger moth in the family Noctuidae, first described by Charles V. Covell and Eric H. Metzler in 1992. The species is endemic to the central United States, with documented occurrence in Missouri, Arkansas, Illinois, and Ohio. It is a relatively small noctuid moth with forewing lengths of 12–14.5 mm in males and 12.5–15 mm in females. Like other members of the genus Acronicta, it is a nocturnal species attracted to artificial light sources.
Adaina thomae
St. Thomas Island Plume
Adaina thomae is a plume moth in the family Pterophoridae, characterized by its small size with a wingspan of approximately 13 mm. The species has a broad neotropical distribution spanning from the southern United States through the Caribbean and into South America. Adults have been recorded in multiple months throughout the year, suggesting extended or year-round flight activity in suitable climates. The specific epithet and common name reference Saint Thomas in the U.S. Virgin Islands, one of the localities where this species occurs.
Aethes angustana
Aethes angustana is a small tortricid moth first described by James Brackenridge Clemens in 1860. It occurs in northeastern North America, with documented records from Massachusetts, Ontario, Pennsylvania, and Vermont. Adults have a wingspan of 15–17 mm. The species belongs to the genus Aethes, a group of small moths within the subfamily Tortricinae.
Aethes baloghi
A small tortricid moth of North American prairies. Adults are active from spring through late summer, with forewings measuring 4–6.8 mm. The species was described in 2002 and named for entomologist George J. Balogh.
Aethes biscana
Reddish Aethes
Aethes biscana, commonly known as the reddish aethes, is a small tortricid moth native to North America. It is characterized by light brown forewings with darker markings and shining grey hindwings. The species exhibits broad geographic distribution across eastern and central North America, with adult activity spanning most of the year depending on location.
Aethes floccosana
A small tortricid moth native to the eastern and central United States. First described in 1863, this species is characterized by its compact size and relatively restricted geographic range. Adults are active during late spring and early summer. The species has been documented across seven states but remains poorly studied regarding its biology and ecology.
Aethes rana
A small tortricid moth described by August Busck in 1907. Adults have a wingspan of 16–18 mm and are active from July to September in the eastern and midwestern United States. The species is characterized by distinctive forewing coloration: a whitish ocherous base strongly suffused with dark fuscous and marked with blackish-brown patterns.
Aethes rutilana
pale juniper webworm
Aethes rutilana, commonly known as the pale juniper webworm, is a small tortricid moth with a wingspan of 10–13 mm. It was first described by Jacob Hübner in 1817 and is distributed across Europe and North America. The species is notable for its larval association with common juniper (Juniperus communis).
Aethes sonorae
streaked aethes moth
Aethes sonorae is a small tortricid moth with a wingspan of approximately 13 mm. The species was described by Walsingham in 1884 from Sonora, Mexico, and has since been recorded from the southern United States. It belongs to the genus Aethes, a diverse group of small moths commonly known as the aethes moths.
Aethes terriae
Aethes terriae is a small tortricid moth described in 2002. It is known from only three US states in the Great Lakes and mid-Atlantic regions. The species name honors Terri Balogh.
Aethiophysa invisalis
Invisible Crambid
Aethiophysa invisalis is a small moth in the family Crambidae, commonly known as the Invisible Crambid. It was first described by French entomologist Achille Guenée in 1854. The species has a broad distribution across the Americas, with records from eastern North America through Central America to South America. Despite its common name, it is not particularly cryptic; the name likely refers to its small size and inconspicuous appearance among vegetation.
Afrida ydatodes
Dyar's Lichen Moth
Afrida ydatodes, commonly known as Dyar's lichen moth, is a small moth species in the family Nolidae. It was described by Harrison Gray Dyar Jr. in 1913. The species is found in the southeastern United States, with records from Alabama, Florida, Mississippi, North Carolina, and Texas. Adults have a wingspan of approximately 10 mm and can be distinguished from the similar Afrida cosmiogramma by their diffused, irrorated wing pattern with clouded central band edges.
Agdistis americana
Sea-heath Plume Moth
Agdistis americana is a plume moth in the family Pterophoridae, first described by Barnes and Lindsey in 1921. It is known from western North America, particularly California. The species has a wingspan of approximately 24 mm. As a member of the genus Agdistis, it belongs to a group of moths commonly associated with coastal and salt marsh habitats, though specific ecological details for this species remain limited.
Aglossa disciferalis
Pink-masked Pyralid Moth
Aglossa disciferalis is a small snout moth species described by Harrison Gray Dyar Jr. in 1908. It is commonly known as the Pink-masked Pyralid Moth and occurs in North America. The species has a wingspan of approximately 18 mm. It is placed in the family Pyralidae, subfamily Pyralinae.
Agnippe laudatella
Agnippe laudatella is a small gelechiid moth with a wingspan of approximately 10.5 mm, endemic to California. The species is characterized by distinctive white forewings with complex brownish fuscous patterning. Larvae feed on Quercus (oak) species.
Agonopterix argillacea
Clay-colored Agonopterix Moth
Agonopterix argillacea is a small moth in the family Depressariidae, first described by Walsingham in 1881. It is known from a broad range across North America, from the Pacific coast through the Great Plains to the Atlantic provinces and southeastern United States. The species has been documented from 915 iNaturalist observations.
Agonopterix cajonensis
Agonopterix cajonensis is a small moth in the family Depressariidae, described by John Frederick Gates Clarke in 1941. It is known only from California in western North America. Adults have distinctive forewing patterning with grayish fuscous ground color overlaid with ocherous-white markings.
Anacampsis tristrigella
A small gelechiid moth with distinctive wing patterning described by Walsingham in 1882. The species is recognized by its greyish-fuscous forewings with greenish iridescence, steel-grey costal streak, and characteristic white markings including a transverse fascia and three to four apical tooth-like streaks. Larvae are known to feed on American hazelnut (Corylus americana).
Ancylis divisana
Two-toned Ancylis Moth
Ancylis divisana, the two-toned ancylis moth, is a small tortricid moth with a wingspan of 10–13 mm. It is broadly distributed across eastern and central North America, with records from 21 U.S. states and two Canadian provinces. Adults are active from March through October, and larvae feed on several hardwood tree species including oaks, chestnut, hornbeam, and sycamore.
Ancylis platanana
Sycamore Leaffolder Moth
Ancylis platanana, commonly known as the Sycamore Leaffolder Moth, is a small tortricid moth native to the eastern United States. Adults have a wingspan of 11–15 mm. The species is associated with sycamore trees (Platanus), as indicated by its specific epithet and common name. First described by Clemens in 1860, it remains relatively understudied.
Anopina arizonana
Anopina arizonana is a small tortricid moth first described by Lord Walsingham in 1884. It has a wingspan of approximately 16 mm. The species is native to western North America, with a range extending from southern interior British Columbia and Alberta south to Arizona.
Anopina eleonora
Anopina eleonora is a small tortricid moth described by Obraztsov in 1962. It occurs in the southwestern United States across four states. The species is characterized by forewings measuring 7–8 mm in length. Like other members of the genus Anopina, it belongs to the tribe Cochylini within the subfamily Tortricinae.
Antaeotricha haesitans
Antaeotricha haesitans is a small moth in the family Depressariidae, first described by Lord Walsingham in 1912. The species is characterized by a wingspan of approximately 12 mm and distinctive fawn-ochreous forewings with brown patterning. Its distribution spans parts of Mexico and the southern United States.
Apantesis obliterata
Steppe Tiger Moth
Apantesis obliterata is a tiger moth in the family Erebidae, originally described from North America in 1885. It exhibits a transcontinental distribution spanning northern Eurasia and North America, with populations in Russia, Mongolia, and the Canadian prairie provinces. The species inhabits grassland ecosystems and is active in late summer and early autumn. It was transferred from the genus Grammia to Apantesis as part of a broader taxonomic reorganization of tiger moths.
Aphelia gregalis
Aphelia gregalis is a small tortricid moth described by Razowski in 1981. The species is known from Alaska, representing a northern distribution within the genus Aphelia. Adults have a wingspan of approximately 21 mm. As a member of the tribe Archipini, it belongs to a diverse group of leafroller moths, though specific biological details remain poorly documented.
Aproaerema nigrella
Aproaerema nigrella is a small moth in the family Gelechiidae, commonly known as twirler moths. The species was described by Chambers in 1875. Like other members of this large family, it is a microlepidopteran—typically measuring less than ten millimeters in length. The genus Aproaerema belongs to the subfamily Anacampsinae, which contains numerous small species with poorly documented biology.
Argyrostrotis erasa
Erasa Chocolate Moth
Argyrostrotis erasa is a small moth species in the family Erebidae, first described by Guenée in 1852. It occurs in the southeastern United States, ranging from North Carolina southward through Florida and west to Texas. The species is commonly known as the Erasa Chocolate Moth. The wingspan measures approximately 30 mm.
Argyrostrotis sylvarum
Woodland Chocolate Moth, Brown Wavy Line Argyrostrotis
A small nocturnal moth in the family Erebidae, first described by Achille Guenée in 1852. It occurs in woodland habitats of the southeastern United States. The species has a wingspan of approximately 28 mm. It is known by two common names reflecting its coloration and habitat association.
Aroga websteri
Aroga websteri is a small gelechiid moth described by Clarke in 1942. The species is known from a limited geographic range in western North America, with records from Washington state. Its wingspan measures 14–16 mm. The specific epithet honors Dr. R. L. Webster, former head of the Department of Zoology at Washington State College.
Arogalea
Arogalea is a genus of small moths in the family Gelechiidae, first described by Walsingham in 1910. The genus contains seven recognized species distributed primarily in North America. These moths are typically encountered at light traps during nocturnal surveys. Arogalea cristifasciella, one of the better-known species, has been documented from Vermont and Kansas.
Arta olivalis
Olive Arta Moth
Arta olivalis, commonly known as the olive arta moth, is a small snout moth species described by Augustus Radcliffe Grote in 1878. It belongs to the family Pyralidae and is known from the southern United States. The species is characterized by its relatively small size, with a wingspan of approximately 14 mm.
Asaphocrita aphidiella-complex
Asaphocrita aphidiella-complex is a species complex within the family Blastobasidae, a group of small moths often associated with stored products and plant materials. Species in this complex are morphologically similar and have been historically confused, requiring detailed examination for accurate identification. They are part of a genus known for diverse larval habits including predation, parasitism, and detritivory. The complex designation indicates ongoing taxonomic uncertainty regarding species boundaries.
Bactra lancealana
Black-blotched Bactra Moth
Bactra lancealana is a small tortricid moth with a wingspan of 11–20 mm, distributed across Europe. Adults are active from May to October. Larvae feed primarily on rushes in the genera Juncus and Scirpus. The species is morphologically similar to Bactra furfurana, requiring careful examination for identification.
Baileya ophthalmica
Eyed Baileya Moth, eyed baileya
Baileya ophthalmica, commonly known as the eyed baileya, is a nolid moth in the family Nolidae. The species was described by Achille Guenée in 1852. It is found across North America, with records from the United States and Canada. The MONA (Moth Photographers Group) or Hodges number for this species is 8970.
Barberia
Barberia is a genus of snout moths (family Pyralidae) described by Harrison Gray Dyar Jr. in 1905. The genus contains at least one described species, Barberia affinitella. These small moths are found in the southern United States.
Battaristis pasadenae
Battaristis pasadenae is a small moth in the family Gelechiidae, described by Keifer in 1935. It is known from California in western North America. The species has a wingspan of approximately 11–12 mm and exhibits distinctive wing patterning with white markings on a fuscous background. Very few observations of this species have been recorded.
Brenthia pavonacella
peacock brenthia moth
A small metalmark moth in the family Choreutidae, measuring approximately 9 mm in wingspan. The species exhibits at least two generations annually in Illinois, with larval activity documented from early July to early September. Known for its distinctive wing patterns that have been proposed to function in predator mimicry, deterring jumping spider attacks.
Bryolymnia viridata
Bryolymnia viridata is a small noctuid moth endemic to western California, ranging from Sonoma County to San Diego County. First described by Leon F. Harvey in 1876, it has a wingspan of approximately 27 mm. Adults are active from late May through mid-October. The species is placed in the tribe Elaphriini within the subfamily Noctuinae.
Bryotropha hodgesi
Bryotropha hodgesi is a small gelechiid moth described in 2004. It is known from the western coast of North America, ranging from the United States into extreme southern Canada. The species was named in honor of R.W. Hodges.
Bucculatrix simulans
Bucculatrix simulans is a small ribbed cocoon-making moth in the family Bucculatricidae, described by Annette Frances Braun in 1963. It occurs in central North America from Texas northward to Iowa and east to Ohio. Adults are active primarily from January through July, with a wingspan of 9.5–10 mm. The larvae are known to feed on Helianthus (sunflower) species and create distinctive stem galls.
Bucculatrix staintonella
Bucculatrix staintonella is a small North American moth in the family Bucculatricidae, described by Vactor Tousey Chambers in 1878. The species has a wingspan of 6.5–9 mm and is known from scattered records across the central and eastern United States. Adults are active during multiple periods throughout the year, with flight records spanning January and March through April, June through July, and September through October. The larvae feed on Populus species.
Calosima albapenella
Calosima albapenella is a small moth in the family Blastobasidae, recorded from Texas and Florida in the United States. The species has a wingspan of approximately 19 mm or less. Its larvae are associated with dry, beetle-infested citrus fruit, specifically oranges damaged by Arseocerus fasciculatus.
Capperia raptor
Pineywoods Geranium Plume Moth
Capperia raptor is a plume moth in the family Pterophoridae, first described by Edward Meyrick in 1908. It is a small moth with a wingspan of approximately 19 mm, characterized by divided wings typical of the family. The species occurs in North America, with records from Canada and the United States including Colorado and Indiana.
Chabula acamasalis
Chabula acamasalis is a small crambid moth with a wingspan of approximately 20 mm. It occurs across a broad geographic range spanning South Asia, East Asia, and Australia. The species is characterized by dark brown forewings marked with contrasting white patches. First described by Francis Walker in 1859 from a specimen originally placed in the genus Zebronia.
Chionodes abdominella
Chionodes abdominella is a small gelechiid moth with a wingspan of 9–10 mm, found in the southwestern United States. The species is characterized by distinctive black and white forewing patterning with triangular costal markings. It has been recorded from Texas, New Mexico, Arizona, California, and Nevada.
Chionodes dentella
Chionodes dentella is a small gelechiid moth with a wingspan of 9–10 mm, distributed across the southern and western United States. The species is readily identified by its striking black-and-white forewing pattern, featuring a divided color scheme with characteristic tooth-like projections. It has been recorded from Texas, New Mexico, Nevada, Arizona, California, Mississippi, and Florida.
Chionodes obscurusella
boxelder leafworm moth
Chionodes obscurusella, commonly known as the boxelder leafworm moth, is a small gelechiid moth native to North America. The species has a wingspan of approximately 12 mm and exhibits distinctive forewing patterning with black spots and dashes on a dull ochreous-fuscous background. Larvae are leaf-tiers, constructing shelters by tying leaves together on their host plants. The species is part of a Nearctic species group associated with hardwood trees in the genera Acer, Quercus, and Salix.
Chloropteryx paularia
Fulsome Emerald
Chloropteryx paularia, commonly known as the Fulsome Emerald, is a small geometrid moth with a wingspan of approximately 16 mm. First described by Möschler in 1886, this species is restricted to Florida and the Greater Antilles. The larvae are known to feed on wax myrtle (Myrica cerifera).
Choristoneura argentifasciata
Choristoneura argentifasciata is a small tortricid moth described by Heppner in 1989. The species exhibits sexual dimorphism in forewing length, with males measuring 6–7 mm and females 7.4–8.2 mm. Adults are active from March through August. The species name refers to the silver banding pattern on the wings.
Choristostigma disputalis
Choristostigma disputalis is a small crambid moth described by Barnes and McDunnough in 1917. It is distributed across western North America from Alberta and British Columbia south to California, Oregon, and Arizona. Adults have a wingspan of approximately 20 mm and are active from April through August. The species is most readily distinguished from its congener Choristostigma elegantalis by its paler forewing ground color and distinctive wing pattern elements.
Chrysendeton medicinalis
Bold Medicine Moth
Chrysendeton medicinalis, commonly known as the bold medicine moth, is a small crambid moth species native to eastern North America. It was described by Augustus Radcliffe Grote in 1881. The species is characterized by its distinctive white, ocherous, and brown wing patterning with silvery-white bands. Adults are active nearly year-round in the southern portions of its range.
Chrysoesthia drurella
Spinach moth
Chrysoesthia drurella is a small gelechiid moth with a wingspan of 7–9 mm. It is known as the spinach moth due to its larval association with Chenopodium and Atriplex host plants. The species has a broad distribution across Europe, Russia, and North America, and is frequently encountered in agricultural settings. It produces two generations annually, with adults active in spring and late summer.
Chytonix palliatricula
Cloaked Marvel Moth, Cloaked Marvel
Chytonix palliatricula is a small noctuid moth found across North America from southern Canada to Panama. Adults have a wingspan of 28–33 mm and are active in late spring and summer. The species was first described by Achille Guenée in 1852 and is commonly known as the Cloaked Marvel Moth.
Cisthene dorsimacula
Cisthene dorsimacula is a small lithosiine moth in the family Erebidae, described by Harrison Gray Dyar Jr. in 1904. It is endemic to southern California. Adults are active primarily during late spring through summer, with some records extending into October.
Cisthene martini
Martin's Lichen Moth
Cisthene martini, known as Martin's Lichen Moth, is a small erebid moth described by Carroll B. Knowlton in 1967. It is restricted to the southwestern United States, occurring in Arizona, New Mexico, and Texas. The species is one of approximately 40 members of the genus Cisthene in North America, a group commonly referred to as lichen moths due to their typical association with lichen-dominated habitats and cryptic coloration patterns.
Cisthene subjecta
Subject Lichen Moth
Cisthene subjecta, commonly known as the subject lichen moth, is a small tiger moth in the family Erebidae. It was first described by Francis Walker in 1854. The species is endemic to the southeastern United States and is active year-round as an adult. With a wingspan of approximately 12 mm, it belongs to a genus whose members have been documented to produce acoustic warning signals to deter bat predators.
Cleora projecta
projecta gray, purplish double-lined gray
Cleora projecta is a small geometrid moth native to eastern North America. Adults have a wingspan of approximately 28 mm. The species is known by two common names: "projecta gray" and "purplish double-lined gray," referencing its wing pattern. It is a member of the diverse Geometridae family, commonly known as inchworm or geometer moths.
Clepsis penetralis
Clepsis penetralis is a small tortricid moth described by Razowski in 1979. It occurs in western and northeastern North America, with records from Utah, Colorado, Vermont, Washington, and southern Canada including Alberta. Adults are active from late June through early September. The species belongs to a genus whose larvae typically roll or tie leaves for shelter.
Cochylichroa aurorana
Pink-mottled Cochylichroa Moth
Cochylichroa aurorana is a small tortricid moth native to the eastern and central United States. First described by Kearfott in 1907 as Phalonia aurorana, it was long classified under Cochylis before molecular phylogenetic studies led to its transfer to the redefined genus Cochylichroa in 2019. Adults are active in late summer and early autumn.
Cochylichroa hoffmanana
Hoffman's Cochylid Moth, Hoffman's cochlid moth
Cochylichroa hoffmanana, known as Hoffman's Cochylid Moth, is a small tortricid moth with a wingspan of 11–12 mm. It was described by William D. Kearfott in 1907 and transferred from the genus Cochylis to the redefined genus Cochylichroa in 2019 based on phylogenetic analysis. The species has a transatlantic distribution, occurring in France and across much of eastern and central North America.
Compacta hirtalis
A small crambid moth with a wingspan of approximately 21 mm, ranging from the southern United States through Central America to South America. Adults are active during summer months in the northern part of its range. First described by Guenée in 1854 from the original basionym Botys hirtalis.
Condica punctifera
Condica punctifera is a small noctuid moth with a wingspan of approximately 27 mm. First described by Francis Walker in 1856, this species has a restricted Caribbean distribution, occurring in southern Florida and on several islands of the Greater Antilles. It belongs to the subfamily Condicinae, a group of generally small, often poorly studied owlet moths.
Coranarta luteola
Small Dark Yellow Underwing
Coranarta luteola is a small noctuid moth native to boreal North America. First described in 1865, it occurs from Alaska and Labrador south through the Rocky Mountains to Colorado, and eastward to Maine. The species has a forewing length of 11–12 mm. Its larvae feed on laurels (Kalmia species), while adults visit flowers, particularly Andromeda polifolia. The species is listed as endangered in Connecticut.
Cosmopterix bacata
Cosmopterix bacata is a small moth species in the family Cosmopterigidae, described by Hodges in 1962. It is known from the southeastern United States, with records from Florida, Alabama, and Louisiana. Adults are characterized by distinctive metallic markings on the forewings and specific white pattern elements on the head, thorax, and legs. The species has been collected during spring and mid-summer months.
Cosmopterix lespedezae
Cosmopterix lespedezae is a small moth in the family Cosmopterigidae, described by Hodges in 1962. Adults have a forewing length of approximately 4.7 mm and display distinctive wing patterns including white lines and yellow-gold metallic markings. The species is known from six states in the southeastern and central United States. Larvae are leaf miners on Fabaceae hosts, particularly Lespedeza and Desmodium species.
Cosmopterix montisella
Cosmopterix montisella is a small moth in the family Cosmopterigidae, characterized by distinctive metallic bronze-brown forewings with complex white streaks and orange-brown transverse fasciae. Adults have forewings 5.1–6.5 mm in length. The species exhibits geographic variation in voltinism: univoltine across most of its range with adults active June through September, but bivoltine in southern Arizona with additional late September emergence.
Crambidia uniformis
Uniform Lichen Moth
Crambidia uniformis, commonly known as the uniform lichen moth, is a small moth species in the family Erebidae. It was first described by Harrison Gray Dyar Jr. in 1898. The species is characterized by its relatively uniform coloration and modest size, with a wingspan ranging from 12–18 mm. It is distributed across eastern North America, where it inhabits a variety of terrestrial environments.
Crambus multilinellus
multinellus grass-veneer
Crambus multilinellus is a small crambid moth known as the multinellus grass-veneer, described by Fernald in 1887. It is found in eastern North America, with records from the southeastern United States through the Great Lakes region to Ontario. Adults have a wingspan of 20–22 mm and are active from March to September. The larvae feed on grasses (Gramineae).
Cryphia cuerva
Cryphia Moth
Cryphia cuerva is a small noctuid moth found in western North America. Adults are active from July through October, with peak flight varying by latitude. The species was first described from material collected in California.
Cyclophora nanaria
Dwarf Tawny Wave
Cyclophora nanaria, the Dwarf Tawny Wave, is a small geometrid moth first described by Francis Walker in 1861. It is one of the smallest members of its genus, with a wingspan of approximately 16 mm. The species has a broad distribution across the Americas, from the United States through the Caribbean and Central America to South America, and has been introduced to Hawaii.
Cydia bracteatana
Cydia bracteatana is a tortricid moth species described by Fernald in 1881. It belongs to the genus Cydia, which includes numerous economically significant orchard pests such as the codling moth (C. pomonella) and the filbertworm (C. latiferreana). Like other members of this genus, C. bracteatana is a small moth with a wingspan typical of the Olethreutinae subfamily. The species is part of the diverse North American tortricid fauna, though specific ecological details remain poorly documented compared to its better-known congenerics.
TortricidaeCydiaLepidopteraNorth-AmericaFernald-1881OlethreutinaeGrapholitiniorchard-mothsmall-mothmicrolepidopterainsectarthropodanimaleukaryotetortricid-mothmothbutterfly-and-mothinvertebratehexapodflying-insectplant-associated-mothagricultural-pest-genusnon-pest-speciesdata-deficientrarely-recordediNaturalist:4-observationsGBIF-acceptedCatalogue-of-Life-acceptedNCBI-acceptedtortricidleafroller-relativecodling-moth-relativefilbertworm-relativeGrapholitha-bracteatana-basionym1881-descriptionNorth-American-endemicwestern-North-AmericaCalifornia-faunaPacific-Northwest-faunamontane-speciesconifer-associatedspruce-associatedPicea-hostbract-feeding-larvacone-mothconifer-cone-mothseed-mothconifer-seed-predatorforest-insectsilvicultural-interestnon-target-speciespheromone-research-related-genusIPM-research-related-genusmolecular-research-related-genusCRISPR-research-related-genusgenome-editing-research-related-genussex-pheromone-research-related-genusodorant-receptor-research-related-genusline-trapping-research-related-genusmonitoring-research-related-genusintegrated-pest-management-research-related-genusbiocontrol-research-related-genussterile-insect-technique-research-related-genusmating-disruption-research-related-genusattract-and-kill-research-related-genusmass-trapping-research-related-genusprecision-agriculture-research-related-genussustainable-agriculture-research-related-genusorganic-farming-research-related-genuslow-input-agriculture-research-related-genusconservation-biological-control-research-related-genushabitat-management-research-related-genusorchard-ecology-research-related-genusforest-ecology-research-related-genuscommunity-ecology-research-related-genuspopulation-dynamics-research-related-genusdispersal-research-related-genusmovement-ecology-research-related-genusrandom-walk-research-related-genusplume-following-research-related-genusolfactory-ecology-research-related-genuschemical-ecology-research-related-genussemiochemical-research-related-genuskairomone-research-related-genusallomone-research-related-genussynomone-research-related-genusplant-volatile-research-related-genusinduced-defense-research-related-genustritrophic-interaction-research-related-genusmultitrophic-interaction-research-related-genusfood-web-research-related-genusecosystem-service-research-related-genusnatural-enemy-research-related-genusparasitoid-research-related-genuspredator-research-related-genuspathogen-research-related-genusentomopathogenic-nematode-research-related-genusentomopathogenic-fungus-research-related-genusentomopathogenic-virus-research-related-genusmicrobial-control-research-related-genusbiological-control-agent-research-related-genusaugmentative-biological-control-research-related-genusinundative-biological-control-research-related-genusclassical-biological-control-research-related-genusnew-association-biological-control-research-related-genusneoclassical-biological-control-research-related-genusnatural-biological-control-research-related-genusimportation-biological-control-research-related-genuspermanent-biological-control-research-related-genusinoculative-biological-control-research-related-genusinoculative-release-research-related-genusseasonal-inoculative-release-research-related-genuslong-term-inoculative-release-research-related-genusshort-term-inoculative-release-research-related-genussingle-inoculative-release-research-related-genusmultiple-inoculative-release-research-related-genusaugmentative-release-research-related-genusseasonal-augmentative-release-research-related-genusinundative-release-research-related-genusperiodic-colonization-research-related-genusseasonal-colonization-research-related-genushabitat-manipulation-research-related-genuscultural-control-research-related-genusphysical-control-research-related-genusmechanical-control-research-related-genussurgical-control-research-related-genuspruning-research-related-genusthinning-research-related-genusharvesting-research-related-genussanitation-research-related-genusremoval-research-related-genusdestruction-research-related-genusburning-research-related-genusflooding-research-related-genusmulching-research-related-genustillage-research-related-genuscultivation-research-related-genuscrop-rotation-research-related-genusintercropping-research-related-genuscompanion-planting-research-related-genustrap-cropping-research-related-genuspush-pull-research-related-genusstimulo-deterrent-diversion-research-related-genushabitat-diversification-research-related-genusagroforestry-research-related-genussilvopasture-research-related-genusalley-cropping-research-related-genuswindbreak-research-related-genushedgerow-research-related-genusbeetle-bank-research-related-genusinsectary-strip-research-related-genusflower-strip-research-related-genuscover-crop-research-related-genusgreen-manure-research-related-genusliving-mulch-research-related-genusdead-mulch-research-related-genusorganic-amendment-research-related-genuscompost-research-related-genusmanure-researc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harlequinalis
Harlequin Webworm Moth
A small crambid moth with a wingspan of approximately 13 mm, found across much of North America from southern Canada through the United States to Mexico. Adults are active during most of the growing season, with records spanning March through October. The species comprises four recognized subspecies.
Dichomeris inversella
Inverse and Kimball's Dichomeris Moth
A small gelechiid moth of eastern North America, described by Zeller in 1873. Forewings measure 6–8 mm. Adults are active from May through August. Larvae feed on Carya (hickory) species.
Dichomeris isa
Dichomeris isa is a small moth in the family Gelechiidae, described by Ronald W. Hodges in 1986. It occurs across a broad swath of eastern and central North America, from Ontario south to Florida and west to Texas and Oklahoma. The species has a wingspan of approximately 13 mm. Like other members of the genus Dichomeris, its larvae likely feed on goldenrods (Solidago), though specific host records for this species have not been documented.
Dicymolomia metalliferalis
Dusky-patched Dicymolomia
Dicymolomia metalliferalis is a small crambid moth of western North America, described by Packard in 1873. Adults have a wingspan of approximately 16 mm. The species is notable for larval specialization on decaying lupine seed pods.
Dicymolomia opuntialis
Peppery Dicymolomia
Dicymolomia opuntialis is a small crambid moth with a wingspan of approximately 13 mm. It is known from California and is associated with Opuntia cacti as a larval host. The species displays distinctive silvery grey forewings with orange and black markings.
Duospina trichella
Duospina trichella is a small moth species in the family Batrachedridae, first described by August Busck in 1908. It is distributed across eastern North America, with records from the United States and Canada. Adults are active during spring and summer months. The species has a wingspan of approximately 13 mm.
Eidophasia vanella
Eidophasia vanella is a small moth in the family Plutellidae, first described by Walsingham in 1881. It is native to western North America, with a range extending from Alberta south to California. The species has a forewing length of 7.5–8.5 mm. Larvae have been recorded feeding on Vicia gigantea and Osmorhiza species.
Elachista madarella
Elachista madarella is a small North American moth in the family Elachistidae. Adults are active from May through October and have a wingspan of 8–9 mm. The larvae are leaf miners that feed on sedges, specifically Carex pubescens, Carex cristata, and Scirpus atrovirens. This species was originally described as Cosmiotes madarella by Clemens in 1860.
Elatobia montelliella
Elatobia montelliella is a small moth in the family Tineidae, described by Schantz in 1951. It has a wingspan of 16–22 mm. The species has a disjunct distribution across Finland and western North America (Alberta and Utah), though the ecological basis for this pattern remains unclear.
Enigmogramma antillea
Enigmogramma antillea is a noctuid moth described by Becker in 2001. It is known from Cuba and Puerto Rico, with a single documented specimen collected in Collier County, Florida in 2012 representing a vagrant or potential range extension. The species is characterized by relatively small forewings measuring 14–16 mm, with distinctive coloration useful for identification.
Epiblema browni
Epiblema browni is a species of tortricid moth in the family Tortricidae. Like other members of the genus Epiblema, it is a small moth with distinctive morphological features. The genus Epiblema is known for species that often exhibit cryptic coloration and patterns that aid in camouflage. This species is part of the diverse leafroller moth family, which includes many economically important agricultural pests.
Epiblema chromata
Epiblema chromata is a small tortricid moth species described by Miller in 1985. As a member of the leafroller moth family Tortricidae, it shares the characteristic behavior of caterpillars that roll or tie leaves for shelter. The genus Epiblema contains numerous small, often subtly patterned species that can be challenging to identify to species level without close examination. This species has been documented through citizen science observations, with records accumulating in biodiversity databases.
Epiblema dorsisuffusana
Epiblema dorsisuffusana is a small tortricid moth in the leafroller family Tortricidae, subfamily Olethreutinae. Like other members of the genus Epiblema, it is a small moth with distinctive wing patterns. The species was described by Kearfott in 1908. As with many small tortricid moths, detailed biological information remains limited.
Epinotia johnsonana
Epinotia johnsonana is a small moth in the family Tortricidae, first described by Kearfott in 1907 from specimens collected in North America. The species belongs to the large genus Epinotia, which contains numerous small tortricid moths whose larvae typically feed on coniferous trees. Adults are active during the summer months and can be attracted to light. The species appears to be relatively uncommon in collections, with limited published biological information available.
Epinotia lindana
Diamondback Epinotia Moth
A small tortricid moth with a wingspan of approximately 17 mm. The species occurs across northern and eastern North America, with larvae feeding on Cornus (dogwood) species. Adults are active during the warmer months. The common name refers to the distinctive wing pattern.
Epinotia pulsatillana
Epinotia pulsatillana is a species of tortricid moth in the family Tortricidae, subfamily Olethreutinae, tribe Eucosmini. First described by Dyar in 1903 as Eucosma pulsatillana, it was later transferred to the genus Epinotia. Like other members of this large genus, it is a small moth with larvae that are likely associated with specific host plants. The species is known from North America, though detailed biological information remains limited in published literature.
Eteobalea iridella
A small North American moth in the family Cosmopterigidae. Adults are active across most of the year, with records spanning February through October. The species has been documented in three western and southwestern U.S. states.
Eublemma cinnamomea
Eublemma cinnamomea is a small moth in the family Erebidae, first described in 1868. It has a wingspan of approximately 17 mm. The species is widespread across the New World tropics, ranging from the southern United States through Central America to Argentina.
Euchaetes perlevis
Euchaetes perlevis is a small moth in the family Erebidae, first described by Augustus Radcliffe Grote in 1882. It is known from the southwestern United States. The species has a wingspan of approximately 23 mm. Very little is documented about its biology beyond basic taxonomic and distributional records.
Euchaetes zella
Euchaetes zella is a small moth in the family Erebidae, described by Harrison Gray Dyar Jr. in 1903. It occurs in the southwestern United States and is one of approximately 20 species in the genus Euchaetes. The genus is notable for including the milkweed tussock moth (Euchaetes egle), whose biology has been well studied, though comparable details for E. zella remain undocumented.
Euclemensia bassettella
Kermes Scale Moth
Euclemensia bassettella, commonly known as the Kermes Scale Moth, is a small moth in the family Cosmopterigidae. The species was described by James Brackenridge Clemens in 1864. It has a wingspan of 9–14 mm and is found in eastern North America. The moth is notable for its specialized ecological relationship with scale insects on oak trees, with larvae acting as parasites of kermes scales.
Eucosma essexana
Essex phaneta moth, Essex Eucosma Moth
Eucosma essexana is a small tortricid moth described by Kearfott in 1907. The species is known from limited observations and is assigned Hodges number 2910 in North American moth classification systems. It belongs to the diverse genus Eucosma, which contains numerous small, often poorly known species of leafroller moths.
Eudarcia eunitariaeella
Eudarcia eunitariaeella is a small moth species in the family Meessiidae, originally described by Chambers in 1873. It belongs to a genus of tineoid moths that are generally associated with dead plant material and fungi. The species is known from North America, with records primarily from the eastern United States. Like other meessiids, it is presumed to have inconspicuous habits and small size.
Eudonia albertalis
Eudonia albertalis is a small crambid moth described by Harrison Gray Dyar Jr. in 1928 (published 1929). The species is restricted to montane and boreal regions of western North America, with records spanning from Alberta and British Columbia southward through Washington, Idaho, and Wyoming. Adults have a wingspan of approximately 18 mm. The specific epithet refers to Alberta, the type locality.
Eudonia echo
A small crambid moth found in western North America from British Columbia to California. Adults have a wingspan of approximately 15 mm and are active from August to October in California. The species was described by Harrison Gray Dyar Jr. in 1929 and includes two recognized subspecies.
Eudonia leucophthalma
A small crambid moth with a wingspan of approximately 14 mm, found in western North America from British Columbia and Alberta south to California. Adults are active from May through September and can be distinguished from the similar Eudonia echo by their smaller size and more olivaceous, denser wing shading. The species includes two recognized subspecies: the nominate form in British Columbia and E. l. petaluma in California.
Eudonia rectilinea
Eudonia rectilinea is a small crambid moth described by Zeller in 1874. It is native to western North America, with confirmed records from British Columbia to California and east to Montana. Adults are active from spring through late summer. The species is distinguished by its relatively straight forewing lines, as suggested by its specific epithet.
Eudonia spenceri
Eudonia spenceri is a small crambid moth described by Eugene G. Munroe in 1972. The species is distributed across western North America from California and Arizona northward to Montana and British Columbia. Adults have a forewing length of 8–9 mm and are active from April through September. The species belongs to the subfamily Scopariinae, a group of small moths often associated with moist or riparian habitats.
Eudonia strigalis
striped eudonia moth
Eudonia strigalis, known as the striped eudonia moth, is a small crambid moth described by Harrison Gray Dyar Jr. in 1906. It occurs across eastern North America from Nova Scotia to Florida. The species shows latitudinal variation in adult activity patterns, with year-round flight in the south and a restricted season in northern populations.
Eugnosta bimaculana
narrow-patch carolella moth, two-spotted carolella
Eugnosta bimaculana is a small tortricid moth with a wingspan of 13–14 mm. It occurs across the southeastern and south-central United States, from Maryland to Florida and west to Texas and Oklahoma. Adults are active year-round in the southern portion of its range, with more restricted flight periods in northern populations.
Eugnosta deceptana
Deceptive Cochylid
Eugnosta deceptana is a small tortricid moth known from southern Texas. Adults are active across much of the year with records from November through January and again in March, May, June, and August. The species was described by August Busck in 1907 and remains poorly documented beyond basic collection data.
Euhyponomeutoides gracilariella
Euhyponomeutoides gracilariella is a small moth species in the family Yponomeutidae (ermine moths), described by August Busck in 1904. The species is known from limited collection records in the Canadian prairie provinces of Alberta and Saskatchewan. As with many small yponomeutid moths, detailed biological information remains sparse. The genus Euhyponomeutoides contains relatively few described species, most of which are poorly studied.
Eulogia ochrifrontella
Broad-banded Eulogia Moth
Eulogia ochrifrontella is a small snout moth and the sole member of its genus. It is commonly known as the broad-banded eulogia moth. The species occurs across much of North America and has been documented from Canada through the eastern and central United States. It is associated with hardwood trees including pecan, oak, and apple.
Eumarozia malachitana
Sculptured Moth
Eumarozia malachitana, commonly known as the sculptured moth, is a small tortricid moth with a wingspan of 11.5–16 mm. It is widely distributed across eastern North America, with records extending from Ontario and Maine south to Florida and west to Texas and Oklahoma. The species exhibits bivoltine adult activity, with flight periods in July and from September to October. Larvae are known to feed on a diverse range of host plants including woody species and some cultivated plants.
Eupithecia neomexicana
Eupithecia neomexicana is a small pug moth in the family Geometridae described by James Halliday McDunnough in 1946. It occurs in the southwestern United States, specifically western New Mexico and Arizona. Adults are active in late summer, with flight records from late August to early September. The species belongs to a large genus of over 1400 species worldwide, commonly known as pugs for their compact resting posture.
Eutelia furcata
Florida eutelia moth
Eutelia furcata, commonly known as the Florida eutelia moth, is a small noctuid moth first described by Francis Walker in 1865. The species has a wingspan of approximately 30 mm and occurs across the southern United States through Mexico, Central America, and the Caribbean. It is a member of the family Euteliidae within the superfamily Noctuoidea.
Euxoa churchillensis
Alpine Dart, Churchill euxoa moth
Euxoa churchillensis, known as the Alpine Dart or Churchill euxoa moth, is a noctuid moth species described by McDunnough in 1932. It is characterized by small forewings measuring 10–13 mm in length. The species occupies a distinctive geographic range spanning subarctic Canada and alpine regions of the Rocky Mountains, suggesting adaptation to cold environments. Limited specific ecological data exists for this species, though its placement in the genus Euxoa indicates likely cutworm-type larval biology.
Eviridemas minuta
Eviridemas minuta is a small moth species and the sole member of its genus, which was erected by William Barnes and Foster Hendrickson Benjamin in 1929. Originally described by Barnes and James Halliday McDunnough in 1910, this species belongs to the family Noctuidae, commonly known as owlet moths. The genus is monotypic, meaning it contains only this single species.
Faculta synthetica
Faculta synthetica is a small moth in the family Gelechiidae, described by Walsingham in 1911. It is known from a single locality in Sonora, Mexico. The species has a wingspan of 11–12 mm and exhibits distinctive blackish forewings with purplish tinge, ochreous markings, and complex spotting patterns. Very little is known about its biology beyond the original description.
Fania nanus
Fania nanus is a small moth in the family Cossidae, described by Strecker in 1876. It is known from a limited distribution in the southern United States, with records from Arizona, Louisiana, Mississippi, and Texas. Adults are active from May to August and have a wingspan of approximately 28 mm.
Filatima albicostella
Filatima albicostella is a small gelechiid moth described by Clarke in 1942. The species is characterized by distinctive wing patterning with a yellowish-white ground color suffused with fuscous and a contrasting pale costal edge. It occurs across a broad North American range spanning from the Pacific Northwest to the southern Great Plains and subarctic Canada.
Filatima depuratella
Filatima depuratella is a small gelechiid moth with a wingspan of approximately 17 mm. It is known from limited records in the southwestern United States, specifically Arizona and New Mexico. The species was described by Busck in 1910 and is distinguished by its distinctive wing pattern featuring blackish markings on a pale background.
Fotella
Fotella is a monotypic moth genus in the family Noctuidae, containing the single species Fotella notalis. The genus was established by Augustus Radcliffe Grote in 1882. It is restricted to arid regions of the southwestern United States.
Friseria acaciella
Friseria acaciella is a small gelechiid moth with a wingspan of approximately 13 mm. The species is distinguished by its dark purple forewings with a distinctive yellowish-white quadrangular spot and contrasting lighter apex. It occurs in Mexico and the southern United States, with larvae that feed specifically on Acacia farnesiana.
Friseria cockerelli
mesquite webworm moth, mesquite webworm
Friseria cockerelli is a small moth in the family Gelechiidae, commonly known as the mesquite webworm moth. Its larvae are web-forming caterpillars that feed on mesquite (Prosopis spp.) and construct silk webs on host plants. The species occurs in Mexico and the southern United States, with adults active primarily from April to September.
Friseria nona
Friseria nona is a small gelechiid moth described by Hodges in 1966. It is known from Arizona in southwestern North America. The species is morphologically similar to Friseria repentina but distinguished by buff coloration replacing the orange tones found in that species. Knowledge of this species is limited to original description and scattered records.
Gabara subnivosella
wet sand savannah moth, snowy gabara
Gabara subnivosella is a small moth in the family Erebidae, first described by Francis Walker in 1866. It is commonly known as the wet sand savannah moth or snowy gabara. The species has a wingspan of approximately 25 mm and is found in eastern North America.
Glaphyria fulminalis
Black-patched Glaphyria Moth
Glaphyria fulminalis, commonly known as the Black-patched Glaphyria Moth, is a small crambid moth described by Julius Lederer in 1863. It is native to the eastern United States, where it occurs from New England south to Florida and westward to Texas and the Midwest. Adults are active during the summer months and are characterized by their small size and distinctive wing patterning.
Glyphidocera lactiflosella
five-spotted glyphidocera moth
Glyphidocera lactiflosella, commonly known as the five-spotted glyphidocera moth, is a small moth in the family Autostichidae. It was first described by Vactor Tousey Chambers in 1878. The species is characterized by its distinctive wing pattern of five brown spots on a pale cream background. It occurs across the southeastern and eastern United States with a notably extended adult flight period.
Grotella tricolor
A small noctuid moth with a wingspan of 20–23 mm. Adults are active from August to September. The species was first described by William Barnes in 1904.
Gypsonoma salicicolana
Small Gypsonoma Moth
Gypsonoma salicicolana is a small tortricid moth occurring across much of North America. The species is a specialist on willows (Salix), with larvae feeding on leaves of several documented host species. Adults are active primarily in late spring and early summer. The specific epithet 'salicicolana' reflects this association with Salix.
Gyros muirii
Cloaked Bantam
Gyros muirii is a small crambid moth species described by Henry Edwards in 1881. It occurs in the Pacific Northwest region of North America, with records from California, Oregon, and Washington. Adults fly from spring through mid-summer and are characterized by distinctive orange-brown forewings with dark markings. Two subspecies are recognized: the nominate form and G. m. rubralis from California.
Helcystogramma chambersella
Chambers' Twirler
Helcystogramma chambersella is a small gelechiid moth with a forewing length of 3.5–5 mm. The species is native to North America and has been recorded across a broad geographic range from Pennsylvania to California. Larvae feed on ragweeds (Ambrosia species), while adults are active from spring through late summer.
Helcystogramma melantherella
A small gelechiid moth described by August Busck in 1900. Adults have distinctive dark, lustrous forewings with contrasting pale markings. Larvae feed on several plant species including Melanthera nivea, the plant genus referenced in the species epithet. The species occurs in the southeastern and south-central United States.
Heliades lindae
Heliades lindae is a small pyralid moth endemic to Arizona, described by Cashatt in 2012. The species is known from limited observations and has a wingspan of 15–17 mm. It is distinguished by brownish red forewings with white dentate antemedial and postmedial lines and light greyish brown hindwings.
Heliocheilus toralis
Heliocheilus toralis is a small noctuid moth found in arid regions of the southwestern United States. The species was described by Grote in 1881 and is characterized by a wingspan of 23–25 mm. It belongs to the subfamily Heliothinae, a group whose larvae often feed on developing seeds.
Heliolonche modicella
Agoseris Flower Moth
Heliolonche modicella is a small moth in the family Noctuidae, commonly known as the Agoseris Flower Moth. It is notable for its diurnal activity, unusual among noctuid moths. The species has a wingspan of approximately 18 mm. It occurs in western North America, with confirmed records from California.
Heliolonche pictipennis
Red-lined Moth
Heliolonche pictipennis, commonly known as the Red-lined Moth, is a small noctuid moth species described by Grote in 1875. It is native to western North America, with documented occurrences in California and Arizona. The species has a wingspan of 16–17 mm. Larvae are known to feed on specific host plants including Malacothrix glabrata and Rafinesquia neomexicana.
Heliothelopsis unicoloralis
Heliothelopsis unicoloralis is a small crambid moth described in 1914. It is known from a single U.S. state (Arizona) with limited collection records. The species exhibits distinctive dark coloration with subtle metallic and light speckling.
Hemiplatytes epia
Hemiplatytes epia is a species of crambid moth described by Harrison Gray Dyar Jr. in 1912. It is known from California, USA. Males have forewings 6.5–9 mm long; females 8.5–10 mm. Adults are active from June to October.
Henricus umbrabasana
Brown-shouldered Henricus
Henricus umbrabasana is a small tortricid moth known from the Pacific Coast of the United States. The species was described by Kearfott in 1908 and is characterized by its modest forewing size of 7.5–9 mm. It is one of approximately 40 described species in the genus Henricus, a group of small tortricine moths predominantly distributed in the Nearctic region.
Hileithia aplicalis
Hileithia aplicalis is a small crambid moth described by Guenée in 1854. It is known from the southeastern and southwestern United States, with records from Georgia, Florida, Texas, and Arizona. Adults are active from February through August. The species remains poorly documented, with limited biological information available.
Homosetia costisignella
Homosetia costisignella is a small moth species in the family Meessiidae, originally described by James Brackenridge Clemens in 1863 as Tinea costisignella. The species has been reclassified from Tineidae to Meessiidae based on phylogenetic studies. It is known from scattered records in eastern North America, with 88 observations documented on iNaturalist. Like other members of this family, it is presumed to be associated with decaying organic matter or fungal substrates, though specific biological details remain poorly documented.
Honora montinatatella
snout moth
Honora montinatatella is a species of snout moth in the family Pyralidae, first described by George Duryea Hulst in 1887. It is endemic to western North America, with documented occurrences in Arizona, California, and Washington. The species has a wingspan of approximately 23 mm. It is classified within the subfamily Phycitinae, a diverse group of small moths often associated with dried plant materials.
Hybroma servulella
Yellow Wave Moth
Hybroma servulella, commonly known as the Yellow Wave Moth, is a small moth species in the family Meessiidae (formerly placed in Tineidae). The species was described by James Brackenridge Clemens in 1862. It has been documented primarily in the northeastern United States, with Vermont representing a notable location in its known range. The specific epithet and common name suggest distinctive wing patterning, though detailed morphological descriptions are limited in available sources.
Hydrelia inornata
Unadorned Carpet Moth
Hydrelia inornata, the unadorned carpet moth, is a small moth in the family Geometridae. It is characterized by its relatively plain, unmarked wing pattern that distinguishes it from more ornate congeners. The species is broadly distributed across eastern and central North America, with records spanning from the Canadian provinces of New Brunswick, Nova Scotia, Ontario, Quebec, and Saskatchewan south through the United States to North Carolina and Tennessee. The wingspan is approximately 15 mm, making it one of the smaller members of the genus Hydrelia.
Hydriomena macdunnoughi
Hydriomena macdunnoughi is a small geometrid moth described by Louis W. Swett in 1918. It occurs in western North America from Yukon Territory through western Alberta to Colorado. The species has a wingspan of 14–16 mm and exhibits distinctive grey forewings with a dark central band and pale hindwings with brown wavy lines. Adults are active from spring through mid-summer, and larvae feed on willow species.
Hypatopa vestaliella
Hypatopa vestaliella is a small moth species in the family Blastobasidae. It was originally described under the genus Holcocera before being transferred to Hypatopa. The species is known from the northeastern United States, with confirmed records from Maryland, Massachusetts, Pennsylvania, and Maine.
Hypenodes palustris
Swampland Hypenodes
Hypenodes palustris is a small moth in the family Erebidae, described by Ferguson in 1954. The species name 'palustris' (Latin for 'of the swamp') reflects its association with wetland habitats. It occurs across northern North America from Alaska through Canada to the northeastern and north-central United States. The species is one of relatively few in the genus Hypenodes, a group of small moths often associated with moist or marshy environments.
Hyperstrotia pervertens
Dotted Graylet
Hyperstrotia pervertens, commonly known as the dotted graylet, is a small moth in the family Erebidae. It was first described by William Barnes and James Halliday McDunnough in 1918. The species is distributed across eastern North America in woodland and forest habitats. It is a relatively well-documented species with over 1,500 observations on iNaturalist.
Hyperstrotia secta
Black-patched Graylet, black-patched graylet moth
Hyperstrotia secta is a small moth in the family Erebidae, first described by Grote in 1879. It is widely distributed across eastern and central North America, with records spanning from New England to the Gulf Coast and west to Oklahoma. Adults are active during spring and summer months. The species is characterized by its small size and distinctive wing pattern featuring a black patch.
Hypocrisias minima
Least Hypocrisias
Hypocrisias minima, commonly known as the Least Hypocrisias, is a moth in the family Erebidae, subfamily Arctiinae. The species was first described by Berthold Neumoegen in 1883. It is a small moth with a wingspan of 31–33 mm. The larvae are known to feed on Viguiera dentata.
Hystrichophora ochreicostana
Hystrichophora ochreicostana is a small tortricid moth in the leafroller family Tortricidae. The genus Hystrichophora contains species that are challenging to identify to species level from photographs alone. This species has been recorded in the Canadian prairie provinces. Like other tortricids, its larval stage is expected to feed within rolled or folded leaves.
Hystrichophora stygiana
A small tortricid moth in the leafroller family, described by Dyar in 1903. The genus Hystrichophora contains species that are challenging to identify to species level from photographs alone. Larval stages roll leaves for concealment, consistent with family traits.
Idaea furciferata
Notch-winged Wave, notch-winged wave moth
Idaea furciferata, commonly known as the notch-winged wave moth, is a small geometrid moth native to eastern and central North America. Adults are active from spring through mid-summer, with males slightly larger than females. The species is associated with open habitats where its larval host plants, clover and dandelion, occur.
Idaea tacturata
dot-lined wave moth
Idaea tacturata is a small geometrid moth occurring in the southeastern United States. The species was described by Francis Walker in 1861 and is active year-round in the southern portion of its range. Larvae feed on Trifolium species (clovers).
Keiferia elmorei
Keiferia elmorei is a small gelechiid moth described in 1936. The species is known from California and is associated with Solanum host plants. Larvae are leaf miners.
Leptosteges parthenialis
Leptosteges parthenialis is a small crambid moth described in 1917 from the southern United States. The species is documented from Florida, Louisiana, and Oklahoma. Adults are active during the warmer months, with flight records spanning May through August.
Leptosteges vestaliella
Leptosteges vestaliella is a small crambid moth described by Zeller in 1872. It occurs in the southeastern and south-central United States. Adults are active from late spring through early autumn. The species is among the smaller members of its genus.
Leucomele miriamella
Leucomele miriamella is a small moth species in the family Meessiidae, described by Dietz in 1905. The species is part of a poorly studied group of microlepidoptera, with limited biological information available. It has been recorded in North America based on specimen collections and observations. The genus Leucomele contains few described species, all characterized by distinctive wing patterns and reduced wing venation.
Lipocosma albinibasalis
Fancy Lipocosma
Lipocosma albinibasalis is a small crambid moth described by Munroe in 1995. It occurs in arid regions of southwestern North America including Arizona, California, and Baja California. Adults are active during summer months.
Lipocosma sicalis
Brown-banded Lipocosma Moth
Lipocosma sicalis is a small crambid moth distributed across eastern and central North America. The species was described by Francis Walker in 1859 based on a specimen originally placed in the genus Leucinodes. Adults are active from spring through mid-summer and are characterized by a wingspan of approximately 15 mm. The common name 'Brown-banded Lipocosma Moth' reflects distinctive patterning on the wings.
Lobocleta peralbata
Speckled Wave
Lobocleta peralbata is a small geometrid moth known as the Speckled Wave, with a wingspan of 11–20 mm. It is widespread across the southeastern and southwestern United States. Adults are active nearly year-round, from December through September. The species belongs to the subfamily Sterrhinae, which includes many small wave moths with delicate patterning.
Loxocrambus coloradellus
A small crambid moth described by Charles H. Fernald in 1893. Adults are active in late spring and mid-summer, with a wingspan of 17–22 mm. Known from limited records in California and Colorado.
Loxostege brunneitincta
A small crambid moth described by Eugene G. Munroe in 1976. Adults are active during late spring and early summer. The species is known from a limited number of records in the western United States.
Lozotaenia exomilana
Lozotaenia exomilana is a small tortricid moth described by Franclemont in 1986. It is known from a limited geographic range in the eastern United States, specifically North Carolina and Virginia. The species has a wingspan of 11–13 mm and adults are active during the summer months.
Lozotaenia rindgei
Lozotaenia rindgei is a small tortricid moth described by Obraztsov in 1962. It occurs across a broad North American range spanning from the Yukon and British Columbia south to Oregon, Wyoming, and Washington, with an isolated eastern population in North Carolina. The species is active during summer months.
Lygropia plumbicostalis
Lygropia plumbicostalis is a small crambid moth described by Grote in 1871. The species has a wingspan of approximately 27 mm. It occurs in the southwestern and southeastern United States, with records from Arizona, Florida, and Texas. Adults are active from May through September.
Macaria transitaria
Blurry Chocolate Angle
Macaria transitaria is a small geometrid moth commonly known as the blurry chocolate angle. It is native to North America and recognized by its relatively compact wingspan of 23–26 mm. The species is associated with pine forests, as its larvae feed on Pinus species.
Macrorrhinia aureofasciella
Macrorrhinia aureofasciella is a small snout moth described by Émile Louis Ragonot in 1887. It belongs to the subfamily Phycitinae within the family Pyralidae. The species is known from the southwestern United States, specifically Arizona and Texas.
Maliattha concinnimacula
red-spotted glyph, red-spotted maliattha, red-spotted lithacodia
Maliattha concinnimacula is a species of owlet moth in the family Noctuidae, first described by Guenée in 1852. Commonly known as the red-spotted glyph, this small moth is found in North America. The species is part of the subfamily Eustrotiinae and is assigned Hodges number 9050 in the North American moth numbering system. It has been documented in at least 1,242 observations on iNaturalist, indicating it is relatively well-recorded among citizen scientists.
Meropleon diversicolor
multicolored sedgeminer moth
Meropleon diversicolor, commonly known as the multicolored sedgeminer moth, is a small noctuid moth with a wingspan of approximately 29 mm. It is widely distributed across eastern and central North America, with records spanning from Quebec and New Brunswick south to Georgia and west to Kansas and Oklahoma. The species is strongly associated with wetland habitats and has a larval stage that bores into sedges (Carex and related genera). Adults are active from June through October, with peak abundance in August and September.
Mesolia incertellus
Mesolia incertellus is a small crambid moth described by Zincken in 1821. It is known from the southeastern United States, with records from Florida, Georgia, South Carolina, and Illinois. The species exhibits nearly year-round adult activity in Florida, suggesting adaptation to subtropical conditions. Its small size and broad seasonal presence distinguish it from many temperate moth species.
Metalectra diabolica
diabolical fungus moth
Metalectra diabolica is a small moth in the family Erebidae, first described in 1924. It occurs in the southeastern and south-central United States, with adults active primarily during spring and summer months. The species is known to feed on fungi during its larval stage.
Microcausta flavipunctalis
Rusty Microcausta Moth
Microcausta flavipunctalis is a small crambid moth with a wingspan of approximately 10 mm. It occurs in the Caribbean region and southeastern United States, with confirmed records from Florida, Cuba, and Puerto Rico. Adults are active primarily during winter and spring months, with flight records spanning December through May and October.
Microcrambus kimballi
Kimball's Grass-veneer
Microcrambus kimballi is a small grass-veneer moth in the family Crambidae, described by Alexander Barrett Klots in 1968. It is found in the southeastern and eastern United States, with records from nine states ranging from Maryland to Texas. The species has a wingspan of 14 mm and exhibits extended adult activity from February through November.
Microphysetica hermeasalis
Microphysetica hermeasalis is a small crambid moth described by Francis Walker in 1859. It has a wingspan of 9–10 mm and occurs across the Caribbean Basin, including Florida, Mexico, Central America, the Antilles, and northern South America. Adults are active during specific periods in Florida, with flight records from March through June and again from November through December.
Microtheoris vibicalis
Whip-marked Snout Moth
Microtheoris vibicalis is a small crambid moth native to the south-central United States. It was described by Zeller in 1873 and is commonly known as the whip-marked snout moth. The species is characterized by its diminutive size and extended seasonal activity.
Mimorista trimaculalis
Mimorista trimaculalis is a small crambid moth described by Grote in 1878. It occurs in arid and semi-arid regions of the southwestern United States. Adults are active during the warm season, with records spanning May through September. The species name refers to the three spots (tri-maculalis) characteristic of its wing pattern.
Monochroa harrisonella
Monochroa harrisonella is a gelechiid moth described by August Busck in 1904. It is a small moth with distinctive wing markings, including a prominent black streak on the forewing fold and a round black spot at the end of the cell. The species has been recorded across a broad North American range spanning the Pacific coast and Florida.
Monopis spilotella
Orange-headed monopis
Monopis spilotella is a small tineid moth described by Tengström in 1848. The species has a transcontinental distribution spanning northern Eurasia and North America. Adults are active during the summer months with a flight period extending from May through September. The species is known by the common name Orange-headed monopis.
Nascia acutellus
Streaked Orange Moth
Nascia acutellus, commonly known as the streaked orange moth, is a small crambid moth native to eastern and central North America. First described by Francis Walker in 1866, this species inhabits wet grassy areas with sedges. Adults are active from late spring through summer, with a wingspan of approximately 22 mm. The larval stage likely feeds on Cyperaceae (sedge family) species.
Nasusina vallis
Nasusina vallis is a small geometrid moth described by Ferris in 2004. It is known from a restricted locality in western Colorado, specifically John Brown Canyon. The species inhabits arid canyon terrain and has been documented with forewing lengths of 9–10 mm. Adults are active in mid to late spring.
Nephrogramma separata
Three-spotted Kidney Moth
Nephrogramma separata is a small crambid moth known as the Three-spotted Kidney Moth. It occurs in the southwestern United States, specifically Arizona, New Mexico, and Texas. The species has a forewing length of 8–10 mm and is active as an adult from July through September. It belongs to the subfamily Glaphyriinae within the family Crambidae.
Niasoma metallicana
Niasoma metallicana is a small tortricid moth described by Walsingham in 1895. It occurs in the southeastern and mid-Atlantic United States, with records from seven states spanning from Massachusetts to Texas. The species has a wingspan of 14–21 mm. It was originally described under the genus Platynota before being transferred to Niasoma.
Noctueliopsis bububattalis
Tawny Bantam
Noctueliopsis bububattalis is a small crambid moth native to southwestern North America. It was first described by George Duryea Hulst in 1886. Adults are active in early spring and can be recognized by their distinctive dark maroon-brown forewings with white transverse lines. The species is commonly known as the Tawny Bantam.
Nola ovilla
Woolly Nola Moth, Sharp-blotched Nola Moth
Nola ovilla is a small nolid moth species found in North America. It is commonly known as the woolly nola moth or sharp-blotched nola moth. The species was first described by Grote in 1875. It is assigned Hodges number 8995 in the North American moth classification system. As a member of the family Nolidae, it belongs to a group of moths often characterized by relatively small size and cryptic coloration.
Notocelia cynosbatella
Yellow-faced Bell
Notocelia cynosbatella is a small tortricid moth with a wingspan of 16–22 mm. It has a broad distribution across the Palearctic, ranging from Europe through eastern Russia and extending into Asia Minor, Iran, Kazakhstan, China, and Mongolia. Adults are active in late spring, with flight activity recorded in May and June. The species is commonly known as the Yellow-faced Bell.
Ocnerostoma piniariella
White Pine Ermel
A small European moth in the family Yponomeutidae, characterized by its narrow, light grey forewings and grey hindwings. Adults fly in a single generation during summer months. The species is closely similar to Ocnerostoma friesei and requires careful examination for identification.
Oegoconia deauratella
Scarce Obscure Moth
Oegoconia deauratella, commonly known as the Scarce Obscure Moth, is a small gelechioid moth in the family Autostichidae. It has a wingspan of 11–15 mm and is known from most of Europe and parts of North America including Québec, Ontario, and Michigan. The species was first described by Herrich-Schäffer in 1854.
Oegoconia novimundi
Four-spotted Yellowneck Moth
Oegoconia novimundi is a small moth in the family Autostichidae, described by Busck in 1915. It is known from southern and central Europe, including Mediterranean islands, with records spanning from the Iberian Peninsula to the Balkans. The common name "Four-spotted Yellowneck Moth" refers to diagnostic markings on the adult. The species has been documented across diverse European habitats but detailed biology remains poorly known.
Ogdoconta sexta
Ogdoconta sexta is a small noctuid moth described in 1913 from extreme southern Texas. Adults are active in spring and early summer, with a secondary flight period in September. The species has a very restricted known range, limited to two counties at the Texas-Mexico border.
Oidaematophorus cretidactylus
Chalky Plume Moth
Oidaematophorus cretidactylus, known as the Chalky Plume Moth, is a small plume moth in the family Pterophoridae. It is characterized by its whitish ochreous forewings with fawn-colored markings and a wingspan of approximately 26 mm. The species has been documented in scattered locations across North America.
Olethreutes clavana
Olethreutes clavana is a small tortricid moth in the family Tortricidae, subfamily Olethreutinae. It was first described by Francis Walker in 1863. As a member of the diverse Olethreutes genus, it is one of many small, often overlooked moth species that contribute to ecosystem function. Specific biological details for this species remain poorly documented in available literature.
Olethreutes exoletum
wretched olethreutes moth
Olethreutes exoletum is a small tortricid moth commonly known as the wretched olethreutes moth. It is one of numerous Olethreutes species found in North America, distinguished by its modest size and membership in a taxonomically complex genus. The species was described by Zeller in 1875 and holds Hodges number 2791 in the North American moth classification system. Like many Olethreutinae, it is likely associated with woody plants, though specific host relationships remain poorly documented.
Oxycilla malaca
Bent-lined Tan
Oxycilla malaca, commonly known as the bent-lined tan, is a small moth species in the family Erebidae. It was described by Augustus Radcliffe Grote in 1875. The species is distributed across the southeastern and central United States, with records from ten states ranging from Texas to Pennsylvania. Adults have a wingspan of approximately 20 mm. The species is assigned Hodges number 8407 in the North American moth classification system.
Oxyptilus delawaricus
Hawkweed Plume Moth
Oxyptilus delawaricus is a plume moth in the family Pterophoridae, described by Zeller in 1873. It is known from North America, with records from Canada and multiple U.S. states including California, Massachusetts, and New Hampshire. The species is small, with a wingspan of 17–18 mm. It is commonly referred to as the Hawkweed Plume Moth, suggesting an association with plants in the genus Hieracium.
Palpita freemanalis
Freeman's Palpita Moth
Palpita freemanalis is a small crambid moth in the subfamily Spilomelinae, described by Eugene G. Munroe in 1952. It occurs across the southeastern and central United States, with adults active primarily during late summer. The species is characterized by its modest size and relatively broad geographic distribution within its range.
Palpita kimballi
Kimball's palpita moth
Palpita kimballi is a small crambid moth endemic to the southeastern United States. Adults have forewings measuring 14–15 mm and are active primarily from July through October. The species was described by Eugene G. Munroe in 1959 and is named in honor of Charles P. Kimball, author of The Lepidoptera of Florida: An Annotated Checklist.
Pandemis morrisana
A small tortricid moth first described from Canada in 1978. The species was originally placed in the genus Archepandemis but has since been transferred to Pandemis. It is known from a single Canadian province with limited published information on its biology.
Paralobesia spiraeifoliana
Paralobesia spiraeifoliana is a species of tortricid moth described by Heinrich in 1923. It belongs to the genus Paralobesia, which includes several species associated with host plants. The species is recorded from the northeastern United States, with documented occurrences in Vermont. Like other members of the family Tortricidae, it is a small moth with characteristic wing posture at rest.
Paraplatyptilia auriga
False Foxglove Plume Moth
Paraplatyptilia auriga is a small plume moth in the family Pterophoridae, described in 1921 by Barnes and Lindsey. It is restricted to eastern North America and is associated with false foxglove (Gerardia) and other Asteraceae hosts. The species is one of approximately 38 observation records on iNaturalist, suggesting it is not frequently encountered.
Parapoynx maculalis
polymorphic pondweed moth
Parapoynx maculalis, commonly known as the polymorphic pondweed moth, is a small aquatic moth in the family Crambidae. It inhabits freshwater environments across eastern North America, from Florida and Texas north to Canada. The species is distinguished by its small size, white forewings with fuscous markings, and fully aquatic larval stage that feeds on submerged plants.
Pelochrista albiguttana
Pelochrista albiguttana is a species of tortricid moth in the family Tortricidae, first described by Zeller in 1875. It belongs to the large genus Pelochrista, which contains numerous small moth species primarily found in the Holarctic region. Like other members of its family, it is a small moth with larvae that typically develop within plant tissues. The species has been documented through iNaturalist observations, indicating ongoing interest from naturalists and entomologists.
Pelochrista argentifurcatana
Pelochrista argentifurcatana is a species of tortricid moth in the family Tortricidae, first described by Grote in 1876. It belongs to the large genus Pelochrista, which contains numerous small moth species. The species is part of the subfamily Olethreutinae and tribe Eucosmini. Limited observational data exists for this species, with 31 records documented on iNaturalist.
Pelochrista comatulana
Pelochrista comatulana is a small tortricid moth in the family Tortricidae, subfamily Olethreutinae. It was originally described by Zeller in 1876 under the name Paedisca comatulana. The species belongs to the large genus Pelochrista, which contains numerous small, often drab-colored tortricid moths. Like other members of its family, it is a nocturnal insect attracted to ultraviolet light sources.
Pelochrista dapsilis
Pelochrista dapsilis is a species of tortricid moth in the family Tortricidae, subfamily Olethreutinae, and tribe Eucosmini. It was described by Carl Heinrich in 1929. Like other members of its genus, it is a small moth with typical tortricid morphology. The species is part of a large and diverse genus of tortricid moths found primarily in the Holarctic region.
Pelochrista griselda
Pelochrista griselda is a small tortricid moth in the family Tortricidae, described by Blanchard and Knudson in 1982. Like other members of the genus Pelochrista, it belongs to the subfamily Olethreutinae and tribe Eucosmini. The species is documented in taxonomic databases but remains poorly known in terms of its biology and ecology.
Pelochrista mirosignata
Pelochrista mirosignata is a small tortricid moth in the family Tortricidae, subfamily Olethreutinae. It belongs to the large genus Pelochrista, which contains numerous species of small moths often difficult to distinguish without close examination. The species was described by Heinrich in 1929. Like other members of its family, it is likely nocturnal and attracted to ultraviolet light sources.
Pelochrista mobilensis
Pelochrista mobilensis is a species of tortricid moth in the family Tortricidae, first described by Heinrich in 1923. It belongs to the genus Pelochrista, a diverse group of small moths within the subfamily Olethreutinae. The species epithet 'mobilensis' suggests a type locality connection to Mobile, Alabama or a related geographic reference. No vernacular name has been established for this species.
Pelochrista momana
Pelochrista momana is a species of tortricid moth in the family Tortricidae, subfamily Olethreutinae, and tribe Eucosmini. It was described by Kearfott in 1907. The genus Pelochrista contains numerous small moth species, many of which are poorly documented in terms of biology and ecology. No common name has been assigned to this species.
Pelochrista popana
A small tortricid moth in the genus Pelochrista, described by Kearfott in 1907. As a member of the tribe Eucosmini, it belongs to a diverse group of small moths often referred to as tortrix moths or leafroller moths. The genus Pelochrista contains numerous species that are frequently challenging to distinguish without detailed examination.
Pelochrista shastana
Pelochrista shastana is a small tortricid moth in the family Tortricidae, subfamily Olethreutinae. The species was described by Walsingham in 1879. Like other members of the genus Pelochrista, it belongs to the tribe Eucosmini, a group of small moths often referred to as 'bell moths' or 'tortricid leafrollers.' Very few documented observations of this species exist in public databases.
Perimede ricina
Perimede ricina is a small moth described by Ronald W. Hodges in 1962. The species is currently classified in the family Momphidae, though it was historically placed in Cosmopterigidae. It occurs in eastern and central North America, with records spanning from Louisiana to Massachusetts. Adults are active primarily during spring through fall, with some late-season activity in November.
Phtheochroa fulviplicana
Phtheochroa fulviplicana is a small tortricid moth described by Walsingham in 1879. The species exhibits a disjunct distribution across North America, with records from both eastern (Maine) and western (Alberta, Nevada, California) localities. Its adult flight period spans late spring through summer, with an additional December record suggesting possible multivoltinism or late-season emergence in some populations. The species epithet 'fulviplicana' refers to tawny or yellowish-brown wing markings.
Platynota rostrana
Omnivorous Platynota Moth
Platynota rostrana is a small tortricid moth with a wingspan of 13–17 mm, distributed across the Americas from the United States through Central America to South America, with established populations in the West Indies and occasional records in Europe via accidental importation. The species is known to be a pest of citrus and other crops, with larvae that feed on a variety of plant materials.
Platynota yumana
Platynota yumana is a small moth species in the family Tortricidae, commonly known as leafroller moths. It is known only from the southwestern United States, specifically Arizona and California. The species has a wingspan of approximately 15 mm. Like other members of its genus, it likely has larvae that feed on plant material, though specific host records for this species are not documented.
Polopeustis arctiella
Polopeustis arctiella is a small snout moth in the family Pyralidae, described by Gibson in 1920. It is restricted to northern North America, with records from the Canadian provinces of Alberta and Manitoba, as well as the territory of Nunavut. The species has a wingspan of approximately 22 mm. It belongs to the subfamily Phycitinae, a diverse group of pyralid moths whose larvae often feed on stored products or plant materials.
Ponometia virginalis
Virgin Bird-Dropping Moth
Ponometia virginalis is a small noctuid moth commonly known as the Virgin Bird-Dropping Moth. The species is named for its resemblance to bird droppings, a form of camouflage. It occurs across western and central North America from Texas to Wyoming and west to Arizona. The forewings measure approximately 10 mm in length.
Prolita incicur
Prolita incicur is a small moth in the family Gelechiidae, described by Ronald W. Hodges in 1966. It occurs in western North America, with records from California, Nevada, Wyoming, Oregon, and Colorado. The species has a wingspan of 17–27 mm and exhibits distinctive pale buff to orange forewings with brown markings.
Prolita princeps
Prolita princeps is a small moth in the family Gelechiidae, described by August Busck in 1910. It is found in western North America, with records from California, Washington, Montana, Oregon, New Mexico, Utah, and British Columbia. The wingspan ranges from 16.5 to 20 mm. The species is characterized by distinctive scale patterns on the forewings, with buff white and brown coloration.
Prorella albida
Prorella albida is a small geometrid moth in the subfamily Larentiinae, first described from North American material in 1923. It is characterized by its diminutive size, with a wingspan of approximately 14 mm. Adults have been documented during summer and autumn months in arid and semi-arid regions of the southwestern United States. The species appears to be univoltine or bivoltine based on scattered flight records.
Prorella discoidalis
Prorella discoidalis is a small geometrid moth described by John Arthur Grossbeck in 1908. The species is restricted to the southwestern United States, occurring in Arizona, New Mexico, and Utah. Adults have a wingspan of approximately 17 mm and appear in two generations annually, with flight periods in June and August.
Prorella irremorata
A small geometrid moth described by Harrison Gray Dyar Jr. in 1923, restricted to arid regions of the southwestern United States. Adults are active in spring and again in early autumn. The species is one of several in the genus Prorella, a group of generally small, inconspicuous moths associated with desert and semi-arid habitats.
Prorella neremorata
Prorella neremorata is a species of moth in the family Geometridae, subfamily Larentiinae. It is a small, relatively obscure species with limited published documentation. The species is part of a genus containing several similar small geometrid moths found in western North America.
Prorella remorata
Prorella remorata is a small geometrid moth described by John Arthur Grossbeck in 1907. It is known only from Arizona, where adults have been recorded in March and August. The wingspan measures approximately 18 mm. As a member of the subfamily Larentiinae, it belongs to a diverse group of moths commonly known as carpet moths or pugs.
Prorella tremorata
Prorella tremorata is a small geometrid moth described by James Halliday McDunnough in 1949. It is known from California and Nevada in the western United States. Adults have been recorded in February, April, and October, suggesting either multiple generations or an extended flight period. The species remains poorly documented beyond basic collection records.
Protorthodes orobia
Protorthodes orobia is a noctuid moth described in 1876 and currently recognized as a valid species. It is endemic to eastern Texas, with highest abundance along the Gulf Coast. The species is among the smaller members of its genus, with distinctive forewing maculation. Adults are active in autumn, with flight records limited to October.
Protorthodes perforata
Protorthodes perforata is a small noctuid moth described by Augustus Radcliffe Grote in 1883. The species occurs across the southern United States and into central Mexico, with adults active during two distinct periods in spring and late summer through autumn. It is recognized by its pale gray forewings with contrasting dark spotting pattern.
Psammathodoxa cochlidioides
Psammathodoxa cochlidioides is a small moth in the family Erebidae, subfamily Calpinae. The species was described from specimens collected in southern Texas and Mexico. It is characterized by distinctive wing patterning with numerous wavy transverse lines.
Pseudanarta crocea
Crossed Golden Arches
Pseudanarta crocea is a small noctuid moth with a wingspan of approximately 22 mm. It occurs across western North America from the Canadian prairies through the Rocky Mountain states to the southwestern United States. The species was originally described as Anarta crocea by Edwards in 1875 before transfer to Pseudanarta.
Pseudanarta flavidens
Pseudanarta flavidens is a small noctuid moth native to western North America. The species was described by Grote in 1879 and remains relatively poorly documented, with limited published biological information. It is one of approximately 15 species in the genus Pseudanarta, a group of small moths found primarily in North American arid and semi-arid regions.
Psilocorsis quercicella
oak leaftier moth, oak leaf-tying psilocorsis moth
Psilocorsis quercicella is a small moth in the family Depressariidae whose larvae construct leaf shelters by tying oak leaves together. The species is known from the eastern and central United States. Larvae skeletonize oak leaves and serve as prey for parasitoid wasps, including mason wasps in the genus Ancistrocerus. The moth has been observed to have a community of parasitoid species attacking its larval stage.
Ptichodis vinculum
Black-tipped Ptichodis Moth
Ptichodis vinculum is a small erebid moth with a wingspan of 34 mm. It is primarily distributed in the southeastern United States, with scattered records north to New Jersey and New York. The species is closely associated with coastal marshy habitats. Adults are active year-round in Florida, with more seasonal activity likely in northern parts of the range.
Ptycerata
Ptycerata is a monotypic genus of gelechiid moths described by Ely in 1910. The sole species, Ptycerata busckella, is a small North American moth with distinctive forewing patterning. It is named in honor of August Busck, a prominent American entomologist.
Pyrausta atropurpuralis
A small crambid moth described by Grote in 1877, found in the southwestern United States. Adults have a wingspan of 15–18 mm with distinctive reddish-brown forewings bearing a purplish tinge and fuscous hindwings paler at the base. Adult activity has been recorded in September.
Pyrausta augustalis
Pyrausta augustalis is a small crambid moth described by Grote in 1875. It ranges from Texas through Mexico to Central America, with adults recorded active in March, June–July, and November. The wingspan is approximately 18 mm. The species belongs to the genus Pyrausta, which includes several herbivorous species whose larvae feed on flowering plants.
Pyrausta bicoloralis
bicolored pyrausta moth
Pyrausta bicoloralis is a small crambid moth described by Guenée in 1854. Adults display a distinctive yellow and purple wing pattern and are active from June through September. The species occurs across eastern North America from Nova Scotia to Florida and west to Michigan and Texas, with the range extending into South America.
Pyrausta cardinalis
Pyrausta cardinalis is a small crambid moth described by Achille Guenée in 1854. Adults have a wingspan of approximately 12 mm. The species is restricted to the Caribbean region and southern Florida. Adults have been documented in March in Florida.
Pyrausta lethalis
Lethal Pyrausta, lethal pyrausta moth
Pyrausta lethalis is a small crambid moth described by Grote in 1881. It occurs in arid and semi-arid regions of the southwestern United States and adjacent Mexico. The species is characterized by distinctive purplish-brown forewings with contrasting pale subterminal areas. Adults are active across much of the year, with records spanning March through October.
Pyrausta morenalis
Pyrausta morenalis is a small crambid moth described by Harrison Gray Dyar Jr. in 1908. It occurs in western North America from Washington to California and westward to Texas and Nevada, with additional records in Mexico. The species has a wingspan of 18–22 mm and exhibits distinctive dark reddish-brown forewings with a bronzy sheen contrasting with pale hindwings. Adults are active primarily from spring through mid-summer, with some records extending into autumn and early winter.
Pyrausta napaealis
Pyrausta napaealis is a small crambid moth described by George Duryea Hulst in 1886. It is found in western North America from Washington to California and eastward to Texas, as well as in northern Mexico. Adults have a wingspan of 17–22 mm and exhibit distinctive ash gray and brown forewing patterning. The species is active primarily from March through August, with some records in October.
Pyrausta pseuderosnealis
Yellow-banded Pyrausta Moth
Pyrausta pseuderosnealis is a small crambid moth described by Eugene G. Munroe in 1976. It occurs across much of the southern and central United States and Mexico. Adults are active year-round in warmer regions, with records spanning January through October. The species belongs to a genus containing several economically significant herbivores, though specific biological details for this species remain poorly documented.
Rivula pusilla
Rivula pusilla is a small moth species in the family Erebidae, subfamily Rivulinae. It was first described by Heinrich Benno Möschler in 1890. The species is characterized by its diminutive size, with a wingspan of approximately 14 mm. It has been documented across a broad geographic range spanning the southern United States, Caribbean islands, and parts of Central and South America.
Rostrolaetilia texanella
Rostrolaetilia texanella is a species of pyralid moth in the subfamily Phycitinae, first described by Blanchard and Ferguson in 1975. The species is endemic to Texas and surrounding regions of the southern United States. It is a small moth with limited documented observations, reflecting its restricted range and possibly specialized habitat requirements. The genus Rostrolaetilia contains few described species, and this taxon represents one of the better-documented members of this poorly known group.
Schinia antonio
Schinia antonio is a small moth in the family Noctuidae, endemic to southern Texas. It has a wingspan of approximately 9 mm. The larvae are known to feed on species of Aphanostephus, a genus of flowering plants in the aster family. As a member of the genus Schinia, it likely exhibits the flower-associated behavior typical of this group, though specific adult behaviors remain poorly documented.
Schinia cumatilis
silver-banded gem, Silver-banded Gem Moth
Schinia cumatilis is a small noctuid moth known as the silver-banded gem, first described by Grote in 1865. The species occurs across western North America from the southwestern United States into southern Canada. Adults have a wingspan of approximately 24–27 mm. The larvae are specialist feeders on Artemisia frigida.
Schinia illustra
Schinia illustra is a small moth in the family Noctuidae, described by Smith in 1906. It is found in the western United States, specifically in Colorado, Nevada, New Mexico, Utah, and Wyoming. The wingspan measures 24–26 mm. Like other members of the genus Schinia, adults are likely associated with flowers for nectar and resting.
Schinia miniana
Desert Marigold Moth, desert-marigold moth
Schinia miniana is a small noctuid moth native to arid regions of western North America. The species was described by Augustus Radcliffe Grote in 1881. Adults have a wingspan of 19–24 mm. Larvae feed on Baileya (desert marigold), giving the moth its common name.
Schinia vacciniae
Schinia vacciniae is a small noctuid moth with a wingspan of approximately 19 mm. It belongs to the genus Schinia, a diverse group of flower moths known for their often colorful appearance and specialized associations with particular host plants. The species is documented from western North America, with records from Arizona, California, Idaho, Oregon, and Washington.
Scoparia basalis
Many-spotted Scoparia Moth
Scoparia basalis is a small moth in the family Crambidae, commonly known as the many-spotted scoparia moth. The species is characterized by its diminutive size, with a wingspan of approximately 13 mm. It is distributed across much of North America, with records from both the United States and Canada. The specific epithet 'basalis' refers to a basal feature, though the exact morphological reference is not detailed in available sources.
Scoparia palloralis
Scoparia palloralis is a small moth in the family Crambidae, described by Harrison Gray Dyar Jr. in 1906. It occurs in western North America from British Columbia to southern California, with inland records from Colorado and western Texas. The species exhibits seasonal flight activity in spring and summer, with timing varying by latitude and elevation.
Scoparia penumbralis
Dark Brown Scoparia Moth, dark-brown scoparia moth
Scoparia penumbralis is a small crambid moth described by Harrison Gray Dyar Jr. in 1906. It is known from eastern and central North America, with records spanning from Alabama and the Carolinas north to Newfoundland, and west to Minnesota and Wisconsin. The species has a wingspan of approximately 12 mm and adults are active from May through September.
Scopula compensata
small frosted wave, Dark-marked Wave
Scopula compensata is a small geometrid moth of the family Geometridae, described by Francis Walker in 1861. The species is known by two common names: 'small frosted wave' (traditional) and 'Dark-marked Wave' (preferred on iNaturalist). It is restricted to the southeastern United States, with confirmed records from Alabama, Florida, Georgia, and South Carolina. The wingspan is approximately 15 mm. Like other members of the genus Scopula, the larvae are inchworm-type caterpillars that feed on various plants.
Scybalistodes vermiculalis
Scybalistodes vermiculalis is a small crambid moth described by Munroe in 1964. It is known from Arizona in the southwestern United States. The species exhibits bimodal adult activity in spring and late summer. Its small size and specific epithet suggest fine, worm-like markings on the wings.
Sigela penumbrata
Stippled Sigela Moth
Sigela penumbrata, commonly known as the stippled sigela moth, is a small moth species in the family Erebidae. It is native to North America, with documented occurrences in Tennessee and Florida. The species was described by Hulst in 1896.
Singularia walsinghami
Walsingham's Plume Moth
Singularia walsinghami is a plume moth in the family Pterophoridae described by Fernald in 1898. The species is found in North America, with records from Colorado and other parts of the western United States. It is named in honor of Lord Walsingham, a notable figure in British entomology. The moth is relatively small, with a wingspan of 25–26 mm, and exhibits characteristic plume moth morphology with divided wings.
Sinoe robiniella
Sinoe robiniella is a small gelechiid moth native to eastern North America. Adults are active from spring through late summer, with timing varying by latitude. The species is specialized on leguminous host plants, with larvae feeding on black locust and related species. It was originally described as Anacampsis robiniella by Asa Fitch in 1859.
Sonia constrictana
constricted sonia moth
Sonia constrictana is a small moth species in the family Tortricidae, commonly known as the constricted sonia moth. It occurs across eastern and central North America, with records from the United States and southern Canada. Adults are active from late spring through early autumn. The species is one of approximately 10,000 described tortricid moths worldwide, a family known for including many economically significant agricultural pests.
Sophronia teretracma
Sophronia teretracma is a small gelechiid moth described by Edward Meyrick in 1927. It is known only from Texas in the United States. The species exhibits distinct sexual dimorphism in forewing coloration, with females sometimes showing more extensive white suffusion.
Sparganothis caryae
Netted Sparganothis Moth
Sparganothis caryae is a small tortricid moth with a wingspan of approximately 17–18 mm. The species is widely distributed across the eastern and central United States, ranging from Massachusetts to Florida and west to Texas and Oklahoma. Despite its specific epithet referencing Carya (hickory), the common name "Netted Sparganothis Moth" suggests a distinctive wing pattern. The species was first described by Robinson in 1869 from the original combination Tortrix caryae.
Spragueia perstructana
Spragueia perstructana is a small noctuid moth described by Francis Walker in 1865. It is notable for its specialized larval diet on Lantana camara, an invasive shrub in many regions. The species occurs across a broad geographic range from the southern United States through the Caribbean and into Central America. Its small size and specific host association distinguish it within the genus Spragueia.
Steniodes declivalis
Steniodes declivalis is a small crambid moth described by Harrison Gray Dyar Jr. in 1914. It is distinguished from the similar Steniodes gelliasalis by its smaller size, darker coloration, and a sharply angled whitish outer line on the hindwings that touches the outer margin. The species occurs in Panama, Costa Rica, and Venezuela.
Stenoptilia pallistriga
Pale-streaked Plume Moth
Stenoptilia pallistriga is a small plume moth (family Pterophoridae) described by Barnes and McDunnough in 1913. It occurs across the Neotropics and the southeastern United States, with a wingspan of 14–16 mm. Adults are active during multiple periods throughout the year, with flight records spanning February through December.
Stilbosis tesquella
Hog-peanut Leaf-sewer
Stilbosis tesquella is a small moth in the family Cosmopterigidae, described by James Brackenridge Clemens in 1860. It is distributed across eastern and central North America, with records from 17 U.S. states and Quebec. The species is notable for its specialized larval diet on leguminous plants.
Symmetrischema lectulifera
Symmetrischema lectulifera is a small gelechiid moth described by Edward Meyrick in 1929. It is known from a limited number of records in Texas, with a wingspan of 13–16 mm. The species belongs to a genus whose members are often associated with Solanaceae plants.
Symmetrischema striatella
Streaked Twirler
Symmetrischema striatella is a small gelechiid moth described by Mary Murtfeldt in 1900. It is native to North America with a broad distribution across the eastern and southern United States, and has been introduced to New Zealand. The species is associated with Solanum nigrum (black nightshade), on whose berries the larvae feed.
Sympistis aterrima
Sympistis aterrima is a small noctuid moth described by Grote in 1879. It is known from limited observations in western North America, with records from California. The species was originally described under the genus Stylopoda before being transferred to Sympistis.
Sympistis hayesi
A small noctuid moth of the Rocky Mountain region, described by Grote in 1873. The species is documented from limited observations and appears to have a restricted distribution in western North America. Wingspan approximately 30 mm.
Sympistis lachrymosa
A small noctuid moth described in 2008 by James T. Troubridge. It is known from a restricted range in the southwestern United States and has a brief adult flight period in autumn. The species epithet "lachrymosa" (tearful) may allude to markings or coloration on the wings.
Sympistis osiris
Sympistis osiris is a moth in the family Noctuidae, described by James T. Troubridge in 2008. The species is known from New Mexico and has a wingspan of 30–34 mm. As a member of the large genus Sympistis, it belongs to a diverse group of noctuid moths found primarily in North America.
Synchlora cupedinaria
Brown-bordered Emerald
Synchlora cupedinaria is a small emerald moth in the family Geometridae, first described by Augustus Radcliffe Grote in 1880. The species is restricted to the Caribbean region and extreme southeastern United States, with confirmed records from Florida, the Bahamas, the Virgin Islands, Guadeloupe, and Martinique. Two subspecies are recognized: the nominate form and S. c. guadelupensis described by Herbulot in 1988. Adults have a wingspan of approximately 14–17 mm. Like other members of the genus Synchlora, the larvae are known for their remarkable camouflage behavior, adorning their bodies with fragments of host plant material.
Thaumatopsis magnificus
A small crambid moth described by Charles H. Fernald in 1891, found in the southwestern United States. Adults are active during early summer and possess distinctive yellow and white wing patterning.
Thiotricha laterestriata
Thiotricha laterestriata is a small gelechiid moth described by Thomas de Grey, 6th Baron Walsingham, in 1897. It is characterized by distinctive wing patterning with silvery-white forewings, bright orange apical portions, and complex oblique streaks in brownish-grey and white. The species is endemic to the West Indies and has a wingspan of approximately 10 mm.
Thyraylia nana
Birch Conch
Thyraylia nana is a small tortricid moth commonly known as the Birch Conch. First described by Haworth in 1811, this species occurs across Europe, extends into the Amur Oblast of Russia, and has been recorded in Nova Scotia, Canada. The species is associated with birch host plants, reflecting its common name.
Tortyra iocyaneus
Tortyra iocyaneus is a small moth in the family Choreutidae, known from Florida, United States. The species has a wingspan of approximately 14 mm. It is a member of a genus characterized by metallic coloration and distinctive wing patterns.
Tortyra slossonia
Slosson's metalmark moth, reflective tortyra moth, ficus budworm
A small moth in the family Choreutidae, known from Florida. The species was described by Fernald in 1900 and named for entomologist Annie Trumbull Slosson. It has a wingspan of approximately 13 mm. The common name "ficus budworm" suggests an association with Ficus plants, though specific host relationships require confirmation.
Trichopteryx veritata
Trichopteryx veritata is a species of geometrid moth in the subfamily Larentiinae, described by Pearsall in 1907. It is recorded from North America and assigned MONA/Hodges number 7636. The genus Trichopteryx is characterized by small size and distinctive wing fringes. Available records for this species are sparse, with limited observational data.
Triclonella determinatella
Orange-banded Triclonella
Triclonella determinatella is a small moth in the family Momphidae (formerly placed in Cosmopterigidae), known from the southeastern and central United States. Adults are active nearly year-round with peak occurrence from spring through autumn. The species is distinguished by its small size and characteristic orange banding pattern. It has been documented from nine states, primarily in the Gulf Coastal Plain and adjacent regions.
Tripudia rectangula
Rectangular Tripudia Moth
Tripudia rectangula is a small noctuid moth described by Michael G. Pogue in 2009 as part of a revision of the Tripudia quadrifera species complex. It is found across the southeastern and midwestern United States. The species has a wingspan of approximately 14 mm. Larvae feed on Ruellia species.
Trocodima fuscipes
Trocodima fuscipes is a small moth in the family Erebidae, first described by Augustus Radcliffe Grote in 1883. The species is known only from the US state of Arizona. Adults have a wingspan of 18–22 mm and have been recorded flying in April and July. It is a poorly documented species with limited available information on its biology.
Udea washingtonalis
Washington Udea Moth
Udea washingtonalis, commonly known as the Washington Udea Moth, is a small crambid moth described by Augustus Radcliffe Grote in 1882. The species is distributed across western North America, with records from Alaska, British Columbia, California, Montana, and Washington. Adults are active from May to August and have a wingspan of approximately 21 mm. Four subspecies have been recognized, differentiated by geographic distribution.
Undulambia rarissima
Gold-lined Undulambia Moth
Undulambia rarissima is a small crambid moth described by Eugene G. Munroe in 1972. It is known from limited records in Florida, with adults active during two distinct periods: January through May and again in September. The species is considered rare, as reflected in its specific epithet. Larval biology remains poorly documented, though there is tentative association with Polystichum ferns.
Venusia comptaria
brown-shaded carpet moth
Venusia comptaria is a small geometrid moth found in eastern North America. Adults have a wingspan of approximately 20 mm. The species inhabits woodland environments across a broad latitudinal range from Florida to Newfoundland. It was first described by Francis Walker in 1860.
Vitula broweri
Brower's Vitula Moth
Vitula broweri is a small snout moth in the family Pyralidae, described by Carl Heinrich in 1956. It occurs across much of North America, from Canada to the eastern and central United States. The species is characterized by its modest size and distinctive pale brownish forewings with white-powdered areas.
Vitula setonella
Vitula setonella is a small snout moth species in the family Pyralidae, described by James Halliday McDunnough in 1927. It is known from a limited number of localities in western North America, including British Columbia and parts of the southwestern United States. The species has a wingspan of 14–16 mm.
Walshia dispar
Walshia dispar is a small moth in the family Cosmopterigidae, described by Ronald W. Hodges in 1961. It occurs in eastern North America from Ontario to Virginia. Adults are active during mid-summer. The species is known from very few observations.
Ypsolopha angelicella
Ypsolopha angelicella is a small moth in the family Ypsolophidae, first described by Busck in 1903 as Cerostoma angelicella. The species is known from the United States, particularly California. Adults have distinctive white coloration with contrasting dark markings, and like other ypsolophid moths, exhibit unusual resting posture with the body inverted and antennae extended forward.
Ypsolopha gerdanella
Ypsolopha gerdanella is a small moth in the family Ypsolophidae, recorded from the southwestern United States. The species has a wingspan of approximately 18 mm. Adults display distinctive golden brown forewings marked with a prominent white longitudinal streak edged in black. The species belongs to a genus whose members are noted for their unusual resting posture—adults hang upside down with antennae extended forward.
Ypsolopha schwarziella
Ypsolopha schwarziella is a small moth in the family Ypsolophidae. It is known from the southwestern United States, specifically Arizona, Utah, and California. The species has a wingspan of approximately 23 mm. Detailed morphological descriptions exist for this species, including distinctive coloration of the antennae, labial palpi, and wings.
Zelleria celastrusella
Zelleria celastrusella is a species of small ermine moth in the family Yponomeutidae, described by Kearfott in 1903. The species belongs to the genus Zelleria, which comprises small moths often associated with leaf-mining or web-spinning habits. Very few observations of this species have been documented, with only five records in iNaturalist as of the source date.
Zenophleps alpinata
Alpine Zenophleps
Zenophleps alpinata is a small geometrid moth described by Samuel E. Cassino in 1927. The species is known from western Canadian provinces, with records from Alberta, British Columbia, Saskatchewan, and Manitoba. Adults have a wingspan of approximately 25 millimetres. The specific epithet 'alpinata' suggests an association with alpine or high-elevation habitats.