Geometrid
Guides
Acasis viridata
Olive-and-black Carpet, Olive-and-black Carpet Moth
Acasis viridata, the olive-and-black carpet moth, is a small geometrid moth native to North America. It was described by Alpheus Spring Packard in 1873. The species has a single generation per year and is active in spring and early summer. Larvae are specialized feeders on flower heads of Viburnum cassinoides.
Alsophila
cankerworm moths
Alsophila is a genus of moths in the family Geometridae, subfamily Alsophilinae. The genus is characterized by extreme sexual dimorphism: males are winged and capable of flight, while females are wingless, flightless, and lack functional mouthparts. Adults are active in late autumn or early spring, with larvae (known as inchworms or loopers) feeding on hardwood tree foliage in spring. Several species are significant defoliators of shade trees, with populations exhibiting eruptive dynamics.
Aplocera plagiata
Treble Bar, St. John's Wort Inchworm
Aplocera plagiata, commonly known as the Treble Bar or St. John's Wort Inchworm, is a moth in the family Geometridae. It occurs throughout the Palearctic region and the Near East, with introduced populations in North America. The species is associated with St. John's wort (Hypericum) as a larval host plant. Adults are active during summer months and are readily recognized by their distinctive wing pattern.
Aspitates forbesi
Aspitates forbesi is a geometrid moth described by Munroe in 1963. It is recorded from North America and is assigned Hodges number 6716 in the North American Moth Photographers Group numbering system. The species belongs to the genus Aspitates, which is placed in the subfamily Ennominae of the family Geometridae.
Cabera exanthemata
Common Wave, Northern Wave Moth
Cabera exanthemata, known as the Common Wave or Northern Wave Moth, is a geometrid moth species distributed across the Palearctic region and Near East, with established populations in North America. The species is well-documented with over 5,900 observations on iNaturalist. It belongs to the subfamily Ennominae within the diverse Geometridae family.
Caripeta hilumaria
Caripeta hilumaria is a species of geometrid moth in the family Geometridae, subfamily Larentiinae. It is assigned MONA/Hodges number 6871. The species was described by George D. Hulst in 1886.
Caripeta pulcherrima
Caripeta pulcherrima is a species of geometrid moth in the family Geometridae. It was described by Guedet in 1941, originally under the name Lygris pulcherrima. The species is found in North America. It is assigned MONA/Hodges number 6870.
Carsia sororiata
Manchester Treble-bar, Manchester Treble-bar Moth
Carsia sororiata is a geometrid moth with a Holarctic distribution spanning northern and central Europe through Siberia to the Russian Far East and northern Mongolia, with a separate North American range from Alaska to Newfoundland and New Hampshire. Adults are active from July to August. The species exhibits notable wing pattern variation across its range, with several described subspecies.
Cleora sublunaria
double-lined gray moth, Double-lined Gray
Cleora sublunaria, known as the double-lined gray moth, is a geometrid moth species native to North America. Adults are active primarily from February to June with a single annual generation. The species exhibits sexual dimorphism in forewing length, with males measuring 13–17 mm and females 14–17 mm. Larvae feed on oak (Quercus) and sweetfern (Comptonia) species.
Cyclophora dataria
A small geometrid moth found in western North American oak woodlands. Adults have a wingspan of 23–25 mm and are active in late spring and summer. The larvae feed exclusively on Quercus species and can be found in July and August. As a member of Geometridae, larvae possess reduced prolegs (two or three pairs), producing the characteristic looping locomotion of inchworms.
Cyclophora pendulinaria
sweetfern geometer moth, pearly-grey wave
A small geometrid moth with wingspan 17–26 mm, found across much of North America from Newfoundland to the Yukon and south to Georgia. Adults are active from spring through fall, with larvae feeding on sweetfern (Comptonia) and alder (Alnus) leaves. The species inhabits moist to mesic forests.
Dasyfidonia avuncularia
Red-winged Wave, Red-winged Wave Moth
Dasyfidonia avuncularia, commonly known as the red-winged wave, is a geometrid moth species in the family Geometridae. It is native to North America and has been assigned the MONA/Hodges number 6426. The species was originally described as Fidonia avuncularia by Guenée in 1857.
Destutia flumenata
Destutia flumenata is a species of geometrid moth described by Pearsall in 1906. It is recorded from North America and is cataloged under Hodges number 6880 in the Moth Photographers Group system. The species belongs to the subfamily Ennominae within the diverse Geometridae family, commonly known as inchworm or geometer moths.
Destutia oblentaria
Destutia oblentaria is a species of geometrid moth in the family Geometridae. It was described by Grote in 1883. The species is known from North America and has been assigned the MONA/Hodges number 6882.
Digrammia burneyata
Digrammia burneyata is a species of geometrid moth in the family Geometridae, first described by McDunnough in 1939. It belongs to a genus of moths commonly known as granite moths, characterized by their cryptic coloration. The species is recorded from North America, though specific details about its biology and ecology remain limited. Its Hodges number is 6376.
Digrammia colorata
creosote moth
Digrammia colorata, commonly known as the creosote moth, is a species of geometrid moth in the family Geometridae. It is native to arid regions of western North America where its larvae feed on creosote bush (Larrea tridentata), a relationship reflected in its common name. The species has been documented in Middle America and North America according to distribution records. It is one of approximately 4,000 species in the genus Digrammia, which are generally small to medium-sized moths with cryptic coloration.
Digrammia eremiata
Digrammia eremiata is a species of geometrid moth in the family Geometridae. The genus Digrammia includes species commonly referred to as "granite moths" or "angles," though specific common names for D. eremiata are not documented. The species is part of a diverse North American moth fauna that has been studied through blacklighting surveys and museum collections. Like other members of its genus, it is likely nocturnal and attracted to ultraviolet light sources.
Digrammia extenuata
Digrammia extenuata is a species of geometrid moth described by Ferguson in 2008. It belongs to the family Geometridae, commonly known as inchworm or geometer moths. The species is known to occur in North America, though specific details regarding its biology, ecology, and distribution within this range remain poorly documented in available sources.
Digrammia fieldi
Digrammia fieldi is a species of geometrid moth in the family Geometridae, described by Swett in 1916. It belongs to a genus of moths commonly known as granite moths. The species has been recorded in North America, though specific details about its biology and ecology remain limited. Like other members of the genus Digrammia, it is likely associated with rocky or granitic habitats.
Digrammia muscariata
Oak Angles and Allies
Digrammia muscariata is a species of geometrid moth in the family Geometridae. It has been recorded at blacklighting displays in California, where it is attracted to ultraviolet light sources. The species was originally described as Tephrina muscariata by Guenée in 1858. Three subspecies are recognized: D. m. muscariata, D. m. respersata, and D. m. teucaria.
Digrammia neptaria
Dark-bordered Granite
Digrammia neptaria, the dark-bordered granite, is a species of geometrid moth in the family Geometridae. It is found in Central America and North America. The species is part of the diverse Digrammia genus, which includes several 'granite' moths named for their speckled wing patterns. Its MONA or Hodges number is 6396.
Digrammia subminiata
Vermilion Granite Moth, vermillion granite, dark-waved angle
A small geometrid moth of western North America, first described by Alpheus Spring Packard in 1873. Adults are active in late spring and summer. The species is associated with willow hosts.
Digrammia yavapai
New Mexico Locust Angle
Digrammia yavapai is a species of geometrid moth in the family Geometridae, first described by Grossbeck in 1907. It is known from North America and has been assigned MONA/Hodges number 6393. The species is part of a diverse genus of moths commonly known as "granite moths" or "angle moths" due to their characteristic wing patterns.
Ematurga amitaria
Cranberry Spanworm Moth
Ematurga amitaria, known as the cranberry spanworm moth, is a species of geometrid moth described by Achille Guenée in 1858. It belongs to the family Geometridae, a large group of moths commonly called inchworms or spanworms due to their characteristic larval locomotion. The species is native to North America and has been recorded across Canada and the northern United States. Its common name references an association with cranberry plants, though specific ecological relationships require further documentation. The species is assigned MONA/Hodges number 6436 in North American lepidopteran classification systems.
Ennomos alniaria
Canary-shouldered Thorn
Ennomos alniaria, commonly known as the canary-shouldered thorn, is a moth in the family Geometridae. It is distinguished from related species by its bright yellow thorax. The species is widespread across Europe and has been introduced to British Columbia. Adults are active from July to October and are attracted to light.
Ersephila grandipennis
Ersephila grandipennis is a species of geometrid moth in the subfamily Larentiinae, described by George D. Hulst in 1896. It is recorded from North America and assigned MONA/Hodges number 7280. Available information on this species is limited.
Euacidalia quakerata
Euacidalia quakerata is a species of geometrid moth in the family Geometridae, first described by Cassino in 1927. It belongs to the subfamily Sterrhinae and is recorded from North America. The species is assigned MONA/Hodges number 7089.
Eulithis luteolata
Eulithis luteolata is a species of geometrid moth in the family Geometridae, described by Hulst in 1896. It belongs to the subfamily Larentiinae, a diverse group of carpet moths. The species is recorded from North America. Its Hodges number is 7198.
Eulithis testata
Chevron, Chevron Moth
A medium-sized geometrid moth with a Holarctic distribution, found across northern Eurasia and North America. Adults are active from July to mid-September, with two generations per year in some regions and one in others. The species has experienced significant population declines in the UK since 1970.
Euphyia intermediata
Sharp-angled Carpet, American Sharp-angled Carpet
Euphyia intermediata is a small geometrid moth commonly known as the sharp-angled carpet or American sharp-angled carpet. The species was first described by Guenée in 1858 and was long confused with the European Euphyia unangulata until recognized as distinct in 1999. It has a broad transcontinental distribution across northern North America and is active from spring through late summer.
Eupithecia albicapitata
Spruce Cone Geometer
Eupithecia albicapitata is a small geometrid moth first described by Alpheus Spring Packard in 1876. It occurs across northern North America from Newfoundland to Alaska and south to New York. The species has been documented visiting apple flowers, contributing to nocturnal pollination services. As a member of the 'pug' genus Eupithecia, it exhibits the narrow-winged morphology and distinctive resting posture characteristic of this diverse group.
Eupithecia albimontanata
Eupithecia albimontanata is a small moth in the family Geometridae, commonly known as a 'pug' moth due to its narrow wings and characteristic resting posture. The species was described by McDunnough in 1940 and is found in the southwestern United States. Adults have a wingspan of approximately 19 mm. Like other Eupithecia species, it has been observed visiting flowers at night.
Eupithecia bolterii
Pug moth
Eupithecia bolterii is a small moth in the family Geometridae, first described by George Duryea Hulst in 1900. It is one of many 'pug' moths in the genus Eupithecia, characterized by narrow wings and a distinctive resting posture. The species is known from the southwestern United States, with confirmed records from Arizona and Texas. Adults are active in early spring and have been documented visiting apple flowers, contributing to nocturnal pollination.
Eupithecia bryanti
Bryant's Pug
Eupithecia bryanti is a pug moth in the family Geometridae, first described by Taylor in 1906. It is distributed across western North America from Alaska and Canada through the western United States to California. Adults are active from spring through summer.
Eupithecia carneata
Eupithecia carneata is a small geometrid moth in the genus Eupithecia, commonly known as 'pug' moths. First described by James Halliday McDunnough in 1946, this species is known from a limited geographic range in the southwestern United States. Adults are active in late summer and have been documented visiting apple flowers at night, contributing to nocturnal pollination services.
Eupithecia cimicifugata
Eupithecia cimicifugata is a small moth in the family Geometridae, first described by Pearsall in 1908. It is one of numerous 'pug' moths in the genus Eupithecia, characterized by narrow wings and a distinctive resting posture. The species has been documented as a nocturnal visitor to apple flowers, contributing to pollination services in agricultural settings. Larvae feed specifically on the fruit of Cimicifuga racemosa (black cohosh).
Eupithecia classicata
Eupithecia classicata is a geometrid moth described by Pearsall in 1909. It occurs in the southwestern United States and northern Mexico, specifically in Arizona and Durango. The species belongs to the 'pug' moths, a group recognized by their narrow wings and distinctive resting posture. Larvae feed on Arbutus arizonica flowers or leaf buds. Adults have been observed visiting apple flowers, suggesting a potential role in nocturnal pollination.
Eupithecia flavigutta
Eupithecia flavigutta is a small moth in the family Geometridae, first described by George Duryea Hulst in 1896. It is restricted to montane forest habitats in the southwestern United States, specifically Colorado, eastern Arizona, and southwestern New Mexico. The species has a wingspan of 16–20 mm. Members of the genus Eupithecia, commonly called 'pug' moths, are recognized by their narrow wings and distinctive resting posture.
Eupithecia gilvipennata
Eupithecia gilvipennata is a small geometrid moth first described in 1922. It occurs along the North American Pacific coast from British Columbia southward through Colorado to California and Arizona. The species is notable for its very early spring flight period and larval specialization on Arctostaphylos species. Adults have been documented visiting apple flowers, contributing to nocturnal pollination services.
Eupithecia graefii
Graef's Pug
Eupithecia graefii, commonly known as Graef's Pug, is a small moth in the family Geometridae. It occurs in western North America from Alaska to California, inhabiting wooded areas. As a member of the diverse Eupithecia genus—known as "pugs"—it shares the characteristic narrow wings and distinctive resting posture typical of these inchworm moths. The species has been documented visiting apple flowers, contributing to nocturnal pollination services.
Eupithecia harrisonata
Eupithecia harrisonata is a small moth in the family Geometridae, commonly known as a 'pug' moth. It occurs in western North America from British Columbia to California. Adults are active in spring (March to May) and again in summer (July to August). Like other Eupithecia species, it has been observed visiting flowers and may contribute to nocturnal pollination.
Eupithecia interruptofasciata
Eupithecia interruptofasciata is a species of pug moth in the family Geometridae, first described by Packard in 1873. Like other members of the genus Eupithecia, it possesses narrow wings and exhibits a distinctive resting posture. The species has been documented visiting apple flowers at night, contributing to nocturnal pollination services. It occurs in North America with records from Canada and the northeastern United States.
Eupithecia longidens
Eupithecia longidens is a small moth in the family Geometridae, commonly known as a 'pug' moth. It is native to the southwestern United States, with confirmed records from Texas, Arizona, New Mexico, Colorado, and Utah. The species has a wingspan of approximately 19 mm. Like other members of the genus Eupithecia, it exhibits a distinctive resting posture with narrow wings held tightly against the body.
Eupithecia miserulata
Common Eupithecia, Common Eupithecia Moth
Eupithecia miserulata, the Common Eupithecia, is a small North American moth in the family Geometridae. Adults have a wingspan of 12–20 mm and are active from March to November depending on location. The species exhibits considerable geographic variation across its range, with three recognized subspecies. It has been documented visiting apple flowers and may contribute to nocturnal pollination services.
Eupithecia nonanticaria
Eupithecia nonanticaria is a small geometrid moth described by Clifford D. Ferris in 2007. It is restricted to high-elevation mixed coniferous forests in the southwestern United States and northern Mexico, specifically the Pinos Altos Range, Black Range, and Chiricahua Mountains. Adults are active during a narrow window from late July to mid-August. The species is one of many Eupithecia "pugs" that are challenging to identify without detailed examination.
Eupithecia palpata
small pine looper
Eupithecia palpata, commonly known as the small pine looper, is a moth in the family Geometridae. First described by Alpheus Spring Packard in 1873, this species occurs across Canada and the northeastern United States. The larvae feed on conifers including balsam fir, eastern hemlock, eastern larch, pines, and spruces. Adults have been observed visiting flowers, including apple blossoms, suggesting a role in nocturnal pollination.
Eupithecia perfusca
Pug moth
Eupithecia perfusca is a small moth in the family Geometridae, first described by George Duryea Hulst in 1898. It is found in western North America. The species has a wingspan of approximately 21 mm. Larvae feed on Salix (willow), Alnus (alder), and Betula (birch) species. Adults have been observed visiting apple flowers, suggesting a role in nocturnal pollination.
Eupithecia persimulata
Eupithecia persimulata is a small geometrid moth in the genus Eupithecia, commonly known as "pugs." It is found in the southwestern United States, specifically in south-western Texas and Arizona. The species has a wingspan of approximately 18 mm. Adults are active in August and have been documented visiting apple flowers, contributing to nocturnal pollination services.
Eupithecia pertusata
Eupithecia pertusata is a small moth in the family Geometridae, commonly known as pug moths. It is restricted to the southwestern United States, occurring in Texas, Arizona, and New Mexico. The species has a wingspan of approximately 17 mm. Like other Eupithecia species, it is nocturnal and has been documented visiting flowers, contributing to nighttime pollination services.
Eupithecia phyllisae
Eupithecia phyllisae is a small moth in the family Geometridae, first described by Rindge in 1963. It is endemic to the southwestern United States, known only from New Mexico and Arizona. The species is named in honor of Phyllis Rindge, the wife of the author. Like other members of the genus Eupithecia, it is a nocturnal moth attracted to light sources.