Hesperiidae

Guides

  • Agathymus aryxna

    Arizona Giant-Skipper, Arizona giant skipper

    Agathymus aryxna is a large skipper butterfly in the family Hesperiidae, first described by Harrison Gray Dyar Jr. in 1905. Commonly known as the Arizona Giant-Skipper, this species belongs to a genus of robust, fast-flying skippers often associated with agave plants. The species is distributed across Central and North America. It is recognized by Hodges number 4132 in the North American moth and butterfly classification system.

  • Agathymus remingtoni

    Remington's Giant-Skipper, Coahuila Giant Skipper

    Agathymus remingtoni is a species of giant skipper butterfly in the family Hesperiidae. It was described by Stallings and Turner in 1958, originally placed in the genus Megathymus. The species is known from Central America. Like other members of the genus Agathymus, it is part of a group of large-bodied skippers commonly referred to as giant skippers.

  • Agathymus stephensi

    California giant skipper, California Giant-Skipper

    Agathymus stephensi, commonly known as the California giant skipper, is a species of giant skipper butterfly in the family Hesperiidae. The species was described by Skinner in 1912 and was originally described as a subspecies of Megathymus neumoegeni before being elevated to full species status. It belongs to the genus Agathymus, which comprises large, robust skippers commonly referred to as giant skippers. The species is found in both Central America and North America, though specific details about its biology and ecology remain limited in published literature.

  • Aguna mcguirei

    McGuire's Aguna

    Aguna mcguirei is a species of skipper butterfly in the family Hesperiidae, described by Grishin in 2023. It is a recently described species within the genus Aguna, a group of neotropical skippers. The species is named in honor of an individual with the surname McGuire. As a newly described taxon, detailed biological information remains limited.

  • Alphomelon

    Alphomelon is a genus of parasitoid wasps in the family Braconidae, subfamily Microgastrinae. The genus comprises 49 described species, with 30 described in a 2023 revision. Species delimitation requires integration of morphology, DNA barcoding, host data, and distribution information; neither morphology nor DNA barcoding alone is sufficient to distinguish all species.

  • Amblyscirtes aenus megamacula

    Amblyscirtes aenus megamacula is a subspecies of grass skipper in the family Hesperiidae. The broader species A. aenus, known as the Bronze Roadside-Skipper, ranges across parts of the southwestern United States and Mexico. The subspecies megamacula is distinguished by larger wing spots compared to the nominate subspecies. Like other members of the genus, it inhabits grassland and open habitats where larval host grasses occur.

  • Amblyscirtes aesculapius

    Lace-winged Roadside-Skipper

    A small skipper butterfly in the family Hesperiidae, found in the southeastern and south-central United States. Adults have a wingspan of 30–38 mm and are active from March through September, with two generations per year. The common name refers to the lacy pattern on the wings.

  • Amblyscirtes carolina

    Carolina Roadside-Skipper, Carolina roadside skipper

    Amblyscirtes carolina is a small skipper butterfly in the family Hesperiidae, commonly known as the Carolina roadside skipper. It occurs in the southeastern United States with scattered populations extending northward and westward. Adults are active from spring through late summer with multiple generations per year. The species has a wingspan of 29–37 mm and is associated with moist habitats where its larval host plant grows.

  • Amblyscirtes celia

    Celia's Roadside-Skipper, roadside rambler

    Amblyscirtes celia is a small skipper butterfly in the family Hesperiidae, commonly known as Celia's Roadside-Skipper or roadside rambler. It is found from Texas south to northeastern Mexico, with occasional strays to southwestern Louisiana. The species has multiple generations per year and is active throughout the year in southern Texas.

  • Amblyscirtes elissa

    Elissa Roadside-Skipper

    Amblyscirtes elissa, commonly known as the Elissa Roadside-Skipper, is a grass skipper butterfly in the family Hesperiidae. The species was described by Godman in 1900 and occurs in Central America and North America. Two subspecies are recognized: A. e. elissa (the nominate subspecies) and A. e. arizonae, described by Freeman in 1993. Like other members of its genus, it is a small, rapid-flying butterfly associated with grassy habitats.

  • Amblyscirtes exoteria

    Large Roadside-Skipper

    Amblyscirtes exoteria, commonly known as the large roadside skipper, is a grass skipper butterfly in the family Hesperiidae. It occurs in Central America and North America. The species belongs to the genus Amblyscirtes, a group of small to medium-sized skippers often associated with grassy habitats and roadsides.

  • Amblyscirtes fimbriata

    orange-edged roadside skipper

    Amblyscirtes fimbriata, the orange-edged roadside skipper, is a grass skipper in the butterfly family Hesperiidae. It occurs in Central America and North America. The species was described by Plötz in 1882, originally as Hesperia fimbriata. Two subspecies are recognized: A. f. fimbriata and A. f. pallida.

  • Amblyscirtes linda

    Linda's roadside skipper, Linda's Roadside-Skipper

    A small grass skipper in the family Hesperiidae, described by Hugh Avery Freeman in 1943. The species is characterized by dark brown wings with distinctive light spotting patterns and a wingspan of 29–34 mm. It occurs in North America and is one of approximately 25 species in the genus Amblyscirtes.

  • Amblyscirtes nereus

    Slaty Roadside-Skipper, Slaty Roadside Skipper

    Amblyscirtes nereus, known as the slaty roadside skipper, is a grass skipper butterfly in the family Hesperiidae. The species was originally described by W.H. Edwards in 1876 as Hesperia nereus. It is one of approximately 25 species in the genus Amblyscirtes, a group of small to medium-sized skippers found primarily in North America.

  • Amblyscirtes oslari

    Oslar's Roadside-Skipper, Oslar's roadside skipper

    Amblyscirtes oslari, commonly known as Oslar's Roadside-Skipper, is a small skipper butterfly in the family Hesperiidae. It occupies a broad range across the North American Great Plains and Rocky Mountains, from southern Canada to the southwestern United States. The species exhibits latitudinal variation in its life cycle, with a single annual generation in northern populations and two generations in southern populations. Both larval and adult stages have documented host associations: larvae feed exclusively on blue grama grass, while adults visit flowers for nectar.

  • Amblyscirtes phylace

    Orange-headed Roadside-Skipper, Red-headed Roadside Skipper

    Amblyscirtes phylace is a small skipper butterfly in the family Hesperiidae, distributed from the southwestern United States to Mexico. Adults have a wingspan of 22–29 mm and are characterized by orange or reddish coloration on the head. The species is known to feed on flower nectar as adults.

  • Amblyscirtes tolteca

    Toltec Roadside-Skipper, Toltec Roadside Skipper

    Amblyscirtes tolteca, commonly known as the Toltec Roadside-Skipper, is a grass skipper butterfly in the family Hesperiidae. It was described by Scudder in 1872. The species is found in Central America and North America. Two subspecies are recognized: A. t. prenda (Evans, 1955) and the nominate A. t. tolteca (Scudder, 1872).

  • Anatrytone

    Anatrytone is a genus of skipper butterflies in the family Hesperiidae, distributed across the New World. The genus contains at least eight described species organized into two species-groups: the logan group (including the Delaware skipper) and the mella group. Species within this genus are generally associated with grassland and open habitat ecosystems. The genus was established by Dyar in 1905.

  • Apyrrothrix

    Apyrrothrix is a genus of skippers (family Hesperiidae) first described by Lindsey in 1921. The genus is currently recognized as a synonym of Pyrrhopyge, though it was historically treated as distinct. Species in this group are large, robust skippers commonly known as firetips, characterized by their dull coloration and association with oak habitats. The type species, Apyrrothrix araxes (dull firetip skipper), has been documented feeding on Baccharis salicifolia flowers in Arizona's Santa Rita Mountains.

  • Arteurotia artistella

    Arteurotia artistella is a species of skipper butterfly in the family Hesperiidae, described by Grishin in 2023. The genus Arteurotia was established relatively recently, and this species represents part of ongoing taxonomic refinement within the Hesperiidae. As a newly described species, published information on its biology and ecology remains limited. It belongs to a group of skippers whose taxonomy has been subject to recent molecular and morphological revision.

  • Asbolis capucinus

    Asbolis capucinus is a skipper butterfly in the family Hesperiidae, native to the Caribbean and parts of North America. This species belongs to a genus of relatively poorly documented Neotropical skippers. Records indicate presence in Caribbean islands and southern Florida, though detailed natural history information remains sparse in published literature.

  • Atalopedes

    Sachems and Allies

    Atalopedes is a genus of skipper butterflies (family Hesperiidae) containing approximately seven species distributed across North and South America. The genus includes notable species such as Atalopedes campestris (sachem skipper), which has been extensively studied for its response to climate change, and Atalopedes huron (Huron skipper). Species within this genus are associated with grassland and prairie habitats, where adults frequently visit flowers for nectar. The genus was described by Scudder in 1872.

  • Atrytonopsis

    Atrytonopsis is a genus of skippers in the family Hesperiidae, native to Mexico and the southwestern United States. The genus contains approximately 14 described species, including the dusted skipper, moon-marked skipper, and white-barred skipper. One notable population occurs in an isolated insular sand dune habitat off the North Carolina coast, representing a significant disjunct distribution from the main range. Species within this genus are generally associated with open habitats and riparian corridors.

  • Atrytonopsis deva

    Deva Skipper

    Atrytonopsis deva, commonly known as the Deva Skipper, is a species of grass skipper butterfly in the family Hesperiidae. It is found in both Central America and North America. The species was originally described as Hesperia deva by Edwards in 1876. It is assigned Hodges number 4081 in the North American Moth Photographers Group numbering system. As a member of the grass skipper group, it likely exhibits the rapid, darting flight characteristic of this subfamily.

  • Atrytonopsis edwardsi

    sheep skipper

    Atrytonopsis edwardsi, commonly known as the sheep skipper, is a grass skipper butterfly in the family Hesperiidae. The species was first described by William Barnes and James Halliday McDunnough in 1916. It occurs in Central and North America, with a Hodges number of 4088. The species is currently treated as a synonym of Atrytonopsis ovinia by some taxonomic authorities.

  • Atrytonopsis hianna

    dusted skipper

    Atrytonopsis hianna, commonly known as the dusted skipper, is a small butterfly in the family Hesperiidae native to North America. Adults have a wingspan of 32–43 mm and exhibit distinct seasonal patterns across their range, with single generations in northern populations and two generations in southern regions. The species is closely associated with prairie and grassland habitats where its larval host plants, big bluestem and little bluestem, occur.

  • Atrytonopsis lunus

    Moon-marked Skipper

    Atrytonopsis lunus, the moon-marked skipper, is a species of grass skipper in the family Hesperiidae. It occurs in Central America and North America. The species is assigned Hodges number 4082 in the North American Moth Photographers Group system.

  • Atrytonopsis python

    Python Skipper, Annual Sea-blite

    Atrytonopsis python, commonly known as the Python Skipper or Annual Sea-blite, is a species of grass skipper butterfly in the family Hesperiidae. It is found in North America. The species was first described by Edwards in 1882. Two subspecies are recognized: A. p. margarita and the nominate A. p. python. The species is assigned MONA/Hodges number 4086.

  • Atrytonopsis vierecki

    Viereck's skipper

    Atrytonopsis vierecki, commonly known as Viereck's skipper, is a grass skipper butterfly in the family Hesperiidae. It is found in North America. The species was first described by Skinner in 1902 under the basionym Pamphila vierecki. It is assigned MONA/Hodges number 4083.

  • Autochton cincta

    Autochton cincta is a species of skipper butterfly (family Hesperiidae) described by Plötz in 1882. It belongs to the subfamily Pyrginae and was originally described under the genus Cecropterus. The species has been recorded in Middle America and North America.

  • Burnsius communis

    common checkered-skipper

    Burnsius communis, the common checkered-skipper, is a small butterfly in the family Hesperiidae (skippers). Formerly classified as Pyrgus communis, this species is among the most frequently encountered skippers in the northern United States. It is recognized by its distinctive checkered wing pattern and blue-gray body with fine hair. The species exhibits broad geographic distribution across North America, with multiple broods in southern regions and two broods in northern areas.

  • Burnsius philetas

    Desert Checkered-Skipper

    Burnsius philetas, the desert checkered-skipper, is a small skipper butterfly (wingspan 25–29 mm) found in arid regions of the southwestern United States and northern Mexico. Formerly classified under Pyrgus, this species was reassigned to the genus Burnsius based on molecular and morphological evidence. It exhibits multiple generations per year with activity extending from early spring through late fall, with timing varying by latitude and elevation. The species is notable for its checkered wing pattern and association with dry, open habitats.

  • Cabares

    Cabares is a genus of skipper butterflies in the family Hesperiidae, subfamily Eudaminae. The genus is distributed across the Neotropical region, with species found from southern North America through Central America to South America. Cabares potrillo is the most widespread species, ranging from South Texas to Costa Rica and throughout the Greater Antilles.

  • Carterocephalus

    skipperlings, chequered skippers, Arctic skippers

    Carterocephalus is a Holarctic genus of small skipper butterflies (skipperlings) in the family Hesperiidae. The genus contains approximately 20 described species, with the majority endemic to China. The most widely distributed species, C. palaemon (chequered skipper), has been the focus of conservation efforts in Europe following its extinction in England in 1976 and subsequent reintroduction from Belgium in 2018.

  • Carterocephalus mandan

    Arctic Skipper

    Carterocephalus mandan, commonly known as the Arctic Skipper, is a butterfly species in the family Hesperiidae. It is found in North America, with records from the Canadian provinces of Alberta, Manitoba, and Saskatchewan, as well as the U.S. state of Vermont. The species is closely related to Carterocephalus palaemon, the Chequered Skipper, which has been the subject of conservation translocation efforts in Britain.

  • Celaenorrhinini

    spread-winged skippers

    Celaenorrhinini is a tribe of spread-winged skippers in the subfamily Tagiadinae. The tribe is predominantly Afrotropical, with most species found in tropical Africa and a smaller number in Asia. Some species currently placed in the paraphyletic genus Celaenorrhinus occur in the Neotropics. The tribe includes genera such as Celaenorrhinus, Eretis, Sarangesa, and the recently described Triskelionia.

  • Celaenorrhinus fritzgaertneri

    Fritzgaertner's Flat

    Celaenorrhinus fritzgaertneri is a spread-wing skipper butterfly in the family Hesperiidae, originally described from Texas in 1880. The species occurs in Central America and North America, with two recognized subspecies: the nominate form and C. f. variegatus. It belongs to a genus of approximately 90 species distributed primarily in the Old World tropics, with this species representing one of the few New World members.

  • Celotes nessus

    Common Streaky-Skipper

    Celotes nessus, commonly known as the common streaky-skipper, is a small skipper butterfly in the family Hesperiidae. It occurs in the southwestern United States and northern Mexico, with occasional strays reaching farther north. The species is multivoltine, with adults active from spring through late summer. Larvae feed on mallow species, while adults visit flowers for nectar.

  • Chiomara

    Chiomara is a genus of skipper butterflies (family Hesperiidae) established by Godman and Salvin in 1899. The genus belongs to the subfamily Pyrginae, commonly known as the spread-winged skippers. Species in this genus are found in the Neotropical region.

  • Chiomara georgina

    Chiomara georgina is a species of skipper butterfly (family Hesperiidae) described by Reakirt in 1868. According to GBIF taxonomy records, this name is currently treated as a synonym of Chiomara asychis. The genus Chiomara comprises Neotropical skippers, though specific ecological details for this nominal species remain poorly documented in available sources.

  • Codatractus

    long-tailed skippers

    Codatractus is a genus of skipper butterflies in the family Hesperiidae, subfamily Eudaminae. It comprises approximately 13 species distributed across the Neotropical and Nearctic regions. The genus was established by Lindsey in 1921. Several species possess distinctive long hindwing tails characteristic of the Eudaminae.

  • Codatractus arizonensis

    Arizona skipper

    Codatractus arizonensis, commonly known as the Arizona skipper, is a species of dicot skipper butterfly in the family Hesperiidae. The species was first described by Skinner in 1905, originally as a subspecies of Heteropia melon. It is distributed across North America and Central America. As a member of the Pyrginae subfamily, it belongs to a group of skippers characterized by their rapid, darting flight patterns and association with dicotyledonous host plants.

  • Codatractus valeriana

    Codatractus valeriana is a skipper butterfly (Hesperiidae) originally described from Middle America. The species has undergone taxonomic revision, with current treatment placing it in the genus Thorybes as Thorybes valeriana, rendering Codatractus valeriana a synonym. Records indicate presence in both Middle and North America. As a hesperiid, it likely exhibits the characteristic rapid, darting flight pattern of skippers, though specific behavioral details remain poorly documented.

  • Cogia outis

    Outis Skipper, button-grass skipper

    Cogia outis is a species of skipper butterfly in the family Hesperiidae, commonly known as the Outis Skipper or button-grass skipper. The species was described by Skinner in 1894, originally placed in the genus Eudamus. As a member of the dicot skipper group, it belongs to a diverse lineage of fast-flying, moth-like butterflies. The species has been documented in 57 iNaturalist observations, indicating it is not exceptionally rare but also not commonly encountered.

  • Copaeodes

    Copaeodes is a genus of skippers (family Hesperiidae, subfamily Hesperiinae) established by Speyer in 1877. The genus contains six recognized species distributed in the Americas, including the orange skipperling (Copaeodes aurantiaca). Species are typically small, orange-colored skippers. The genus was formerly considered a subgenus of Oarisma by some authorities, though this classification is not universally accepted.

  • Copaeodes aurantiaca

    orange skipperling

    Copaeodes aurantiaca, commonly known as the orange skipperling, is a grass skipper in the family Hesperiidae. It is native to Central America and North America, with documented presence in the southwestern United States including Arizona. The species is active during late summer and early autumn, and has been observed in botanical gardens and natural habitats with abundant flowering vegetation.

  • Cymaenes

    Cymaenes is a genus of skippers (family Hesperiidae) first described by Scudder in 1872. The genus comprises approximately twelve recognized species distributed primarily in the Neotropical region. Members are classified within the subfamily Hesperiinae, commonly known as grass skippers. The genus has undergone taxonomic revision, with several former species synonymized or transferred to other genera.

  • Cymaenes tripunctus

    Three-spotted Skipper, Dingy Dotted Skipper

    Cymaenes tripunctus is a grass skipper (Hesperiidae) distributed across the Caribbean, Central America, Florida, and South America. It is a small butterfly with a wingspan of 29–35 mm. The species is distinguished by three tiny transparent white spots on the leading edge of the forewing upperside near the tip. Two recognized subspecies exist: C. t. tripunctus and C. t. theogenis.

  • Decinea

    Decinea is a genus of skippers in the family Hesperiidae, established by Evans in 1955. The genus contains approximately twelve recognized species distributed in the Neotropical region. Several species formerly placed in Decinea have been transferred to other genera including Lindra, Oligoria, and Testia based on revised taxonomy.

  • Eantis pallida

    Pale Sicklewing

    Eantis pallida is a skipper butterfly (family Hesperiidae) commonly known as the Pale Sicklewing. The species was first described by Felder in 1869 and has undergone taxonomic revisions, with some authorities placing it in the genus Achlyodes. It occurs in the Americas, with documented presence in Colombia and North America. The common name refers to the characteristic sickle-shaped wing appearance typical of this group.

  • Ectomis

    Ectomis is a genus of skipper butterflies in the family Hesperiidae, subfamily Eudaminae. The genus was established by Mabille in 1878 and contains approximately 30 recognized species distributed across the Neotropical and southern Nearctic regions. Species within Ectomis exhibit considerable variation in wing pattern and distribution, with many restricted to specific regions of Central and South America. The genus is divided into two subgeneric groupings: Ectomis (Ectomis) and Ectomis (Asina).

  • Ectomis octomaculata

    Eight-spotted Longtail

    Ectomis octomaculata is a species of skipper butterfly (family Hesperiidae) found throughout the Americas, from the Caribbean through Middle America to North and South America. The species is commonly known as the Eight-spotted Longtail, referring to the characteristic pattern of spots on its wings and the elongated tail-like projection on the hindwing typical of many hesperiids. Taxonomically, it has been treated as a synonym of Polythrix octomaculata in some classifications, though sources such as NCBI and iNaturalist maintain it under the genus Ectomis.

  • Epargyreus clarus

    Silver-spotted Skipper

    Epargyreus clarus, commonly known as the silver-spotted skipper, is one of the largest and most widespread skippers in North America. Adults are readily identified by a prominent silver-white patch on the ventral surface of each hindwing. The species is multivoltine, with one to four generations per year depending on latitude, and exhibits strikingly higher pupal mortality during summer generations compared to overwintering generations. Larvae construct elaborate silk-lashed leaf shelters that provide limited protection from predators.

  • Epargyreus zestos

    zestos skipper, rusty skipper

    Epargyreus zestos is a species of dicot skipper butterfly in the family Hesperiidae. It occurs in the Caribbean and North America. A recognized subspecies, E. zestos inaguarum, has been described. The species belongs to a genus whose larvae are known for constructing silk shelters from folded leaves.

  • Erynnini

    Duskywings and Allies

    The Erynnini are a tribe of skipper butterflies in the subfamily Pyrginae, characterized by their relatively plesiomorphic morphology and generally inconspicuous appearance. The group is moderately diverse, with most species restricted to the Neotropics; notable exceptions are the Holarctic species of the type genus Erynnis (duskywings). The tribe was historically merged into a broadly defined Pyrgini but is now recognized as distinct following phylogenetic reorganization of the Pyrginae.

  • Erynnis

    duskywings, duskywing skippers

    Erynnis is a genus of skippers in the family Hesperiidae, commonly known as duskywings. The genus exhibits high species diversity in the Nearctic region, with species also present across the Palearctic and Neotropical ecozones. Duskywings are medium-sized, fast-flying butterflies with dark, often brown or blackish wings that typically lack bright coloration. Many species are difficult to distinguish from one another and require examination of wing pattern details or genitalia for reliable identification.

  • Erynnis juvenalis clitus

    Clitus Duskywing

    Erynnis juvenalis clitus is a subspecies of the Juvenal's Duskywing skipper, a small brown butterfly in the family Hesperiidae. It is distributed across central and eastern North America, with records from Canada through the United States. The subspecies is active in early spring, with adults flying from April through May. It is one of several difficult-to-distinguish duskywing skippers in the genus Erynnis.

  • Erynnis lucilius

    Columbine Duskywing

    Erynnis lucilius, the columbine duskywing, is a small skipper butterfly (family Hesperiidae) native to northeastern North America. Adults have a wingspan of 21–29 mm and appear in shades of brown. The species is associated with rocky deciduous woodlands and ravines, where its larvae feed on columbine (Aquilegia) leaves. Two generations occur annually in eastern populations, with adults active from early May to mid-June.

  • Erynnis meridianus

    Meridian Duskywing

    Erynnis meridianus, commonly known as the meridian duskywing, is a spread-wing skipper butterfly in the family Hesperiidae. The species was described by Bell in 1927. It occurs in Central America and North America. Two subspecies are recognized: Erynnis meridianus meridianus and Erynnis meridianus fieldi.

  • Erynnis propertius

    Propertius duskywing, Propertius Dusky-Wing

    Erynnis propertius, commonly known as the Propertius duskywing, is a skipper butterfly in the family Hesperiidae. It occurs along the Pacific coast of North America from southern British Columbia to Baja California Norte and is one of the most frequently encountered skippers in California. The species has been studied at the northern edge of its range, where peripheral populations face habitat loss threats but may contribute to poleward range expansion under warming conditions.

  • Erynnis scudderi

    Scudder's Duskywing

    Erynnis scudderi is a skipper butterfly in the family Hesperiidae, known commonly as Scudder's Duskywing. It belongs to the diverse and taxonomically challenging genus Erynnis, whose species are often difficult to distinguish from one another. The species is recognized as valid and accepted in major taxonomic databases. Like other duskywings, it is likely associated with specific host plants in the caterpillar stage, though detailed life history information for this particular species appears limited in available sources.

  • Erynnis telemachus

    Rocky Mountain duskywing

    Erynnis telemachus, the Rocky Mountain duskywing, is a spread-wing skipper in the family Hesperiidae. It is found in North America.

  • Erynnis zarucco

    Zarucco Duskywing

    Erynnis zarucco is a skipper butterfly in the family Hesperiidae, distributed from southern Ontario through the southeastern United States. Adults have a wingspan of 32–38 mm and exhibit dark, muted coloration typical of duskywing skippers. The species has multiple generations annually, with three broods in the deep south and two in northern portions of its range. Larvae feed on Fabaceae, including both woody and herbaceous members of this plant family.

  • Euphyes dion

    Dion Skipper, Alabama Skipper

    Euphyes dion is a skipper butterfly native to eastern and central North America. Adults are active from July to early August in northern populations and from May to September in southern populations, where two generations occur per year. The species is listed as a species of special concern in Connecticut. Larvae feed on sedges, while adults visit nectar sources including pickerelweed and buttonbush.

  • Euphyes dukesi

    Dukes' skipper

    Euphyes dukesi, known as Dukes' skipper, is a small wetland-associated skipper butterfly endemic to eastern North America. The species exhibits a fragmented distribution across three geographically isolated populations: the Atlantic coastal plain, the lower Mississippi Valley, and the Great Lakes region. It is strictly associated with shaded wetland habitats where sedges serve as larval host plants. The species was first described in 1923 from Alabama and named for collector W. C. Dukes. Two subspecies are recognized: the nominate form and the Florida-endemic E. d. calhouni, which occupies swamp habitats with distinct morphological differences.

  • Euphyes pilatka

    Palatka Skipper, Saw-grass Skipper

    Euphyes pilatka, commonly known as the Palatka skipper or saw-grass skipper, is a butterfly in the family Hesperiidae. It is strongly associated with sawgrass marshes in the southeastern United States, where its larvae feed exclusively on Cladium jamaicensis. The species has a restricted coastal distribution and is notable for its specialized habitat requirements.

  • Gesta

    Gesta is a genus of skipper butterflies in the family Hesperiidae, subfamily Pyrginae. The genus was established by Evans in 1953 and contains multiple species distributed primarily in the Neotropical region. Skippers in this genus exhibit the characteristic rapid, darting flight pattern typical of the Hesperiidae family. The genus is part of the diverse skipper radiation in the Americas.

  • Gesta invisus

    False Duskywing

    Gesta invisus, commonly known as the false duskywing, is a species of spread-wing skipper in the family Hesperiidae. It was first described by Arthur Gardiner Butler and Herbert Druce in 1872. The species is distributed across Central and North America. Like other skippers, it exhibits the characteristic rapid, darting flight pattern typical of the family. The MONA or Hodges number for this species is 3943.

  • Gorgythion

    Spread-winged Skippers

    Gorgythion is a genus of skippers (family Hesperiidae) in the subfamily Pyrginae, commonly known as Spread-winged Skippers. The genus was established by Godman and Salvin in 1896 and is native to North America. Species in this genus are characterized by their distinctive wing posture at rest, with wings held partially open rather than folded vertically.

  • Gorgythion begga

    Variegated Skipper

    Gorgythion begga, commonly known as the Variegated Skipper, is a species of butterfly in the family Hesperiidae. It belongs to the subfamily Pyrginae, a group commonly referred to as the spread-winged skippers. The species was first described by Prittwitz in 1868 under the basionym Hesperia begga. Records indicate presence across Middle America, North America, and South America, with specific locality records from Villavicencio.

  • Grais

    Grais is a genus of skippers in the family Hesperiidae, established by Godman and Salvin in 1894. The genus belongs to the subfamily Pyrginae, commonly known as spread-winged skippers. Members of this genus are found in the Neotropical region. The genus has been documented in citizen science platforms with over 600 observations.

  • Grais stigmaticus

    Hermit Skipper

    Grais stigmaticus, commonly known as the hermit skipper, is the sole species in the monotypic genus Grais. This skipper butterfly has a broad distribution spanning from the southwestern United States through Central America to Argentina, with populations also present in Jamaica. The species was first described by Mabille in 1883 under the basionym Anastrus stigmaticus. As a member of the family Hesperiidae, it exhibits the characteristic rapid, darting flight pattern typical of skippers.

  • Heliopetes alana

    Alana White-Skipper

    Heliopetes alana, commonly known as the Alana White-Skipper, is a species of skipper butterfly in the family Hesperiidae. The species was originally described as Pyrgus alana by Reakirt in 1868 and later transferred to the genus Heliopetes. It belongs to the subfamily Pyrginae, a group of skippers commonly referred to as spread-winged skippers or firetips. The genus Heliopetes contains approximately 10 species distributed primarily in the Americas.

  • Heliopyrgus

    Heliopyrgus is a genus of skipper butterflies in the family Hesperiidae, subfamily Pyrginae. It was described by Herrera in 1957. The genus is taxonomically disputed, with some authorities treating it as a subgenus of Heliopetes rather than a distinct genus. Species within this group are found in the Americas.

  • Heliopyrgus sublinea

    East-Mexican white-skipper

    Heliopyrgus sublinea, commonly known as the East-Mexican white-skipper, is a species of spread-wing skipper in the butterfly family Hesperiidae. The species was described by Schaus in 1902. It is currently recognized as a synonym of Heliopetes sublinea, reflecting ongoing taxonomic revisions within the genus. The species has been assigned MONA/Hodges number 3970.1 for North American lepidopteran identification systems.

  • Hesperia

    Branded Skippers

    Hesperia is a Holarctic genus of skippers (Hesperiidae) commonly known as the branded skippers. Most species are endemic to North America, with Hesperia comma widespread across the Holarctic, H. florinda restricted to temperate eastern Asia, and H. nabokovi endemic to Hispaniola. The genus contains approximately 25 species characterized by distinctive wing markings and rapid, darting flight patterns typical of skippers.

  • Hesperia balcones

    Hesperia balcones is a species of skipper butterfly in the family Hesperiidae, described by Grishin in 2023. The species epithet "balcones" refers to the Balcones Escarpment in Texas, indicating the geographic region where this species occurs. As a recently described taxon, detailed information about its biology and ecology remains limited.

  • Hesperia colorado

    American Branded Skipper, Western Branded Skipper

    Hesperia colorado is a skipper butterfly in the family Hesperiidae, commonly known as the American Branded Skipper or Western Branded Skipper. The species was described by Scudder in 1874, originally placed in the genus Pamphila. As a member of the genus Hesperia, it belongs to a group of grass skippers characterized by rapid, darting flight patterns and relatively small, robust bodies compared to other butterflies.

  • Hesperia columbia

    Columbian skipper

    Hesperia columbia, the Columbian skipper, is a grass skipper butterfly in the family Hesperiidae. It occurs in North America and Central America. The species was originally described as Pamphila columbia by Scudder in 1872. It is assigned MONA/Hodges number 4026.

  • Hesperia meskei

    Meske's Skipper

    Meske's Skipper is a North American grass skipper butterfly in the family Hesperiidae. It was first described by William Henry Edwards in 1877. The species is recognized by taxonomic authorities including GBIF, Catalogue of Life, and NCBI. Three subspecies have been described: H. m. meskei, H. m. pinocayo, and H. m. straton. The species has been documented in citizen science platforms with over 300 observations.

  • Hesperia meskei straton

    Eastern Meske's skipper

    Eastern Meske's skipper is a subspecies of Hesperia meskei, a skipper butterfly in the family Hesperiidae. It occurs in North America and is distinguished from related subspecies by geographic distribution and subtle morphological differences. The subspecies was described by W.H. Edwards in 1881.

  • Hesperia viridis

    Green Skipper

    Hesperia viridis, commonly known as the green skipper, is a species of grass skipper butterfly in the family Hesperiidae. It is found in Central America and North America. The species is assigned MONA/Hodges number 4028.

  • Hesperopsis alpheus

    saltbush sootywing

    Hesperopsis alpheus, commonly known as the saltbush sootywing, is a species of spread-wing skipper butterfly in the family Hesperiidae. It occurs in Central America and North America, with three recognized subspecies showing geographic variation across this range. The species was first described by W. H. Edwards in 1876 and is assigned MONA/Hodges number 3980.

  • Hesperopsis libya

    Mojave sootywing, Mohave sootywing, Great Basin sootywing, Lena sooty wing

    A small skipper butterfly of the family Hesperiidae, found in arid regions of western North America. Adults have a wingspan of 22–32 mm and exhibit variable flight periods depending on latitude, with multiple generations in southern California and single generations in northern parts of the range. The species is tightly associated with saltbush (Atriplex) host plants in alkaline desert environments.

  • Heteropterinae

    Skipperlings

    Heteropterinae is a subfamily of Hesperiidae (skippers) containing approximately 150 described species, commonly known as skipperlings. The subfamily is distinguished by specific morphological traits and includes genera such as Metisella in the Afrotropical region. Larvae of studied species feed exclusively on grasses (Poaceae). The subfamily occurs worldwide but is particularly documented from African and Malagasy regions.

  • Hylephila

    Hylephila is a genus of skippers in the family Hesperiidae, first described by Billberg in 1820. The genus contains approximately 20 recognized species distributed primarily in the Americas, with notable species including Hylephila phyleus (the fiery skipper), which has been extensively studied for its response to climate change. Species within Hylephila are grouped into several species complexes based on morphological and genetic relationships, including the ignorans, venusta, boulleti, and phyleus groups.

  • Lerema liris

    Liris Skipper

    Lerema liris is a species of skipper butterfly in the family Hesperiidae, described by Evans in 1955. It is currently recognized as a synonym of Lerema ancillaris. The species is known by the common name "Liris Skipper." As a hesperiine skipper, it belongs to a diverse group of butterflies characterized by rapid, darting flight patterns.

  • Lerodea arabus

    Violet-clouded Skipper, Olive-clouded Skipper

    Lerodea arabus is a grass skipper butterfly in the family Hesperiidae, found in Central America and North America. Despite its common name suggesting violet coloration, the species is relatively nondescript in appearance. The caterpillar feeds on Bermuda grass, barnyard grass, and other weedy grasses, yet the species is consistently described as rare in reference works.

  • Megathymus

    giant-skippers

    Megathymus is a genus of large skippers in the family Hesperiidae, commonly called giant-skippers. The genus contains approximately 6 recognized species distributed across North America from the southeastern United States to the southwestern United States and northern Mexico. Members of this genus are notable for their relatively large size among skippers and their specialized association with Yucca plants. The genus was established by Scudder in 1872.

  • Megathymus ursus

    Ursine Giant-Skipper, Ursus Giant Skipper

    Megathymus ursus is a species of giant skipper butterfly in the family Hesperiidae. It is distributed across North America and Central America. The species was described by Poling in 1902 and is recognized by three subspecies: M. u. ursus, M. u. deserti, and M. u. violae. It belongs to the genus Megathymus, a group of large-bodied skippers commonly known as giant skippers.

  • Monca

    Monca is a genus of skipper butterflies (family Hesperiidae) established by Evans in 1955. The genus belongs to the subfamily Hesperiinae, commonly known as grass skippers. Only one species, Monca crispinus, is currently recognized. The genus is documented in the Natural History Museum Lepidoptera genus database and has been observed in citizen science platforms.

  • Nastra

    Nastra is a genus of skipper butterflies (family Hesperiidae, subfamily Hesperiinae) established by Evans in 1955. The genus comprises approximately ten recognized species distributed in the Americas, including notable species such as the Swarthy Skipper (Nastra lherminier) and Neamathla Skipper (Nastra neamathla). As grass skippers, members of this genus are characterized by their rapid, darting flight patterns and relatively small stature. The genus is well-documented with over 4,000 observations on iNaturalist, indicating moderate research and citizen science attention.

  • Nyctelius

    Nyctelius is a genus of skippers (family Hesperiidae) established by Hayward in 1948. Skippers are a distinctive group of butterflies characterized by rapid, darting flight and hooked antennae clubs. The genus belongs to the subfamily Hesperiinae, the largest skipper subfamily containing many grass-feeding species.

  • Nyctelius nyctelius

    Violet-banded Skipper, Nyctelius Skipper

    Nyctelius nyctelius is a grass skipper butterfly in the family Hesperiidae, commonly known as the violet-banded skipper or nyctelius skipper. It is a widespread species found across the Americas, with two recognized subspecies. The species is assigned MONA/Hodges number 4123.

  • Oarisma edwardsii

    Edwards's Skipperling

    Oarisma edwardsii, known as Edwards's skipperling, is a small grass skipper butterfly in the family Hesperiidae. First described by William Barnes in 1897, this species occurs in Central and North America. It is recognized by its distinctive wing coloration and white-tipped wing fringes. The species has a wingspan of 22–29 mm, making it one of the smaller skippers in its range. Its MONA (Moth Photographers Group) or Hodges number is 4008.

  • Ochlodes yuma

    Yuma Skipper

    Ochlodes yuma, commonly known as the Yuma skipper, is a grass skipper butterfly (family Hesperiidae) endemic to wetlands of western North America. The species is notable for its specialized relationship with common reed (Phragmites australis), which serves as its sole known larval host plant. Five subspecies have been described, reflecting geographic variation across its range. The species has been assigned MONA/Hodges number 4057.

  • Panoquina

    Panoquina is a genus of skippers in the family Hesperiidae, established by Hemming in 1934. The genus comprises approximately 17 recognized species distributed across the Americas. Several species, such as Panoquina lucas (purple-washed skipper) and Panoquina ocola (ocola skipper), are relatively well-known and frequently observed. Members of this genus are characterized by their rapid, darting flight patterns typical of skippers. The genus has accumulated substantial observational records, with over 21,000 observations documented on iNaturalist.

  • Panoquina errans

    Wandering Skipper

    Panoquina errans is a butterfly species in the family Hesperiidae. It occurs in Mexico and the United States. The species is commonly known as the Wandering Skipper.

  • Panoquina evansi

    Evans's skipper

    Panoquina evansi, known as Evans's skipper, is a grass skipper butterfly in the family Hesperiidae. The species was described by Freeman in 1946, originally placed in the genus Calpodes. It belongs to a genus of skippers distributed in the Americas. The MONA (Moths of North America) or Hodges number for this species is 4122.

  • Panoquina lucas

    purple-washed skipper

    Panoquina lucas is a species of grass skipper butterfly in the family Hesperiidae, commonly known as the purple-washed skipper. It has a broad distribution spanning the Caribbean, Central America, North America, and South America. The species was originally described as Hesperia lucas by Fabricius in 1793.

  • Paratrytone

    Paratrytone is a genus of skippers in the family Hesperiidae, established by Godman in 1900. The genus contains five recognized species distributed in North America. Some species, such as the Umber Skipper (Poanes melane, formerly placed in Paratrytone), are associated with riparian habitats and grassland ecosystems. The genus has undergone taxonomic revision, with at least one species transferred to another genus.

  • Pellicia

    Pellicia is a genus of skippers in the family Hesperiidae, subfamily Pyrginae. The genus contains approximately 15 described species distributed across the Neotropical region. Species were described primarily between 1870 and 1953 by lepidopterists including Herrich-Schäffer, Evans, Williams & Bell, and Plötz. The genus is distinguished from related skippers by specific wing pattern and genitalic characteristics, though detailed species-level biology remains poorly documented.

  • Perichares

    green-banded ruby-eye

    Perichares is a Neotropical genus of skippers in the family Hesperiidae, established by Scudder in 1872. The genus contains approximately seven described species distributed from Panama through northern South America to Brazil. One species, Perichares haworthiana, is commonly known as the green-banded ruby-eye. Species in this genus are characterized by their association with tropical forest habitats.

  • Perichares adela

    Green-backed Ruby-eye

    A Neotropical skipper butterfly in the family Hesperiidae, commonly known as the Green-backed Ruby-eye. The species exhibits the rapid, darting flight characteristic of skippers and is associated with forested and edge habitats in its range. Adults are diurnal and have been documented in multiple countries across Central and South America.

  • Phocides belus

    Belus skipper, beautiful beamer

    Phocides belus, commonly known as the Belus skipper or beautiful beamer, is a skipper butterfly in the family Hesperiidae. It ranges from Mexico through Central America to Costa Rica, with occasional strays reaching southern Texas. The species is recognized by its distinctive powder-blue wing coloration.

  • Phocides pigmalion

    Pigmalion Skipper

    Phocides pigmalion, known as the Pigmalion Skipper, is a Neotropical butterfly in the family Hesperiidae. The species ranges from Central America to Argentina and has been subject to historical taxonomic confusion with related species Phocides batabano and Phocides bicolora. Two subspecies are recognized: the nominate form and P. p. hewitsonius.

  • Phocides urania

    Rainbow Skipper

    Phocides urania, commonly known as the Rainbow Skipper, is a species of skipper butterfly in the family Hesperiidae. It is native to Middle America and is recognized for its colorful appearance. The species was originally described by Westwood in 1852 under the basionym Erycides urania. As a member of the subfamily Pyrginae, it belongs to a diverse group of skippers often associated with tropical and subtropical habitats.

  • Pholisora

    sootywing

    Pholisora is a genus of skippers (family Hesperiidae) established by Scudder in 1872. The genus contains at least two recognized species: the common sootywing (Pholisora catullus) and Pholisora mejicanus. Members are small, dark-colored butterflies often associated with disturbed habitats and weedy vegetation. The common sootywing has been documented in long-term butterfly monitoring studies, with populations showing significant decline in parts of its range.

  • Pholisora catullus

    common sootywing, roadside rambler

    Pholisora catullus, commonly known as the common sootywing or roadside rambler, is a small skipper butterfly in the family Hesperiidae. The species has experienced significant population declines in parts of its range, including regional extinction from Davis, California by 2007. It occurs from the central United States south to central Mexico, with vagrant individuals occasionally reaching more northern areas. The species is not found in peninsular Florida.

  • Pholisora mejicanus

    Mexican Sootywing

    Pholisora mejicanus, commonly known as the Mexican Sootywing, is a skipper butterfly in the family Hesperiidae. It is distributed from the southwestern United States through most of Mexico, occupying open habitats including disturbed roadsides, railways, and mountainous gulches. The species exhibits rapid, darting flight typical of skippers and can be distinguished from similar Pholisora species by the blue-gray underside of its hindwings with contrasting black veins.

  • Piruna haferniki

    Chisos Skipperling

    Piruna haferniki, known as the Chisos Skipperling, is a species of intermediate skipper butterfly in the family Hesperiidae. It was described by Freeman in 1970. The species is found in Central America and North America, with its common name referencing the Chisos Mountains region in Texas.

  • Poanes massasoit

    mulberry wing

    Poanes massasoit, commonly known as the mulberry wing, is a small skipper butterfly native to eastern North America. Adults have a wingspan of 22–29 mm and are characterized by their distinctive wing patterning. The species is associated with wetland habitats where its larval host plants, primarily sedges in the genus Carex, grow. It has been documented from the East Coast of the United States through the Great Lakes region and into southern Canada.

  • Poanes taxiles

    Taxiles Skipper

    Poanes taxiles is a skipper butterfly in the family Hesperiidae, native to the southwestern United States and northern Mexico. This species is closely related to Poanes melane (Umber Skipper), with which it has been historically confused or synonymized. Like other Poanes skippers, it is associated with grassland and riparian habitats. Adults are active during warmer months and visit a variety of flowering plants for nectar.

  • Polites

    grass skippers

    Polites is a genus of North American grass skipper butterflies in the family Hesperiidae. The genus was established by Scudder in 1872 and contains species primarily distributed across the United States. Members of this genus are small to medium-sized skippers with rapid, darting flight patterns typical of the subfamily Hesperiinae. Some species have become subjects of conservation concern due to population declines, with at least one species (Polites mardon) having been petitioned for federal endangered species protection.

  • Polites carus

    Carus Skipper

    Polites carus, commonly known as the carus skipper, is a species of grass skipper in the butterfly family Hesperiidae. It is a North American butterfly with limited documentation in scientific literature. The species was originally described as Pamphila carus by W.H. Edwards in 1883. It has been assigned the MONA or Hodges number 4015 for North American Lepidoptera identification.

  • Polygonus

    Polygonus is a genus of spread-winged skippers (family Hesperiidae, subfamily Pyrginae) distributed across the Nearctic and Neotropical regions. The genus was established by Hübner in 1825. Species in this genus are characterized by their distinctive resting posture with wings held partially open rather than folded vertically. The genus is well-represented in citizen science observations, with over 2,700 records documented.

  • Polygonus savigny

    Manuel's skipper

    Polygonus savigny, commonly known as Manuel's skipper, is a dicot skipper butterfly in the family Hesperiidae. The species was originally described as Hesperia savigny by Latreille in 1824. It occurs in North America, where it has been documented in at least 336 iNaturalist observations. The species is classified within the genus Polygonus, which belongs to the skipper butterfly group characterized by rapid, darting flight patterns.

  • Pompeius verna

    Pompeius verna is a species of skipper butterfly (family Hesperiidae) described by Edwards in 1862. The species is currently accepted under this combination, though it was formerly placed in the genus Vernia. Distribution records indicate presence in North America, with specific occurrence in Vermont, United States. As a member of the subfamily Hesperiinae, it belongs to the grass skipper group, though specific ecological details for this species remain poorly documented in available sources.

  • Proteides mercurius mercurius

    Mercurial Skipper

    Proteides mercurius mercurius is a subspecies of skipper butterfly in the family Hesperiidae. It is part of the widespread Mercurial Skipper complex, which occurs across the Americas from the southern United States through the Caribbean and into South America. The nominate subspecies is distinguished by its distribution and subtle morphological differences from other subspecies. It is a medium-sized skipper with rapid, darting flight characteristic of the family.

  • Pyrgus

    Grizzled Skippers, Checkered Skippers

    Pyrgus is a genus of skippers in the family Hesperiidae, commonly known as grizzled skippers. The genus occurs primarily in the Holarctic region, with some species extending into the Neotropics. Following a major taxonomic revision in 2019, most New World species were moved to other genera (Burnsius, Chirgus, Heliopetes), leaving only four Pyrgus species in the Americas: P. centaureae, P. ruralis, P. scriptura, and P. xanthus. The genus is characterized by small butterflies with checkered or grizzled wing patterns.

  • Pyrgus ruralis

    Two-banded Checkered-Skipper, Two-banded Checkered Skipper

    Pyrgus ruralis is a small skipper butterfly in the family Hesperiidae, commonly known as the two-banded checkered skipper. It occurs across western North America from southern British Columbia and the Rocky Mountains south to central California, Nevada, Utah, Colorado, Arizona, and New Mexico. The species has one generation annually, with adults active from April to July. A federally endangered subspecies, P. r. lagunae (Laguna Mountains skipper), persists in a restricted range in the mountains east of San Diego, California.

  • Pyrgus scriptura

    Small Checkered-Skipper, small checkered skipper

    Pyrgus scriptura is a small skipper butterfly in the family Hesperiidae, commonly known as the small checkered skipper. It occurs across the western and central United States and southern Canada. The species has two generations per year and is associated with open, dry habitats. Larvae feed on plants in the mallow family (Malvaceae), particularly Sida hederacea.

  • Pyrgus xanthus

    Mountain Checkered-Skipper

    Pyrgus xanthus, commonly known as the mountain checkered skipper, is a species of spread-wing skipper butterfly in the family Hesperiidae. The species was described by Edwards in 1878. It is currently treated as a synonym of Pyrgus ruralis in some taxonomic databases, though this synonymy status varies among sources. The species is recorded from North America.

  • Quasimellana

    Quasimellana is a genus of skippers (family Hesperiidae) erected by John Burns in 1994 to accommodate 24 species previously scattered across multiple genera, with Quasimellana mexicana as the type species. The genus spans northern Argentina to the southern United States and is divided into three species groups (eulogius, sethos, and nicomedes) based on morphology and distribution patterns. Fourteen species occur in North America. Male wingspans range from 11.4 to 17.9 mm, with most species averaging 14–16 mm.

  • Quasimellana eulogius

    common mellana

    Quasimellana eulogius, commonly known as the common mellana, is a grass skipper butterfly in the family Hesperiidae. It has a broad distribution spanning Central America, North America, and South America. The species has been documented in at least 1,451 iNaturalist observations, indicating it is relatively well-encountered in its range.

  • Spathilepia clonius

    Falcate Skipper

    Spathilepia clonius, commonly known as the Falcate Skipper, is the sole species in the monotypic genus Spathilepia within the skipper family Hesperiidae. This butterfly ranges from the southern United States through Central America and into South America as far as Argentina. It is a member of the subfamily Eudaminae, a group characterized by their robust bodies and rapid, darting flight patterns. The species has been documented across diverse tropical and subtropical habitats.

  • Spicauda tanna

    Tanna Longtail

    Spicauda tanna, commonly known as the Tanna Longtail, is a skipper butterfly (family Hesperiidae) distributed from South America northward through Central America to Mexico, with rare strays reaching southern Texas. The species has a wingspan of 33–38 mm and is active during the latter half of the year in its core range. Its larval host plant remains unknown, and adult feeding habits have not been directly documented.

  • Stallingsia maculosus

    Manfreda Giant-Skipper, Manfreda Giant Skipper

    Stallingsia maculosus, commonly known as the manfreda giant skipper, is a butterfly species in the family Hesperiidae. It was originally described as Megathymus maculosus by Freeman in 1955 before being transferred to the genus Stallingsia. The species is distributed across Central America and North America. It is classified within the subfamily Hesperiinae, which includes most grass skipper butterflies.

  • Staphylus

    Scallopwings

    Staphylus is a genus of skipper butterflies (family Hesperiidae, subfamily Pyrginae, tribe Carcharodini) commonly known as scallopwings. The genus is found primarily in the Neotropical region, with species distributed across South America, the Caribbean, Mexico, Central America, and the southern United States. The subgenus Capilla was revised in 2023, with four new species described and female genitalia illustrated for six species for the first time.

  • Staphylus ceos

    golden-headed scallopwing

    Staphylus ceos, commonly known as the golden-headed scallopwing, is a spread-wing skipper in the family Hesperiidae. It occurs in Central America and North America. The species was described by Edwards in 1882 and was originally placed in the genus Pholisora.

  • Staphylus hayhurstii

    Hayhurst's scallopwing

    Hayhurst's scallopwing is a small skipper butterfly found across the eastern and central United States. Adults have a wingspan of 25–32 mm and are active from spring through late summer, with extended flight periods in southern regions. The species shows variable seasonality, with two generations in most of its range but year-round activity possible in Florida.

  • Staphylus mazans

    Mazans Scallopwing

    Staphylus mazans, commonly known as the Mazans Scallopwing, is a spread-wing skipper butterfly in the family Hesperiidae. The species occurs across Central America and North America, with four recognized subspecies showing geographic variation. Subspecies include the nominate S. m. mazans, S. m. ascaphalus, S. m. hayhurstii, and S. m. tierra. The species has been documented in diverse habitats including riparian corridors, sandy areas, and botanical gardens.

  • Stictiella emarginata

    sand wasp

    Stictiella emarginata is a solitary sand wasp in the family Crabronidae, subfamily Bembicinae. It constructs nests in sandy soils and provisions cells with lepidopteran larvae, primarily Noctuidae and Hesperiidae. The species occurs across eastern North America from northern Michigan to the Atlantic Coast, with a flight season concentrated in late June through early August. Nesting behavior includes temporary nest closure, mound leveling, and orientation flights.

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  • Stinga

    Stinga is a genus of skippers (family Hesperiidae) established by Evans in 1955. The genus contains at least one recognized species, Stinga morrisoni. Skippers in this genus are part of the subfamily Hesperiinae, commonly known as grass skippers. The genus has been documented in entomological collections and databases, with 142 observations recorded on iNaturalist.

  • Stinga morrisoni

    Morrison's skipper

    Stinga morrisoni, commonly known as Morrison's skipper, is a species of grass skipper butterfly in the family Hesperiidae. It was first described by William Henry Edwards in 1878, originally placed in the genus Pamphila. The species is distributed across North America and parts of Middle America. As a member of the Hesperiinae subfamily, it exhibits the characteristic rapid, darting flight pattern typical of grass skippers.

  • Synapte pecta

    Northern Faceted Skipper

    Synapte pecta is a skipper butterfly (family Hesperiidae) described by Evans in 1955. It is currently recognized as a synonym of Synapte malitiosa, though it is still referenced by its original name in some contexts. The species is commonly known as the Northern Faceted Skipper. It belongs to the subfamily Hesperiinae, a diverse group of grass-feeding skippers.

  • Systasea

    Powdered-Skippers

    Systasea is a genus of skipper butterflies in the family Hesperiidae, established by Edwards in 1877 as a replacement for the preoccupied name Lintneria. The genus comprises three recognized species distributed in the southwestern United States and Mexico. Members are commonly known as Powdered-Skippers and are characterized by distinctive wing morphology including transparent spots on the forewing and deeply notched hindwing margins.

  • Systasea pulverulenta

    Texas Powdered Skipper

    Systasea pulverulenta, commonly known as the Texas Powdered Skipper, is a small butterfly in the family Hesperiidae. It ranges from southern and western Texas through Mexico to Guatemala. Adults are active year-round in southern Texas, with flight recorded from February through December. The species is associated with Malvaceae host plants for larval development.

  • Systasea zampa

    Arizona Powdered-Skipper

    Systasea zampa, known as the Arizona Powdered-Skipper, is a spread-wing skipper butterfly in the family Hesperiidae. It occurs in the southwestern United States and Mexico, with records from Arizona and adjacent regions. The species is considered uncommon to rare in many parts of its range, with adults active in early spring. It is one of three species in the genus Systasea, all characterized by distinctive wing morphology.

  • Telegonus

    Telegonus is a genus of skipper butterflies (family Hesperiidae, subfamily Pyrginae) established by Hübner in 1819. The genus is currently treated as a synonym of Astraptes. Species historically placed in Telegonus are distributed in the Neotropical region.

  • Telegonus alardus

    Frosted Flasher

    Telegonus alardus, commonly known as the frosted flasher, is a dicot skipper butterfly in the family Hesperiidae. The species is broadly distributed across the Caribbean, Central America, North America, and South America. Three subspecies are recognized, with the nominate subspecies described by Stoll in 1790.

  • Telegonus alector

    Gilbert's Flasher

    Telegonus alector, known as Gilbert's Flasher, is a skipper butterfly (Hesperiidae) found from North America through Middle America to South America. The species was originally described as Eudamus alector by C. and R. Felder in 1867. Taxonomic treatment varies: GBIF treats this name as a synonym of Astraptes alector, while iNaturalist and NCBI retain it under Telegonus. It is a well-documented species with nearly 900 iNaturalist observations.

  • Telegonus tsongae

    Qian's Flasher

    Telegonus tsongae, commonly known as Qian's Flasher, is a skipper butterfly in the family Hesperiidae. The species was formally described by Nick Grishin in 2023, making it a relatively recent addition to the genus Telegonus. The genus Telegonus is part of the skipper butterfly group, characterized by rapid, darting flight patterns. The specific epithet 'tsongae' honors an individual, following standard taxonomic naming conventions.

  • Thorybes dobra

    Thorybes dobra is a skipper butterfly (family Hesperiidae) described by Evans in 1952. Current taxonomic treatment recognizes it as a synonym of Thorybes mexicana (the Mexican cloudywing), a species of spread-wing skipper in the subfamily Pyrginae. It was originally described as a distinct taxon but has since been subsumed under the broader species concept of T. mexicana.

  • Timochares

    Timochares is a genus of skippers in the family Hesperiidae, subfamily Pyrginae, established by Godman & Salvin in 1896. The genus contains three recognized species distributed in the Neotropical region. Members of this genus are characterized by their banded wing patterns and relatively robust body form typical of pyrgine skippers.

  • Troyus fabulosus

    Fabulous Skipper

    Troyus fabulosus is a skipper butterfly described by Grishin in 2023. The species is placed in the genus Troyus within the family Hesperiidae. It is known from 379 iNaturalist observations. As a recently described species, detailed biological information remains limited.

  • Urbanus

    Urbanus is a genus of skipper butterflies (family Hesperiidae) established by Jacob Hübner in 1807. These butterflies belong to the subtribe Eudamina within the subfamily Pyrginae. Species in this genus range from the southern United States through Central America to South America. The genus is well-represented in citizen science observations, with over 33,000 records documented on iNaturalist.

  • Urbanus dorantes

    Urbanus dorantes is a species of skipper butterfly in the family Hesperiidae, subfamily Pyrginae. The species was originally described as Papilio dorantes by Stoll in 1790 and later transferred to the genus Urbanus. Records indicate presence in Colombia, including departments of Santander, Nariño, and Bolívar, with specific localities spanning forested and urban-proximate environments from botanical gardens to national parks.

  • Urbanus oplerorum

    Urbanus oplerorum is a species of skipper butterfly in the family Hesperiidae, described by Grishin in 2023. It belongs to the genus Urbanus, a group of Neotropical long-tailed skippers. The species was recently described, indicating it was distinguished from congeners through modern taxonomic methods.

  • Wallengrenia

    Broken-Dashes

    Wallengrenia is a genus of skippers (family Hesperiidae) commonly known as Broken-Dashes. The genus was erected by Berg in 1897 and contains at least three described species distributed primarily in North America. These butterflies are small, fast-flying, and often associated with open habitats.