Erynnis is a genus in the skippers butterfly family Hesperiidae, known as the duskywings. Erynnis is found in the Neotropical realm and across the Palearctic, but the highest species diversity is in the Nearctic. The genus was erected by Franz von Paula Schrank in 1801.
Gesta juvenalis, commonly known as Juvenal's duskywing, is a species of butterfly in the family Hesperiidae.
Erynnis brizo, the sleepy duskywing or banded oak duskywing, is a species of Hesperiidae butterfly that occurs throughout North America and is commonly confused with E. juvenalis and E. lucilius. The species is listed as threatened in Connecticut and Maine.
Erynnis persius, commonly known as Persius duskywing, is a species of butterfly in the family Hesperiidae that occurs in North America. The eastern subspecies Erynnis persius persius is rarer and protected by law in some regions.
Erynnis horatius, commonly known as Horace's duskywing, is a species of butterfly in the family Hesperiidae. It is found in the United States from Massachusetts to Florida, and west to eastern South Dakota, the Gulf Coast, south-eastern Utah, Colorado, north-eastern Arizona, and New Mexico. It is listed as a species of special concern in the US state of Connecticut.
Erynnis icelus, also known as the dreamy duskywing or aspen dusky wing, is a species of butterfly in the family Hesperiidae. It is found in boreal North America.
Erynnis funeralis, commonly known as the funereal duskywing, is a species of butterfly of the family Hesperiidae. It is found from southern United States, south to Argentina and Chile. Strays can be found north up to northern Illinois, north-eastern Nebraska, central Colorado, southern Nevada and central California.
Erynnis baptisiae, the wild indigo duskywing, is a species of butterfly of the family Hesperiidae. It is found in North America from southern Ontario and New England, west to central Nebraska, and south to Georgia, the Gulf Coast, and south-central Texas.
Erynnis propertius, commonly known as Propertius duskywing, is a species of butterfly in the family Hesperiidae. It is found in along the west coast of North America from southern British Columbia south along the Pacific Slope to Baja California Norte. It is one of the most commonly seen skippers in California.
Erynnis zarucco, commonly known as the zarucco duskywing, is a species of butterfly in the family Hesperiidae. It is found (rarely) from southern Ontario to the southeastern United States.
Erynnis lucilius, the columbine duskywing, is a species of butterfly in the family Hesperiidae. It is found in North America from southern Quebec to Manitoba and south to the north-eastern United States. It is part of the skipper family because its wings create a skipping pattern.
Erynnis martialis, commonly known as the mottled duskywing, is a species of butterfly in the family Hesperiidae. It is found in most of the eastern United States and in southern Ontario, and southeastern Manitoba. It is listed as a species of special concern and believed extirpated in the US state of Connecticut.
Erynnis pacuvius, also known as Pacuvius duskywing, Dyar's duskywing or buckthorn dusky wing, is a species of skipper butterfly in the family Hesperiidae. It is found in southern British Columbia and in most of the western United States.
Erynnis tristis, commonly known as the mournful duskywing, is a species of spread-wing skipper in the butterfly family Hesperiidae. It is found in Central America, North America, and South America. It is mottled brown with a white fringe on the hind wings. It appears similar to the funereal duskywing, but the mournful duskywing is more likely to appear in urban areas. The larva feeds on young oaks while adults nectar from a variety of wild and garden flowers.
Astragalus crassicarpus, known as ground plum or buffalo plum, is a perennial species of flowering plant in the legume family, Fabaceae, native to North America. It was described in 1813. The fruit is edible and was used by Native Americans as food and horse medicine. It is a host of afranius duskywing larvae. It is also known as groundplum milkvetch and pomme de prairie.
