Atrytone arogos

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Atrytone arogos
Atrytone arogos 2192012.jpg
Status TNC G2.svg
Imperiled  (NatureServe) [2]
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Hesperiidae
Genus: Atrytone
Species:
A. arogos
Binomial name
Atrytone arogos
(Boisduval & Le Conte, [1834])
Synonyms
  • Hesperia arogosBoisduval & Le Conte, [1834]
  • Atrytone vitellius (J. E. Smith, 1797)
  • Atrytone mutius (Plötz, 1883)
  • Phycanassa arogos
  • Hesperia iowaScudder, 1868

Atrytone arogos, the arogos skipper or beard-grass skipper, is an endangered species of butterfly of the family Hesperiidae.

Contents

Distribution and habitat

It is found in the United States in isolated colonies in peninsular Florida, the Gulf Coast, south-east North Dakota south to southern Texas and the Colorado Front Range. Strays are found up to New Jersey to northern Arkansas. It is considered possibly extirpated from New York, Minnesota, Wyoming, Illinois, North and South Carolina, Alabama, Iowa, Georgia, and Montana, and definitely so from Pennsylvania.

Description

Atrytone arogos 2192014.jpg

The wingspan is 29–37 mm. There is one generation with adults on wing from June to July in the north and west. In the south there are two generations with adults on wing from April to September.

Taxonomy

There are two subspecies:

Diet

The larvae feed on Andropogon gerardi , Panicum , Calamovilfa brevipilis and other grasses. Adults feed on the nectar from flowers of purple vetch, Canada thistle, dogbane, stiff coreopsis, purple coneflower, green milkweed and ox-eye daisy.

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References

  1. Walker, A.; Geest, E.; Royer, E. (2022). "Atrytone arogos". IUCN Red List of Threatened Species . 2022: e.T125854891A125886048. doi: 10.2305/IUCN.UK.2022-1.RLTS.T125854891A125886048.en . Retrieved 22 March 2023.
  2. "NatureServe Explorer 2.0 Atrytone arogos, Arogos Skipper". explorer.natureserve.org. Retrieved 25 September 2020.