Ephyriades arcas, the Caribbean duskywing, is a butterfly of the family Hesperiidae. It is found in Central America and the Caribbean, the type specimen being described from Saint Kitts.[1]
Upper side: Thorax and abdomen black. Wings very dark brownish black, immaculate. Margins entire. Under side: Legs, breast, and abdomen dark brown, but rather lighter than on the upper side, immaculate, except a small white spot on the anterior, placed near the anterior edge towards the tip.[2]
Ephyriades arcas, the Caribbean duskywing, is a butterfly of the family Hesperiidae. It is found in Central America and the Caribbean, the type specimen being described from Saint Kitts.
Ephyriades arcas is een vlinder uit de familie van de dikkopjes (Hesperiidae).[1] De wetenschappelijke naam van de soort is voor het eerst geldig gepubliceerd in 1773 door Drury.
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