Dusky Roadside-Skipper (Amblyscirtes alternata [Grote & Robinson])
Wing span: 7/8 - 1 inch (2.2 - 2.5 cm).
Identification: Fringes are white with small black checks; forewing is pointed. Upperside is black-brown; forewing has a faint row of pale spots. Underside of hindwing has a dusting of dull gray.
Life history: Not reported.
Flight: Two broods from March-August in most of the range; perhaps three broods as late as November in Florida, the Gulf states, and Texas.
Caterpillar hosts: Not reported.
Adult food: Flower nectar.
Habitat: Open pine woods.
Range: Southeast Virginia south to Florida; west to east Texas.
Conservation: Populations and their habitats should be conserved wherever found.
The Nature Conservancy Global Rank: G3 - Very rare or local throughout its range or found locally in a restricted range (21 to 100 occurrences). (Threatened throughout its range).
Management needs: None reported.
Opler, P. A. and G. O. Krizek. 1984. Butterflies east of the Great Plains. Johns Hopkins University Press, Baltimore. 294 pages, 54 color plates. Opler, P. A. and V. Malikul. 1992. A field guide to eastern butterflies. Peterson field guide #4. Houghton-Mifflin Co., Boston. 396 pages, 48 color plates. Scott, J. A. 1986. The butterflies of North America. Stanford University Press, Stanford, Calif. 583 pages, 64 color plates. Stanford, R. E. and P. A. Opler. 1993. Atlas of western USA butterflies including adjacent parts of Canada and Mexico. Denver and Fort Collins, CO.
Author: Jane M. Struttmann
State and Regional References:
Glassberg, J. 1993. Butterflies Through Binoculars: A Field Guide to Butterflies in the Boston-New York-Washington Region. Oxford Univ. Press, New York, N.Y. 160 pp. Clark, A.H. and Clark, L.F. 1951. The Butterflies of Virginia. Smithsonian Miscellaneous collection No. 116:1-239. Layberry, R.A., Hall, P.W. & Lafontaine, D.J., 1998. The Butterflies of Canada. University of Toronto Press, Toronto, ON. 280 pp. Opler, P.A. 1998. A field guide to eastern butterflies, revised format. Houghton Mifflin Co., Boston. Woodbury, E.N. 1994. Butterflies of Delmarva. Delaware Nature Society, Inc., Tidewater Publishers, Centreville, MD. 138 pp. [NOTE: this book only treats True Butterflies (Papilionoidea). It does not treat Skippers (Hesperioidea).]