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Butterflies of North America -- Cogia calchas

North American Butterflies and Moths List

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Butterflies of North America

Mimosa Skipper (Cogia calchas)
JPG -- species photo

Mimosa Skipper (Cogia calchas [Herrich-Schäffer])

Wing span: 1 3/16 - 1 3/4 inches (3 - 4.5 cm).

Identification: Forewings are elongated. Upperside is dark brown; forewing with 3-4 very small white dots near the apex, and sometimes an indistinct white spot at the center of the leading edge. Underside is dark brown; hindwing has a gray anal fold and pale wavy lines.

Life history: To seek females males perch in grassy open areas. Females deposit eggs singly on the host plant. Caterpillars feed on leaves and live in shelters of rolled or tied leaves.

Flight: Three broods from March-November in South Texas; throughout the year in Mexico and Central America.

Caterpillar hosts: Mimosa pigra, Indigofera, Malicia, and Schrankia; all in the pea family (Fabaceae).

Adult food: Flower nectar.

Habitat: Creeks, canals, oxbow lakes, fields, city flower gardens.

Range: Argentina north through Central America and Mexico to South Texas.

Conservation: Populations in the lower Rio Grande Valley should be monitored and conserved.

The Nature Conservancy Global Rank: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.

Management needs: None reported.

References:

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.

Author: Jane M. Struttmann

Mimosa Skipper (Cogia calchas)
distribution map
map legend

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