Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Falcate Skipper
Spathilepia clonius (Cramer, 1775)


Family: Hesperiidae
Subfamily: Pyrginae
Identification: Tip of forewing is truncated; outer edges of wings are scalloped between the vein endings. Upperside is dark brown; forewing has a diagonal white band.
Wing Span: 1 5/8 - 1 13/16 inches (4.2 - 4.6 cm).
Life History: Not reported.
Flight: May-July and October-November in South Texas; all year in Mexico and Central America.
Caterpillar Hosts: Bean (Phaseolus) and Inga in Brazil.
Adult Food: Flower nectar.
Habitat: Dense undergrowth at the edge of woods along the Rio Grande.
Range: Argentina north through Central America to Mexico. A rare stray to South Texas.
Conservation: Not necessary for a rare stray.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Comments: NULL