Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

White-tailed Longtail
Urbanus doryssus (Swainson, 1831)


Family: Hesperiidae
Subfamily: Pyrginae
Identification: Tails are short and broad. Uppersides of tails and most of the hindwing outer margins are white; remainder of wing surfaces are dark brown.
Wing Span: 1 3/16 - 1 7/8 inches (3 - 4.8 cm).
Life History: Not reported.
Flight: All year in Mexico; March-November in South Texas.
Caterpillar Hosts: Not reported.
Adult Food: Not reported.
Habitat: Subtropical scrub.
Range: Argentina north through tropical America to Mexico. Strays north to the lower Rio Grande Valley, 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