Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Falcon sphinx
Xylophanes falco (Walker, 1856)

Family: Sphingidae
Subfamily: Macroglossinae
Identification: Forewing upperside is orange-brown along the forward half, striped with dark brown and light brown along the rear half, with dark brown bands separating the two. Hindwing upperside is pale brown with dark brown marginal and submarginal lines.
Wing Span: 2 3/4 - 3 1/8 inches (7 - 8 cm).
Life History: Adults take nectar in late afternoon and probably later.
Flight: . Several flights from June-September in Arizona, throughout the year in the tropics.
Caterpillar Hosts: Bouvardia glaberrima in the madder family (Rubiaceae).
Adult Food: Flower nectar from plants including thistles.
Habitat: Oak woodland, streamsides, and other places.
Range: Honduras and Guatemala north through Mexico to southern Arizona and west Texas.
Conservation: Not usually required.
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
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