Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Eacus sphinx
Eumorpha megaeacus


Family: Sphingidae
Subfamily: Macroglossinae
Identification: Upperside is brown with indistinct dark and yellow-brown markings. On the forewing, a yellow-brown band runs parallel to the inner margin from the base almost to the outer margin.
Wing Span: 4 1/8 - 4 3/4 inches (10.5 - 12.1 cm).
Life History: Caterpillars pupate in shallow underground chambers.
Flight: . Not reported.
Caterpillar Hosts: Jussiaea species in the evening; primrose family (Onagraceae).
Adult Food: Probably flower nectar.
Habitat: Tropics and subtropics.
Range: Southern Brazil north through Central America to Mexico. Strays 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