Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Angled Leafwing
Fountainea glycerium (Doubleday, [1849])


Family: Nymphalidae
Subfamily: Charaxinae
Tribe: Anaeini
Identification: Upperside orange. Tip of forewing is pointed; outer margin is irregular and indented. Hindwing is concave between vein ends. Underside resembles a dead leaf.
Wing Span: 2 5/16 - 3 3/16 inches (5.9 - 8.1 cm).
Life History: Flight is swift and strong. Males perch to watch for females. Young caterpillars make a perch from a leaf midvein, older ones live in the shelter of a rolled leaf.
Flight: Wet season form flies from June-September; dry season form in October. Flies in July in South Texas.
Caterpillar Hosts: Croton jalapensis in the spurge family (Euphorbiaceae).
Adult Food: Sap and rotting fruit.
Habitat: Disturbed subtropical forests and edges.
Range: Northern South America north through Central America to Mexico. Strays to South Texas.
Conservation: Not required for a rare tropical stray.
NCGR: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Alternate Scientific Names:
Memphis glycerium (Doubleday, [1849])