North American Butterflies and Moths List

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The Registry of Nature Habitats

U.S. Geological Survey

Butterflies of North America

Butterflies of Texas

Angled Leafwing (Anaea glycerium)
JPG -- species photo

Angled Leafwing (Anaea glycerium [Doubleday])

Wing span: 2 5/16 - 3 3/16 inches (5.9 - 8.1 cm).

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.

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.

The Nature Conservancy Global Rank: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery.

Management needs: None reported.


Opler, P. A. and V. Malikul. 1992. A field guide to eastern butterflies. Peterson 
     field guide #4. Houghton-Mifflin Co., Boston. 396 pages, 48 color plates.

Scott, J. A. 1986. The butterflies of North America. Stanford University Press, 
     Stanford, Calif. 583 pages, 64 color plates.

Author: Jane M. Struttmann

State and Regional References:

Neck, R.W. 1996. A Field Guide to Butterflies of Texas. Gulf Publishing Co., 
     Houston, Texas.

Opler, Paul A. 1999. Peterson Field Guide to Western Butterflies, revised 
     edition. Houghton Mifflin Co., Boston, Mass.

Stanford, R.E. and P.A. Opler. 1993. Atlas of Western USA Butterflies. 
     Privately published, Denver, Colo. 

Tilden, J.W. and A.C. Smith. 1986. A Field Guide to Western Butterflies. 
     Houghton Mifflin Co., Boston, Mass.
Tveten, J. and Tveten, G.  1996.  Butterflies of Houston & Southeast Texas.
     Univ. of Texas Press, Austin, TX.  292 pp.
Angled Leafwing (Anaea glycerium)
distribution map
map legend

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