North American Butterflies and Moths List

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U.S. Geological Survey

Butterflies of North America

Mexican Cycadian (Eumaeus toxea)

Mexican Cycadian (Eumaeus toxea [Godart])

Wing span: 1 1/4 - 2 inches (3.2 - 5.1 cm).

Identification: Abdomen upperside is black, below is red-orange. Upper surface of wing black covered with iridescent blue. Underside black; hindwing with rows of iridescent blue spots and one red-orange spot.

Life history: Eggs are laid in groups of 3-8 under new leaves of host. Young caterpillars feed on the outer layer of the leaf.

Flight: Many flights in Mexico, from April-December.

Caterpillar hosts: Cycads.

Adult food: Not reported. May include bird droppings.

Habitat: Tropical woodland.

Range: Honduras north to Mexico. Rare in South Texas, one stray to Florida.

Conservation: Not necessary for rare stray.

The Nature Conservancy Global Rank: GU - Unable to assign rank due to lack of available information.

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

Mexican Cycadian (Eumaeus toxea)
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