North American Butterflies and Moths List

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Butterflies of North America

Blue-eyed Sailor (Dynamine dyonis)
JPG -- species photo

Blue-eyed Sailor (Dynamine dyonis Geyer)

Wing span: 1 5/8 - 1 7/8 inches (4.1 - 4.8 cm).

Identification: Upperside of male is copper-green; female is black with white bands and patches. Underside of both sexes with 2 round, blue submarginal spots.

Life history: Eggs are laid singly on the leaves and stems of the host plant. Caterpillars eat leaves and rest underneath them.

Flight: May-November in Texas, March-November in Mexico.

Caterpillar hosts: Noseburn (Tragia neptifolia) and Dalechampia, both in the spurge family (Euphorbiaceae).

Adult food: Nectar from various composite flowers.

Habitat: Tropical forest edges.

Range: Colombia north through Central America to central Mexico. Periodic stray and occasional resident to north-central Texas.

Conservation: Not required for periodic stray and occasional resident.

The Nature Conservancy Global Rank: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.

Management needs: None reported.

References:

DeVries, P. J. 1987. The butterflies of Costa Rica and their natural history. 
     Papilionidae, Pieridae, Nymphalidae. Princeton University Press, Princeton, 
     New Jersey. 327 pages, 50 color plates.

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

Blue-eyed Sailor (Dynamine dyonis)
distribution map
map legend

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