Red-bordered Pixie (Melanis pixe [Boisduval])
Wing span: 1 1/2 - 1 7/8 inches (3.8 - 4.4 cm).
Identification: Upperside black. Tip of forewing yellow-orange; base of wing with red spot. Hindwing outer margin with band of red spots.
Life history: Eggs are laid in groups of 10-30 on the host tree leaves, stems, or bark; caterpillars feed gregariously on leaves and pupate together in groups.
Flight: January-November in South Texas.
Caterpillar hosts: Guamuchil (Pithecellobium dulce), Albizia, and Inga species; all in the pea family (Fabaceae).
Adult food: Nectar from flowers of Pithecellobium, Albizia, Inga, Coffea, Cordia, Lantana, and Citrus.
Habitat: Lowland riparian tropical forest, city parks.
Range: Lower Rio Grande Valley of South Texas south to Costa Rica.
Conservation: Not required for occasional stray.
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. 1997. The butterflies of Costa Rica and their natural history. Volume II Riodinidae. Princeton University Press, Princeton, New Jersey. 288 pages, 25 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