Obscure Bolla (Bolla brennus [Godman & Salvin])
Wing span: 7/8 - 1 3/16 inches (2.2 - 3.1 cm).
Identification: Wings are black. Tiny white spots on apex of the forewing upperside are present in females, lacking in males. Underside has scattered orange scales.
Life history: Not reported.
Flight: October in South Texas; beginning in May in Mexico.
Caterpillar hosts: Tomato (Lycopersicon esculentum) in the nightshade family (Solanaceae).
Adult food: Not reported.
Range: Colombia north through Central America to central Mexico. A rare stray to the lower Rio Grande Valley, Texas.
Conservation: Not necessary for a rare 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