Genus Dersagrena Kirkaldy Figs 21-26

Dalcera Signoret 1863: 556. Type species: Dalcera lacerdae Signoret 1863, monotypic.

Dersagrena Kirkaldy 1904: 280. New name for Dalcera Signoret, takes the type for that genus.

Diagnosis.

(After O’Shea 1980) Body relatively small, narrow; postocular tubercles prominent, antennifers large, situated close together, pronotum relatively shallowly declivent, lateral margins slightly nodulose, humeral angles sharp, posthumeral, posterior margins smooth; anterior femora unarmed, intermediate femora armed distally on ventral surface with small spines, at least in male, posterior femora incrassate, armed with spines on ventral surface, especially in male, posterior tibiae flattened with small teeth on ventral margin, more in the male.