Pheidole biconstricta r. rubicunda Emery, 1890c: 50 (s.w.) COSTA RICA. Neotropic.

Primary type information: Primary type material: syntype major workers, syntype minor workers (numbers not stated). Primary type locality: Costa Rica: Alajuela, 1889 (A. Alfaro). Primary type depository: MSNG.

Infrasubspecies

• P. b. r. fuscata Emery, 1890