Pheidole petersoni Wilson, 2003a: 486, figs. (s.w.) COSTA RICA. Neotropic.

Primary type information: Primary type material: holotype major worker. Primary type locality: Costa Rica: Alajuela, Rio Peñas Blancas Valley, 10°30’N, 84°75’W, 940 m. (J.T. Longino). Primary type depository: INBC. Secondary type information: Secondary type material: 1 paratype minor worker. Secondary type locality: same as for holotype. Secondary type depository: INBC. Type notes: Details of paratype castes and their numbers are not given.