Atopomyrmex calpocalycolus Snelling, 1992a: 96, figs. 1-5 (w.) CAMEROON. Afrotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Cameroon: Southwest Province, Bayenti, north of Nguti, 26.xi.1989, from internodes of Calpocalyx sp. (D. McKey). Primary type depository: LACM. Secondary type information: Secondary type material: 26 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, LACM, MCZC. Secondary type specimen: CASENT0900313, CASENT0900327.