Neivamyrmex opacithorax (Emery, 1894) valid
Eciton (Acamatus) californicum subsp. opacithorax Emery, 1894d: 184 (diagnosis in key) (w.) U.S.A. (Missouri). Nearctic.
Primary type information: Type-material: syntype workers (number not stated). Type-locality: U.S.A.: Missouri, Ripley County, Doniphan (Pergande). Type-depositories: MCZC, MHNG, MSNG, USNM.
Junior synonyms
Obsolete combinations
Citations