T. septentrionalis (McCook)

Oecodoma virginiana Buckley, 1867: 346 . Syntype worker(s), near Aquia, Virginia, U.S.A. (repository unknown) [not examined]. Synonymy under septentrionalis by Wheeler, 1902: 29; here confirmed. Younger name valid under ICZN Article 23.9 (see discussion below)

Atta septentrionalis McCook, 1881: 362 . Worker described; Island Heights, Pine Barrens, New Jersey, U.S.A. (repository unknown) [not examined]

Atta septentrionalis McCook; Wheeler 1907: 707 [description of queen and male]

Atta septentrionalis McCook; Forel 1912: 182 [combination in Atta (Trachymyrmex)]

Atta septentrionalis McCook; Gallardo 1916: 242 [combination in Trachymyrmex]

Atta (Trachymyrmex) septentrionalis var. obscurior Wheeler, 1907: 709 . Syntype worker(s) described, Austin, Travis County, Texas, U.S.A.

Atta (Trachymyrmex) septentrionalis obscurior Wheeler; Wheeler 1911: 247 [raised to subspecies of septentrionalis]

Atta (Trachymyrmex) septentrionalis obscurior Wheeler; Wheeler 1911: 246 [description of queen]

Trachymyrmex septentrionalis obscurior (Wheeler); Creighton 1950: 324 [Combination in Trachymyrmex]

Trachymyrmex septentrionalis obscurior (Wheeler); Weber 1958: 53 [Synonymy, under septentrionalis]

Atta (Trachymyrmex) septentrionalis obscurior var. crystallina Wheeler, 1911: 247 . Syntype workers, queens and males; Huntsville Walker County, Texas, U.S.A. [unavailable name]

Trachymyrmex septentrionalis obscurior var. crystallina Wheeler; Creighton 1950: 324 [material referred to obscurior]

Atta (Trachymyrmex) septentrionalis obscurior var. irrorata Wheeler, 1911: 247 . Syntype workers; Huntsville, Walker County, Texas, U.S.A. [unavailable name]

Trachymyrmex septentrionalis obscurior var. irrorata Wheeler; Creighton 1950: 324 [material referred to obscurior]

Atta (Trachymyrmex) septentrionalis obscurior var. seminole Wheeler, 1911: 247 . Syntype worker(s), queen(s) and male(s); Miami, Florida, U.S.A. [unavailable name]

Trachymyrmex septentrionalis seminole (Wheeler); Creighton 1950: 324 [subspecies of septentrionalis, first available use of seminole]

Trachymyrmex septentrionalis seminole (Wheeler); Weber 1958: 53 [Synonymy, under septentrionalis]

Atta (Trachymyrmex) septentrionalis var. vertebrata Wheeler, 1911: 246 . Syntype workers and queens; Lakehurst, New Jersey, U.S.A.

Trachymyrmex septentrionalis var. vertebrata Wheeler; Creighton 1950: 323 [Synonymy, under septentrionalis]