Myrmecina americana brevispinosa Creighton, 1950 junior synonym of current valid taxon Myrmecina americana Emery, 1895
Myrmecina americana subsp. brevispinosa Creighton, 1950a: 249 (w.q.m.) U.S.A. (District of Columbia). Nearctic.
Primary type information: Type-material: syntype workers, syntype queens (numbers not stated), 1 syntype male. Type-locality: at least 1 worker, 1 queen U.S.A.: District of Columbia (no collector’s name) (by restriction of Creighton, 1950a: 249). Type-depositories: MCZC, MNHU, MSNG, USNM. Type notes: Other syntypes and localities mentioned by Emery include: 1 worker New York, 1 worker Pennsylvania, 1 worker, 1 queen Carolina, 1 male with no locality data.