Eciton (Acamatus) oslari Wheeler, 1908h: 415, pl. 26, fig. 8 (m.) U.S.A. (Arizona). Nearctic.

Primary type information: Primary type material: holotype male. Primary type locality: U.S.A.: Arizona, Nogales, 15.vii.1903, Lot 256 (E.J. Oslar). Primary type depository: unknown (perhaps CUIC). Type notes: 1) Original description says “Described from a single specimen... Cornell Univ. Coll, Lot 256”. 2) Smith, 1942c: 580, cites holotype in AMNH. 3) Snelling & Snelling, 2007: 466, record the holotype as “lost?”