Polyergus rufescens subsp. bicolor Wasmann, 1901: 369 (w.q.m.) U.S.A. (Wisconsin). Nearctic.

Primary type information: Primary type material: syntype workers (number not stated), 1 syntype queen, 1 (?) syntype male. Primary type locality: U.S.A.: Wisconsin, Prairie du Chien (sending no. 51) (H. Muckermann). Primary type depositories: MCZC, LACM, NHMM, USNM. Type notes: Smith, 1947g: 159, cites 5 worker, 1 male syntypes in USNM.

Infrasubspecies

• P. r. b. foreli Wheeler, 1910