Primary type information:
Primary type material: 113 syntype workers, 4 syntype queens. Primary type locality: U.S.A.: Minnesota, nr Jenkins, 11.viii.1941 (W.F. Buren). Primary type depositories: ISUI, LACM, MCZC, USNM.
Type notes:Wing, 1968a: 138, mentions a holotype queen, but no such designation was made in the original description.