Primary type information:
Primary type material: syntype major and minor workers, syntype queen(s) (numbers not stated). Primary type locality U.S.A.: Pennsylvania (no collector’s name) (by restriction of Creighton, 1950a: 388). Primary type depository: MSNG.
Other original syntype localities: U.S.A.: New York, District of Columbia, Florida, and California (no further data, no collectors’ names).