Primary type information:
Primary type material: syntype workers (number not stated, “a series”). Primary type localities: U.S.A.: Colorado, Florissant, Topaz Butte, 15.vii.1906 (
W.M. Wheeler) (invalid restriction of type locality by
Creighton, 1950a: 98; no lectotype designated), U.S.A.: North Dakota, Mikkelson (
J.E. Goldsberry), U.S.A.: Wyoming, Yellowstone Park (
A.C. Cole), Canada: Newfoundland, Bay of Islands (no collector’s name), Canada: Nova Scotia, Pleasantfeld (
W.H. Prest). Primary type depository:
MCZC (perhaps also
AMNH).