Primary type information:
Primary type material: lectotype queen (by designation of Wing, 1968a: 85). Primary type locality: lectotype U.S.A.: California, San Gabriel Mts, 10.viii.1909 (F. Grinnell). Primary type depository: MCZC.
Secondary type information:
Secondary type material: 4 paralectotype workers. Secondary type locality: U.S.A.: California, San Gabriel Mts, Palmer’s Canyon, nr Claremont (W.M. Wheeler). Secondary type depository: MCZC.
Type notes:
Original description cites 11 worker, 1 queen syntypes.