Primary type information:
Primary type material: lectotype major worker (by designation of Wilson, 2003a: 526). Primary type locality: lectotype Mexico: Pedregal, nr Mexico City, 1929, no. A39 (E. Skwarra). Primary type depository: MCZC.
Secondary type information:
Secondary type material: 1 paralectotype minor worker. Secondary type locality: same as for lectotype. Secondary type depository: MCZC.
Type notes:
Original description cites 1 major worker, 3 minor workers as syntypes.