Primary type information:
Type-material: holotype worker. Type-locality: Mexico: Baja California Sur, 27 km. NE Todos Santos, 900 ft, 8-9.x.1975, no. 75-59 (R.R. Snelling). Type-depository: LACM.
Secondary type information:
Paratype-material: 34 paratype workers. Paratype-locality: same as for holotype. Paratype-depositories: AMNH, DRIR, LACM, MCZC, USNM.