| Authorship | 
Wheeler, 1915b:
401
 | 
| Forms | 
s.w. | 
| Bioregion | 
Nearctic | 
| Locality | 
U.S.A. (Arizona) | 
| Primary type information | 
Primary type material: lectotype major worker (by designation of Wilson, 2003a: 604). Primary type locality: lectotype U.S.A.: Arizona, nr Tucson, Santa Cruz River valley, xi.1910 (W.M. Wheeler). Primary type depository: MCZC. | 
| Secondary type information | 
Secondary type material: 1 paralectotype minor worker. Secondary type locality: same as for lectotype. Secondary type depositories: LACM, MCZC. | 
| Type notes | 
Original description cites 6 syntype major workers, 6 syntype minor workers. |