Primary type information:
Type-material: holotype worker. Type-locality: U.S.A.: Texas, Brewster County, Big Bend Nat. Park, Cattail Falls, 6.ix.1988 (R. Anderson). Type-depository: MCZC.
Secondary type information:
Paratype-material: 2 paratype workers. Paratype-locality: same as for holotype. Paratype-depositories: USNM, WEMC.