Species: Pogonomyrmex anzensis
Taxonomic history (from RAJ):
Pogonomyrmex
(P.) desertorums .
Taken at several localities in Presidio County, Trans-Pecos, Texas, from the southern end of Fresno Cañon northward through Alamito to San Esteban, which is located a few miles south of Marfa (black dots)
Etymology:
The specific epithet, desertorums is derived from
Species description:
none
Photos of all castes:
syntype worker, workers

Photos courtesy of Brian Fisher & Antweb