Aphaenogaster boulderensis

This ant species often nests in vertical stone walls. Workers become active at dusk (crepuscular) and continue to forage into the night.

Distribution
This taxon was described from the United States. They are found in New Mexico, Arizona, California and Nevada.

Biology
This crepuscular and nocturnal ant nests often in vertical rock walls. Workers become active around dusk and continue to forage into the night.

Nomenclature

 *  boulderensis. Aphaenogaster (Attomyrma) boulderensis Smith, M.R. 1941: 120 (w.) U.S.A. Current subspecies: nominal plus smithi.