AntWiki: The Ants --- Online

There are four species in this myrmecophilous genus of Histeridae. All are known inquilines of Pheidole ants.

List of Pinaxister and their Host Ants
Genus and species Author and Year Ant Host Distribution Notes
Pinaxister decipiens (Horn, 1883) Pheidole Arizona
Pinaxister henricischmidti Reichensperger, 1939 Pheidole Central America
Pinaxister peninsularis (Mann, 1924) Pheidole Central America, North America
Pinaxister setiger (LeConte, 1860) Solenopsis geminata Texas


  • Helava, J.V. T., H.F. Howden, and A.J. Ritchie. 1985. A review of the New World genera of the myrmecophilous and termitophilous subfamily Hetaeriinae. Sociobiology 10: 127-386.