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There are three species in this myrmecophilous genus of Histeridae. All are from the New World and are found in army ant nests.
|Genus and species||Author and Year||Ant Host||Distribution||Notes|
|Euxenister asperatus||Reichensperger, 1923||Eciton quadriglume||Brazil|
|Euxenister caroli||Reichensperger, 1923||Eciton burchellii||Brazil, Costa Rica||runs in emigration on foot; attached to pupa or larva carried by a worker; rides on underside of minor, intermediate and submajor worker, body upside down|
|Euxenister wheeleri||Mann, 1925||Eciton hamatum||Panama||primarily runs in emigration on foot; rarely attached to larva or booty carried by a worker; rides on underside of workers, upside down; once attached to host male gaster|
- Akre, Roger D., 1968: The behavior of Euxenister and Pulvinister, histerid beetles associated with army ants,. Pan Pac Entomol 44(2): 87-101