AntWiki: The Ants --- Online

There are two species associated with ants in this parasitoid genus of more than 400 species.

List of Horismenus and their Host Ants
Genus and species Author and Year Ant Host Distribution Notes
Horismenus floridensis (Schauff & Boucek, 1987) Camponotus floridanus United States: Florida
Horismenus microdonophagus Hansson, 2011 Microdon in nests of Camponotus ca. textor Mexico females and males
Horismenus myrmecophagus Hansson, 2011 Camponotus ca. textor Mexico females only


  • Hansson, C. (2002) Eulophidae of Costa Rica, 1. Memoirs of the American Entomological Institute, 67, 1–290.