Trogus fulvipes

Trogus species are generally robust ichneumonids with distinctive coloration patterns. Trogus fulvipes can be distinguished from congeners by the specific combination of its fulvous (tawny) legs, as indicated by the species epithet, and its documented distribution in western North America. Separation from other Trogus species requires examination of detailed morphological characters including antennae, wing venation, and propodeal sculpture. The genus Trogus is characterized by a relatively broad face and mandibles that are twisted, adaptations associated with their specialized parasitoid lifestyle.

Southern Canada (including Alberta, Manitoba) and California, USA. Specific locality records include Waterton, Aweme, and unspecified locations across southern Canada.

Presumed parasitoid of lepidopteran larvae, contributing to population regulation of butterfly species. The genus Trogus is known to parasitize Papilionidae, suggesting potential role in swallowtail butterfly population dynamics.

• Other Trogus speciesTrogus fulvipes is part of a genus of approximately 10-12 species, primarily distinguished by coloration, distribution, and subtle morphological differences. T. pennator and T. lapidator are Palaearctic species with different leg coloration and geographic ranges.
• Therion speciesAnother ichneumonid genus with similar parasitoid biology on Lepidoptera; distinguished by different wing venation and facial characteristics.

• parasitoid
• ichneumonid
• lepidoptera parasitoid
• north america

• BugGuide
• GBIF taxonomy match
• iNaturalist taxon
• Catalogue of Life
• Encyrtid Holdings | Entomology Research Museum