Tilted-head-feeding
Guides
Dolerus
Dolerus is a genus of sawflies in the family Tenthredinidae, subfamily Selandriinae. Species occur in Europe and North America. Larvae of multiple species have been documented feeding on Equisetum (horsetails) and grasses, with some species showing specialized host associations. The genus includes several subgenera, notably Equidolerus and Achaetoprion, which have been subject to recent taxonomic revision.