Optioservus


Optioservus was a genus of riffle beetles in the family Elmidae; as of 2021 it is a junior synonym of Heterlimnius. There were about 13 described species in Optioservus.

Species

Optioservus browni White, 1978 Optioservus canus Chandler, 1954 Optioservus castanipennis Optioservus divergens Optioservus fastiditus Optioservus heteroclitus White, 1978Optioservus immunis Optioservus ovalis Optioservus phaeus White, 1978 Optioservus quadrimaculatus Optioservus sandersoni Collier, 1972Optioservus seriatus