Optioservus browni
Optioservus browni is a species in the family Elmidae, in the suborder Polyphaga. The species is known generally as the "Brown's optioservus riffle beetle".
It is found in North America.
Optioservus browni is a species in the family Elmidae, in the suborder Polyphaga. The species is known generally as the "Brown's optioservus riffle beetle".
It is found in North America.