Dryopoidea

Dryopoidea

[drī·ə′pȯid·ē·ə]
(invertebrate zoology)
A superfamily of coleopteran insects in the suborder Polyphaga, including the nonpredatory aquatic beetles.
References in periodicals archive ?
Synopsis of the genus Heterelmis Sharp in the United States, with description of a new species from Arizona (Coleoptera, Dryopoidea, Elmidae).
Huleechius, a new genus of riffle beetle from Mexico and Arizona (Coleoptera, Dryopoidea, Elmidae).
Comparison of the food habitats of three species of riffle beetles, Stenelmis crenata, Stenelmis mera, and Optioservus trivittatus (Coleoptera, Dryopoidea, Elmidae).