Family: Dryopidae Adults

Long-toed Water Beetles

These photos supplement pages 145-158 of the Guide to Aquatic Invertebrates of the Upper Midwest. Information on the biology of Dryopidae can be found on page 151.

Dryopidae Adult

Dryopidae Adult ventral Dryopidae Adult head Dryopidae Adult antenna

Coleoptera Adults

Dryopidae AdultDryopidae
Long-toed Water Beetles


DytiscidaeDytiscidae
Predaceous Diving Beetle


Elmidae adultElmidae
Riffle Beetles


Gyrinidae AdultGyrinidae
Whirligig Beetles


Haliplidae AdultHaliplidae
Crawling Water Beetles


HydrophilidaeHydrophilidae
Water Scavenger Beetles