California Department of Fish and Wildlife
Aquatic Biological Assement

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Gelastocoridae Level 1 Level 2

Gelastocoridae

 

Key Characters

Semi-aquatic bugs, no swimming hairs on middle or hind legs. Raptorial ( grasping) forelegs with broad femora, short rostrum does not reach hind coxae.

Tolerance  
Distribution CA, OR, WA, UT, AZ, NV