California Department of Fish and Wildlife
Aquatic Biological Assement

California Digital Reference Collection Home | Family Level | Level 1 Taxonomy | Level 2 Taxonomy

Jump to:

Ephemeroptera Odonata Plecoptera Hemiptera Megaloptera Neuroptera Trichoptera Lepidoptera Coleoptera Diptera Non-Insects

Staphylinidae Level 1 Level 2





Key Characters (adult)

Rove beetles. Large, diverse group with many terrestrial forms. Semiaquatic taxa are usually shore dwellers, many taxa are marine intertidal. Adults generally have truncate elytra exposing half of the flexible abdomen; antennae usually 11-segmented; no protrusible vesicles; most with contiguous procoxae and 6-7 visible abdominal sternites; tarsi simple.

Key Characters (larva)

Larvae found in moist areas of adult’s habitats. Larval forms very diverse morphologically. Abdomen with 10 segments; first 6 or 8 segments similar in length and width, remaining segments progressively narrower and longer; urogomphi 1- to 3-segmented; 10th abdominal segmented may have cylinder-like anal pseudopod.

Tolerance unknown
Distribution CA, OR, WA, NV, AZ, Baja