Sepedophilus bisignatus
(Horn, 1877)
A rove beetle in the Staphylinidae, Tachyporinae. Formerly considered a synonym of S. bipustulatus but reinstated as a valid in a 1976 revision of North American Sepedophilus. One of thirty recognized species in the north of Mexico, placed in a species group based on morphological examination of Nearctic, Neotropical, and Palearctic faunas. Male and female eighth abdominal sternites and tergites, male genitalia, and other diagnostic characters have been illustrated for identification.
Pronunciation
How to pronounce Sepedophilus bisignatus: //sɛpˌɛdoʊˈfaɪləs ˌbɪsɪgˈneɪtəs//
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Identification
Distinguished from S. bipustulatus and other by male genitalia and eighth abdominal sternite and tergite structures. Specific diagnostic characters include illustrated male and female terminal abdominal segments. Formerly synonymized with S. bipustulatus; separation requires examination of genitalic .
Distribution
Pacific Northwest region of North America. Recorded from Canada (British Columbia) and USA (California, Nevada, Oregon, Washington).
Similar Taxa
- Sepedophilus bipustulatusFormerly considered ; distinguished by male genitalia and eighth abdominal sternite and tergite