Anaquedius vernix
(LeConte, 1878)
Anaquedius vernix is a rove beetle (Staphylinidae) native to eastern North America. The was originally described as Quedius vernix by John Lawrence LeConte in 1878 and later transferred to the Anaquedius. It is a member of the subtribe Acylophorina within the large tribe Staphylinini. The genus Anaquedius is small and relatively poorly studied, with most species occurring in North America.
Pronunciation
How to pronounce Anaquedius vernix: /ˌænəˈkwiːdiəs ˈvɜrnɪks/
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Distribution
Eastern North America: Canada (New Brunswick, Nova Scotia, Ontario, Quebec) and USA (Arkansas, Connecticut, Florida, Illinois, Indiana, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, North Carolina, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Texas, Virginia, Wisconsin).
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Taxonomic history
Originally described as Quedius vernix LeConte, 1878. Transferred to Anaquedius based on phylogenetic and morphological studies distinguishing this from the large genus Quedius. The genus Anaquedius was established to accommodate previously placed in Quedius that share distinctive characteristics of the and other morphological features.
Research status
The Anaquedius remains taxonomically understudied. Most , including A. vernix, lack modern species-level revisions or ecological studies. The 34 iNaturalist observations suggest it is encountered infrequently by naturalists, possibly due to small size, cryptic habits, or association with specific microhabitats.