Dyschirius haemorrhoidalis
Dejean, 1831
Dyschirius haemorrhoidalis is a of ground beetle in the Scaritinae, first described by Dejean in 1831. It occurs in North America, with records from Canada and the United States. The species belongs to a characterized by (burrowing) habits. Note: Catalogue of Life lists this name as an ambiguous synonym of Dyschirius nitidus nitidus, while GBIF treats it as accepted.
Pronunciation
How to pronounce Dyschirius haemorrhoidalis: /dɪˈskɪriəs ˌhiːmɔːrɔɪˈdeɪlɪs/
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Distribution
North America. Recorded from Canada and the United States based on GBIF distribution records.
More Details
Nomenclatural Note
There is conflicting treatment of this name across sources. GBIF accepts Dyschirius haemorrhoidalis (Dejean, 1831) as a valid . However, Catalogue of Life lists it as an ambiguous synonym of Dyschirius nitidus nitidus, with authorship attributed to Letzner, 1851. The Wikipedia source incorrectly attributes authorship to Dejean in 1831, though this may reflect confusion with the accepted species concept rather than the synonym. The iNaturalist summary repeats this potentially erroneous authorship information from Wikipedia.
Taxonomic Uncertainty
The classification path in Catalogue of Life places this name within Dyschirius (Dyschiriodes) nitidus > Dyschirius nitidus nitidus, suggesting it may represent a junior synonym or infraspecific entity. Users should verify current taxonomic treatment with primary carabid literature.