Calathus advena
(LeConte, 1846)
Calathus advena is a ground beetle in the Carabidae, found in North America. It was described by LeConte in 1846 and has been placed in the Acalathus by some taxonomic treatments, though it is currently accepted as Calathus advena. The species is recorded from Alaska, Canada, and the United States.
Pronunciation
How to pronounce Calathus advena: //kəˈlæθəs ædˈviːnə//
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Identification
Calathus advena can be distinguished from related Calathus by its placement in the subgenus Certocalathus. Separation from Acalathus species, with which it has been synonymized, requires examination of genitalic and other subtle morphological characters.
Images
Distribution
North America: Alaska, Canada, and the United States.
Similar Taxa
- Acalathus speciesCalathus advena has been treated as belonging to Acalathus in some taxonomic revisions; distinction requires careful morphological examination.
- Other Calathus speciesApproximately 150 exist in Calathus; C. advena is distinguished by subgeneric placement in Certocalathus and geographic distribution in North America.