Pterostichus amethystinus

Mannerheim, 1843

Pterostichus amethystinus is a of ground beetle in the Carabidae, first described by Mannerheim in 1843. It belongs to the large Pterostichus, a diverse group of predatory beetles commonly known as woodland ground beetles. The species is distributed across northern North America including Alaska, Canada, and the contiguous United States. As with other members of its genus, it is likely a inhabiting forest floor , though specific ecological details remain poorly documented in published literature.

Pterostichus amethystinus by (c) Thilina Hettiarachchi, some rights reserved (CC BY), uploaded by Thilina Hettiarachchi. Used under a CC-BY license.

Pronunciation

How to pronounce Pterostichus amethystinus: /tɛˈrɔstɪkʊs ˌæmɪˈθɪnəs/

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Habitat

Woodland and forest floor environments, based on its classification as a woodland ground beetle and the general of the Pterostichus.

Distribution

Alaska, Canada, and the United States. GBIF records confirm presence in Alaska and broader North America. iNaturalist documents 110 observations, supporting its occurrence across northern North America.

Ecological Role

Likely functions as a in forest floor , consistent with the predatory documented for the Pterostichus, though specific studies on this are lacking.

More Details

Taxonomic status

Accepted per GBIF and NCBI databases. Authority: Mannerheim, 1843.

Data availability

Limited -specific biological data exists in accessible literature. Most information is inferred from -level characteristics or remains undocumented.

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