Carabus truncaticollis

Eschscholtz, 1833

blunt-collared worm and slug hunter

Carabus truncaticollis is a in the distributed across the northern Holarctic. The occurs in mesic tundra environments, including moist meadows. Multiple have been described, primarily from Russia and Mongolia. The 'blunt-collared and hunter' reflects its presumed predatory habits, though specific dietary documentation is limited.

Carabus truncaticollis Jacobson by Georgiy Jacobson. Used under a Public domain license.

D. Sikes 2012-08-12-TG1-StGeorge-Isl-8121122a-Carabus-truncaticollis (7993129533) by D. Sikes from Fairbanks, USA. Used under a CC BY-SA 2.0 license.

D. Sikes 2012-08-09-TG1-StGeorge-Isl-8090983a-Carabus truncaticollis (7993123590) by D. Sikes from Fairbanks, USA. Used under a CC BY-SA 2.0 license.

Pronunciation

How to pronounce Carabus truncaticollis: /ˈkar.a.bus trʊŋˈkat.ɪˌkɔl.ɪs/

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Images

Habitat

Mesic tundra environments, such as moist meadows. The is associated with northern, cold-adapted including sub- and Arctic zones.

Distribution

Russia; eastern ; Mongolia; Siberia; northwestern Canada; Alaska; USA. The spans both the Palearctic and Nearctic regions, with distributed across northern Asia and North America.

More Details

Subspecies

Eight are recognized: C. t. truncaticollis (USA, Canada, Russia, Mongolia, Alaska), C. t. degeneratus (Russia), C. t. dorogostaiskianus (Russia), C. t. fleischeri (Russia, Mongolia), C. t. kodaricola (Russia), C. t. tungusensis (Russia), and C. t. uczugeicus (Russia). Most subspecies are restricted to Russia, with the nominate subspecies having the widest distribution.

Etymology

The specific epithet 'truncaticollis' likely refers to a truncated or shortened collar (), a morphological feature that may aid in identification.