Taxonomy
- Adephaga
- Carabidae
- Chlaenius
- Chlaenius tristis
Common name
Black Night-runner
Images
Source: Lech Borowiec
Description
Size: 11-13mm
Basic colour: Black, sometimes with a coppery metallic reflection.
Pronotoum: Narrow relative to elytra, sides not sinuate.
Leg colour: Black
Confusion species: Chlaenius nigricornis
Basic colour: Black, sometimes with a coppery metallic reflection.
Pronotoum: Narrow relative to elytra, sides not sinuate.
Leg colour: Black
Confusion species: Chlaenius nigricornis
Biology
Status: Scarce, an isolated relict population. Found at a single remaining site on the Llyn Peninsula, North Wales as well as Kerry and West Meath in Ireland.
RDB Category: Endangered
UKBAP Species: Yes
Habitat: Densely vegetated bogs and flushes.
Other notes: Elytra rather long and convex, pubescence reddish-golden.
RDB Category: Endangered
UKBAP Species: Yes
Habitat: Densely vegetated bogs and flushes.
Other notes: Elytra rather long and convex, pubescence reddish-golden.
Articles
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(2014), A schistomelous specimen of Chlaenius tristis (Schaller) (Carabidae) from central Ireland The Coleopterist 23(2):86
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(1997), Chlaenius tristis (Schaller) (Carabidae): a thriving colony in North Wales The Coleopterist 6(3):106