Kingdom Animalia Class Arachnida Suborder Araneomorphae Scientific name Callobius claustrarius | Phylum Arthropoda Order Araneae Family Amaurobiidae Rank Species | |
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Similar Callobius, Clubiona trivialis, Amaurobius fenestralis, Coelotes terrestris, Oonops domesticus | ||
Males of the spider species Callobius claustrarius reach 8 mm, females about 11 mm. Head and legs are reddish brown, the abdomen is dark grey with an extended brown surface, dotted with lighter brown specks.
Adults can be found from autumn to spring.
This is a palearctic species. In Europe, it is found in mountainous regions, especially in old, moist forests under rocks. C. claustrarius is a rather rare species.
The subspecies C. claustrarius balcanicus (Drensky, 1940) is only found in Bulgaria.
References
Callobius claustrarius Wikipedia(Text) CC BY-SA