''Sibirocosa subsolana'' is a species of
wolf spider. This is a spider of the extreme north-east of
Asia, only found east of the
Kolyma River to the edge of the
Chukchi Peninsula. It is also found on
Wrangel Island and may also occur on the
Seward Peninsula at the western extremity of
Alaska.
This spider has a body length of up to 7 mm and varies in colour from brown to almost black. The
carapace
A carapace is a Dorsum (biology), dorsal (upper) section of the exoskeleton or shell in a number of animal groups, including arthropods, such as crustaceans and arachnids, as well as vertebrates, such as turtles and tortoises. In turtles and tor ...
is patterned in the female but plain and unmarked in the male. Both sexes have a reddish-brown heart-shaped mark and rows of white spots on the
abdomen. It can only be distinguished with certainty from related species by details of the
genitalia.
References
*
Lycosidae
Spiders of Russia
Spiders described in 1907
Taxa named by Władysław Kulczyński
{{Lycosidae-stub