Tags: Arachnid.
Atypus karschi is a mygalomorph spider that lives in Japan China and Taiwan. In Japan it is known as ji-gumo.These spiders are black or dark brown and range from 17mm to 20mm. Like other spiders in its infraorder it has fangs that point straight down rather than crossing.This spider has an unusual web. It spins a tube of silk that is hidden partially underground with the portion above ground being covered in leaves and other debris.
