Ariadna jubata

Ariadna jubata is known from several localities in the Northern Cape, including Steinkopf, Richtersveld Transfrontier National Park, Tswalu Kalahari Reserve, and the type locality Tsabis. The species occurs at altitudes ranging from 250 to 1,155 m above sea level.^[3]

The species inhabits Desert and Succulent Karoo biomes. It constructs tube signal-webs made in crevices of walls, rocks, fallen tree trunks, or bark of trees. Males have been found under stones.^[3]

• 
  female

Females have a light brown carapace with the cephalic portion darkened on each side in front. Chelicerae are dark reddish-brown. Posterior pairs of legs are pale ochraceous, while anterior pairs are reddish-yellow or reddish and infuscated. The abdomen is purplish-black with narrow markings posteriorly below. The sternum and labium are brownish-yellow, with the labium dark brown on each side. Total length is 9.5 mm.^[3]