Baboon and Trapdoor Spiders of Southern Africa by A. Schoeman

By A. Schoeman

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It includes genera previously placed in the Diagnostic characters Ctenizidae. According to Goloboff (1993) the Apical segment of posterior spinnerets short and family is possibly paraphyletic. dome-shaped, distal segment not longer than half Natural history The cyrtaucheniids are burrowing spiders that line their burrows with silk. The shape of the burrow varies between species from a simple burrow to burrows with side tunnels (fig. 26a–c). The lid is usually a wafer-type consisting of a flexible limp flap which merely is a continuation of the web tubing.

Stasimopus erythrognathus Purcell, 1903c Stasimopus erythrognathus Purcell, 1903c: 73, 86; Hewitt, 1914b: 32; 1915a: 78; 1917a: 696; Roewer, 1942: 159. Type locality: female holotype, South Africa (no exact Type locality: six female syntypes (SAM 2857), Worceslocality). 26E), Western Cape Province. Distribution: South Africa. Distribution: South Africa (Western Cape: Worcester). 6. Stasimopus castaneus Purcell, 1903c Stasimopus castaneus Purcell, 1903c: 80, 86; Roewer, 1942: 159. 10. Stasimopus fordi Hewitt, 1927a Stasimopus fordi Hewitt, 1927: 422; Roewer, 1942: 159.

0 mm Purcell, 1903c camouflaged with sand and debris (fig. 20c). It can be irregular, concave or nearly flat, or the edge of the lid can be strongly bevelled and extending gradually onto the soil surface. Females and juveniles only leave their burrows to capture prey that are within reach of the burrow entrance. Adult males are more slender with longer legs and usually wander around in search of a female. However, two males of S. robertsi were collected from burrows with lids that closely resembled those of the female, but smaller (Hewitt, 1916b).

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