118 Transactions of the Smith African Philosophical Society. 



Type: G. kolbci (Pure.) (Trans. S. A. Phil. Soc, vol. xi., p. 353, 

 1902, sub Acanthodon) . 



The following species also belong to this genus : — 



G. kentanicus ( ? ), C. spiricola ( ? ), G. cregoei ( $ ) and G. pectini- 

 palpis ( i( ? ), (Pure.), all described under Acanthodon. In the two 

 latter (males) the area formed by the 4 median eyes is parallel- 

 sided. 



The following is a synopsis of the South African Icliopina* known 

 to me : — 



a. Under side of chelicera with both outer and inner row of teeth well developed 

 and reaching to distal margin. 

 ft 1 . Tibia of third leg impressed above at base (Gen. Heligmomerus). Selati Distr., 



Transvaal ? Zf. coffer, ^. Pure. 



& 1 . Tibia of third leg not impressed above at base (Gen. Idiops). 

 a-. ? ? . 



a 3 . Anterior surface of coxas of first two pairs of legs thickly covered 

 with short, sharp spinules. Area formed by the 4 median eyes 

 broader behind than in front. Umtali, Mashonaland. 



I. versicolor (Pure). 

 b*. Coxae of legs without spinules. Area formed by the 4 median eyes 



parallel-sided. Johannesburg I. fryi (Pure), 



b~. t? . Portuguese East Africa (Pungwe Kiver) . . I. pungwensis, n. sp. 

 &. Under side of chelicera with an inner row of 4-6 strong teeth, which extends 

 from distal margin to middle, and is flanked on outer side at posterior end by a 

 very short single or double series of teeth. 



a 4 . Sternum with 2 pairs of sagilla, the anterior pair marginal, the posterior 

 pair marginal or submarginal, at most about their own length from the 

 lateral margin. Under side of chelicera with 2-9 small or minute outer 

 flanking teeth in middle. 



ftS. Abdomen soft-skinned (Gen. Ctenolophus, n.g.). 

 ft 6 . ? ? . 



a.7. Coxa of third leg with a strip of stout spiniform setae along pos- 

 terior margin of lower surface. Frontal eyes large and very close 

 together ; ocular area long, almost \ of the length of the cara- 

 pace. Kentani Distr C. kentanicus (Pure). 



&7. Coxa of third leg with slender setae. Frontal eyes further 

 apart, placed on quite separate tubercles ; ocular area short, less 

 than \ of the length of the carapace. 



ft 8 . Abdomen with setigerous tubercles above. Size larger. Ken- 

 tani Distr C. kolbei (Pure). 



b 8 . Abdomen without tubercles above. Size smaller. Kentani 



Distr C. spiricola (Pure). 



b°. (?«?•. 



* The generic position of the following South African species is not known to 

 me : Acanthodon flaveolum, hamiltoni, oclireolum, and pretoricc, Poc, Idiops tliorelli, 

 0. P. Cambr. 



f II. descrti, Pocock (Ann. Mag. N. H. (7), vol. vii., p. 28G, 1901), from the 

 Kalahari Desert is not known to me, 



