IX. — 0)1 some South African Arachnida belonging to the Orders Scorp- 

 iones, Pedipalpi, and Solifugas. — By W. F. Piircell, Ph.D. 



First Assistant. 



The present paper comprises a revision of the South African 

 Scorpions of the genus Parahuthus, descriptions of 7 new species 

 and 3 new varieties of Scorpions, 1 new Pedipalp, 9 new species 

 and 1 new genus of SolifugcB, and a Hst of new locaHties for 

 species of Uroplectes, Opisthophthalmus, Solpuga, and Hexisoints, 

 together with notices of the local variations in structure or coloura- 

 tion so frequently met with in many cases. 



Oeder SCOEPIONES. 

 Gen. BUTHUS Leach. 



BUTHUS AEENACEUS, n. sp. 



$ . Colour. — Cephalothorax with its anterior margin, its crests 

 and the ridges above the lateral eyes black ; the ocular tubercle also 

 black, except along the mesial groove, which is yellow ; tergites of 

 abdomen each greenish-ochraceous anteriorly but pale yellow 

 posteriorly, the crests, especially the lateral ones, blackened ; 

 superior crests of pedipalps and the 4 inferior crests of tail 

 finely blackened. ■ 



Cephalothorax wider than long; the upper surface hairless' 

 densely and finely granular throughout ; the crests, including the 

 superciliary ones, granular ; the middle and posterior medial crests 

 united on each side, forming a sharp angle at the junction which is 



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