572 OLIGOCHAETA 



(28) Benhamia culminis, MICHAELSEN. 



B. culminis, MICHAELSEN, loc. cit., p. 32. 



Definition. Length, 37 mm.; breadth, 4 mm. ; number of segments, 95. Dorsally pigmented. 

 Clitellum, XIH-XXI. Setae strictly paired. Penial setae of two kinds, one ending 

 bluntly, the other in a fine point, both smooth. Spermathecae with a single small 

 diverticulum. Hab. Runssoro, E. Africa. 



(29) Benhamia equatorialis, MICHAELSEN. 

 B. equatorialis, MICHAELSEN, loc. cit., p. 32. 



Definition. Length, 25 mm. ; breadth, 3-5 mm. ; number of segments, 85. Dorsally pigmenterl. 

 Clitellum, XII-XIX. Prostomium extends a little way into buccal segment. Setae 

 strictly paired. Generative area on segments XVII-XIX, hour-glass shaped. Gizzards 

 in Fill, IX. Calciferous glands in XV, XVI, XVII. Last hearts in XII. Sperm-sacs 

 in X, XI, XII. Penial setae denticulate. Spermalhecae with small diverticulum. 

 Hab. Runssoro, E. Africa. 



(30) Benhamia curta, MICHAELSEN. 

 B. curta, MICHAELSEN, loc. cit., p. 33. 



Definition. Length, 16 mm. ; breadth, v$ mm. ; number of segments, 52. Dorsally pigmented. 

 Clitellum, XII-XVIII. Prostomium with short process into buccal segment. Setae 

 strictly paired. Dorsal pores begin V/VI. Gizzards in VII and VIII (?). Spermiducal 

 glands of XVII larger than those of XIX. Penial setae ornamented with ridges. 

 Spermat./iecae with small diverticulum. Hab. Runssoro, E. Africa. 



(31) Benhamia kafuruensis, MICHAELSEN. 

 B. kafuruensis, MICHAELSEN, loc. cit., p. 34. 



Definition. Length, 45 mm. ; breadth, 2 mm. ; number of segments, \ 26. Clitellum, 

 XIII-XX (?). Prostomium and buccal segment very small, and withdrawn into mouth- 

 cavity. Dorsal pores commence V/VI. Setae strictly paired. Gizzards in VIII, IX. 

 Sperm-sacs in X, XI, XII. Penial setae end in a very fine jwinl, not ornamented. 

 Spermathecae with one diverticulum. Hab. Kafuru, E. Africa. 



