572 OLIGOCHAETA 



(28) Benhamia culmiuis, Michaelsen. 



B. culmiuis, MiCHAELSEN, loc. cit., p. 33. 



Definition. Length, 37 mm.; breadth, /\.mm.; number of segments, 95. Dor sally pigmented. 

 Clitellum, XIII-XXI. Setae strictly paired. Penial setae of two hinds, one ending 

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

 diverticulum. Hob. — Runssoro, E. Africa. 



(29) Benhamia equatorialis, Michaelsen. 

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



Definition. Length, 25 'mm. ; breadth, 2"5 rnm. ; number of segments, 85. Borsally pigmented. 

 Clitellum, XII-XIX. Frostomium esetends a little way into buccal segment. Setae 

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

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

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

 Hab. — Runssoro, E. Africa. 



(30) Benhamia curta, Michaelsen. 

 B. eurta^ Michaelsen, loc. cit., p. 33. 



Definition. Length, x6mm.; breadth, v^mm.; number of segments, 52. Borsally 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. 

 Spermathecae with small diverticulum. Hab. — Runssoro, E. Africa. 



(31) Benhamia kafuruensis, Michaelsen. 

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



Definition. Length, 45 rnm. ; breadth, . 2 mm. ; numher of segments, 1 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 Prostomium and buccal segment very small, and withdrawn into mouth- 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 point, not ornamented. 

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



