206 MR. F. E. BEDDARD ON^ THE OLIGOCH.ETE [Mar. 6, 



Plate XIII. 



Fig. 38. iJmnocaridina spinipes (p. 197), female. Cephalotliorax from tbe side. 



39. „ „ female. Antennal scale. 



40. „ ,, ,, Perffiopod of first pair. 



41. „ „ ,, Peraiopod of second pair. 



42. „ „ ,, Perjeopod of third pair. 42 a. Dactylus 



of same, further enlarged. 



43. „ „ „ Fera3opod of fifth pair. 43 a. Dactylus 



of same, further enlarged. 



44. „ „ „ Tail-fan. 



45. Caridella cunn'mgtoni (p. 199), female. Cephalothorax from the side. 



45 fl. An egg, drawn to same scale. 



46. „ „ female. Peduncle of antennule. 



47. „ ., ,, Antennal scale. 



48. „ „ „ Pera!opod of first pair. 



49. „ „ „ Peraiopod of second pair. 



50. „ „ „ Peneopod of fourth pair, terminal part. 



50 a. Dactylus, further enlarged. 



51. „ „ ., Pera^opod of fifth pair, terminal part. 



52. „ „ „ Tail-fan. 



53. Caridella minuta (p. 200), female. Cephalothorax, from the side. 



54. ,, ., female. Perasopod of first pair. 



55. ,, „ „ Peraeopod of second pair. 



66. „ „ ,, Perieopod of fifth pair. 56 a. Dactylus, further 



enlarged. 



Plate XIV. 



Fig. 57. AUjella hrevirostris (p. 201), female. Cephalothorax, from the side. 



58. „ ,, female. Peduncle of antennule. 



59. „ „ „ Antennal scale. 



60. „ „ „ Peraeopod of first pair. 



61. „ ,, „ Perseopod of second pair. 



62. „ ,, ,, Peneopod of third pair. 62 rt. Dactylus of 



same, further enlarged. 



63. „ ,, „ Peraeopod of fifth pair. 63 a. Dactylus of 



same, further enlarged. 

 04. „ „ „ Tail-fan. 



65. Afi/ella longirostris (p. 202), female. Cephalothorax from the side. 



66. ,, ,, female. Peduncle of antennule. 



67. ,, ,, ,, Antennal scale. 



68. „ „ „ Perajopod of first pair. 



69. „ „ „ Perseopod of second pah\ 



70. „ ,, „ Perffiopod of third pair. 70 a. Dactylus of 



same, further enlarged. 



71. „ „ „ Perreopod of fifth pair. 71 «. Dactylus of 



same, further enlarged. 



72. „ „ ., Tail-fan. 



o. 



Zoological Results of the Third Tanoanyika Expedition, 

 conducted by Dr. AV. A. Cunnington, 1904-1905.— 

 Report on the Oligochseta. By Frank E. Beddard, 

 F.R.S,, Prosector to the Society. 



[Received Fehruary 12, 1906.] 



The OligochfBta brought back by Dr. Cunnington from Lake 

 Tanganyika, and which have been submitted to me for study, 

 belong to four new species, which I name Ocnerodrilus {Ilyogenia) 

 cunningtoni, AUuroides tanganyikce, Jletschaina tanganyikce, and 

 iStuhlmannia inermis. Of these the first two are types which are 



