130 On a neiv Elephant Shrew from Zmizihar. 



Fig. 6, Head and anterior region of Dasybranchus cadiicus, Grube, the 

 prostomium being withdrawn. Enlarged under a lens. 



Fig. 7. Segments from the middle of the body of the foregoing showing 

 the branchiae. Similarly enlarged. 



Fig. 8. Bristle from the anterior region of the same. X Zeiss oc. 2, 

 obj. D. 



Fig. 9. Hook of the foregoing, x Zeiss oc. 4, obj. F. 



XII. — A nexc Elephant Shrew frovi the Inland of Zanzibar. 

 By Guy Dollman. 



(Published by permission of the Trustees of the British Museum.) 



Rhynchocyon adersi, sp. n. 



Closely allied to Rhynchocyon pttersi, Boc.^ but con- 

 siderably darker in colour, especially ou tlie anterior part of 

 the body. 



Size of body much as in petersi. General colour of upper 

 surface conspicuously different from tUnt oi peterai ; snout 

 rufous, the colour deepening- on the sides of the face and 

 forehead to a maroon tint. Crest on head deep chocolate- 

 maroon, this colour extending back down the mid line to join 

 with the black of the hind-quarters; shoulders and anterior 

 portion of flanks dark maroon. Hind-quarters and posterior 

 back deep black, the black wash extending considerably 

 further forwards on the flanks than in petersi, giving the 

 whole animal a much darker and moie sombre appearance. 

 Backs of hands and ieet rufous orange ; metatarsal area 

 tinted with dark brownish black. Ventral surface of body 

 darker than in petersi, the general rufous tint deeper and 

 less orange. Tail similar in length but witii a much shorter 

 white area at the tip, measuring only some 48 mm. in length, 

 while in the type specimen of petersi this wliite area is fully 

 60 mm. long. General colour of dorsal surface of tail rufous 

 orange, considerably darker than in petersi and without such 

 a well-marked dark dorsal line on the basal portion. 



Skull like that o'i petersi in general form. 



Dimensions of the type (measured from dry skin): — 



Head and body 300 mm.; tail 240; hind foot 72*; 

 ear 26. 



Skull : greatest length 69 ; basal length 59 ; zygomatic 

 breadth 86'6 ; palatal length 35*5 ; width of palate (inside 

 «<') 12*2 ; length of maxillary tootii-row, from front of first 

 jnemolar to back of last m.olar, 23*2. 

 * Approximate. 



