ISS ^Ii'. G. DoUman oh the African Shretos 



XV IT. — On the African Shrews helonffint/ to the Genus 

 Crocidura. — VII. By Guv Dollman. 



[Concluded from vol. xvi. p. 514.] 



Group 19 (bicolor). 



Size very small. Colour above greyish, greyish brown, or cinnamon ; 

 below silvery gi-ey or whitish. Skulls rather flattened. Fur very 

 short. Second and third upper unicuspids about equal in size. 



(10 A) Crocidura bicolor, Boc. 

 Crocidura bicolor, Bocage, Jorn. Sc. Lisb. p. 29 (1889). 



A small, short-haired, greyish-brown species, with silvery- 

 grey iindcrparts and a rather flat skull. 



General dimensions a trifle less than in allex. Fur, as in 

 all tiie members of this group, very short; hairs of back 

 only about 2-3 mm. in length. 



Colour above greyish brown (between " hair-brown " and 

 " fuscous " speckled with pale greyish buff), greyer than in 

 allex or alpina. Flanks a trifle paler, the colour passing 

 i'airly abruptly into the silvery greyish white of the ventral 

 surtace, the underparts being lighter ti)an in any of tlie 

 preceding small species. Backs of hands and feet white. 

 Tail fine ly haired, distinctly bicoloured, dark brown above, 

 white below ; bristle-hairs numerous, greyish in colour. 



Skull small, equal in size to that of b. cuiiinghamei \ brain- 

 case flatter than in alpina. Teetli small, especially the 

 second and third upper unicuspids, which are about equal in 

 size, the third slightly overlapping the second. 



Dimensions of the type (as given by Bocage) : — 



Head and body 53 mm. ; tail 42 ; hind foot 10 (s. u.). 



In the Museum Collection there is a series of specimens 

 of bicolor from Caconda; the following are the flesh- 

 dimensions of two of these individuals : — 



Skull-dimensions of ttvo Caconda specimens : — 

 Condylo-incisive length 17-5, 17*2; greatest breadth 7*8, 7"8; 

 least interorbital breadth 37, 3-6 ; length of palate 6*9, 6-7 ; 



