belonging to the Genus Crocldura. 525 



Hab. Asaba, 150 miles up tlie Niger. 



Type. Adult male. B.M. no. 95. 5. 3. 2. Presented and 

 collected by Dr. W. H. Crosse. 



The very much smaller skull and teeth immediately sepa- 

 rate this form from occidentalis, spwrelli, and caj'a. It is 

 distinguished from the Liberian bilttikoferi by its much 

 longer tail and from the other Liberian species, schiueitzeri, 

 by its rather longer tail and larger skull. 



(7) Crocidura occidentalis cava, subs^j. n. 



A long-tailed form with large hind feet and fairly long 

 skull, allied to schweitzeri. 



General colour rather dark, about as in " fuscous " mixed 

 with " mummy-brown " ; ventral surface greyer, but very 

 little lighter ('' deep neutral grey '^ washed with ^' wood- 

 brown"), hairs of belly with grey bases and dull buff tips. 

 Backs of hands and feet brown. Tail long, dark brown 

 in colour, a shade lighter underneath ; caudal bristles 

 uuraerous. 



Skull rather large with long palate and fairly large teeth. 



Dimensions of the type (measured in the flesh) : — 



Head and body lOG mm. ; tail 65'5 ; hind foot 18 ; 

 ear 12. 



Skull (occipital region broken) : length from basioccipital 

 suture to front of incisors 22'6 ; ])Osterior border of lamb- 

 doidal crest to front of incisors 26*7 ; greatest breadth 11'3 ; 

 least interorbital breadth 5*5 ; length of palate 12*3 ; greatest 

 maxillary breadth 8'9 ; lengtii of upper tooth-row 13. 



Hah. Jala, Sierra Leone. 



Type. Adult male. Original number 9. Collected by 

 K/. H. Bunting, Esq. 



Mr. Bunting obtained two further specimens of this new 

 shrew on Mt. Barclay, Liberia, both very like the type in 

 general colour and proportions. 



In the spirit-collection there is a further specimen which 

 may be referred to this form, collected by Canon F. C. 

 Smith in Sierra Leone. The following measurements are 

 taken from these three specimens : — 



Head and ^^.^^ nj^^ f.^^. Ear. Upper tooth- 

 body, row, 



mm. mm, mm. mm. mm, 



J.Liberia 105 66 18 11 13-2 



S . Liberia 94 67 19 12 13-2 



d; . Sierra Leone . 103 70 18 12 13-5 



The larger size of the hind foot and longer tail distinguish 

 this form from schiveitzeri and bilttikoferi. 



