Species o/Dendromus and Tatera. 247 



these specimens witli those in the Natural History Museum, 

 it became evident that two Nyasan forms also require names. 



Dendromus jamesonij sp. n. 



A small Dendroinus of i\\Q j^umilio group, but with a well- 

 marked dorsal stripe. 



Fur soft and close, length 8-10 mm, on back. General 

 colour as in D. pumilio, but a strongly marked, bhick dorsal 

 stripe. 



Dimensions of the type : — 



Head and body 60 mm. ; tail 78; hind foot 16 ; ear 13. 



Skull : greatest length 20'O ; basilar length 15 ; zygo- 

 matic breadth 11; brain-case breadth 10; nasals length 7"2 ; 

 diastema 5 ; ui)per molar series 8'1. 



Hdb. Zoutpansberg, Transvaal. 



T7/2:>e. Adult female. B.M. no. D. 1. 20. 27. Original num- 

 ber 155. Collected 6th July, 1907, by Dr. H. L. Jameson. 



(Seven specimens examined. 



Dendromus whyiei, sp. n. 



A small Dendromus of the pumilio grouji, ratlier smaller 

 and slighter than either pumilio or jamesoni^ with an obso- 

 lescent dorsal stiipe. 



Colour above as in pumilio and Jamesoni, but the dorsal 

 stripe of the latter obsolescent or absent. Under surface 

 %\hite, but usually much suffused with ochraceous. Ears 

 small. 



Skull more delicately formed, narrower across the palate 

 than m jamesoni. 



Dimensions of the type : — 



Head and body (c.) GO mm.; tail (c.) S5 ; hind foot 17; 

 ear 11. 



Skull: greatest length 20 ; basilar length 15; zygomatic 

 breadth 11; brain-case breadth 10*5; nasals length 8; 

 diastema 5 ; upper molar series 3*1. 



Nab. JMyasa (type from Fort Hill). 



Ti/pe. Old male. B.M. no. 97. 10. 1. 131. Original 

 number H. J. 117. Collected by Mr. A. Whyte, and pre- 

 sented to the Natural History Museum by Sir H. H. 

 Johnston, K.C.B. 



Twelve specimens examined, from Nyika Plateau, Zomba, 

 and Mt. Malosa ; in almost all there is a perceptible darkening 

 along the mid-dorsum, but in only one is there an appreciable 

 black stripe. 



