MAMMALS OBTAINED IJ7 DARFUR. 257 



Hah. as above. 



Ty2}e. Adult male. B.M. No. 23. 1. 1. 107. Original number 

 705. Collected 8 May, 1921. 



This Squirrel is a whitened desert representative of the Bahr- 

 el-Ghazal R. hongensis Heuglin, a species distinguished from the 

 better-known and widely distributed H. miolticolor by its 

 decidedly smaller size. 



29. Graphiurus orobixus Wagn, 



S . 963, 965. W. of Jebel Marra. 4000'. 



S. 771. $ . 809, 918, 922. Kulme, Wadi Aribo. 3300'. 



2 . 882, 930. Zalingei. 2800'. 



Type-locality, Sennaar. 



30. Tatera robusta Or. 



S . 462, 463, 464, 466, 467, 499, 1068, 1086, 1128. $. 424, 

 443, 447, 456, 457, 458, 459, 460, 461, 465, 470, 480, 481, 482, 

 483, 484,485,490,494,495, 1144,1152, 1154, 1155,1173, 1175. 

 El Fasher and neighbourhood. 



(S . 1185. Nahud, Kordofan. 



c?. 1193. 2.402,1194,1208. El Obeid. 



cJ. 1112. $.1087,1088,1089. Jebel Maidob. 2750'. 



$. 1038. Tina Wells. 



31. Tatera benvenuta Hint. & Kersh. 



S. 784, 807, 832, 836. 2- 729, 801, 873. Kulme, Wadi 

 Aribo. 3300'. 



S . 549. 2 . 548, 550. AVadi Kongei. 6200'. 



c?. 529. 2- 508,523, 531, 585, 586, 649, 658, 700. Jebel 

 Marra. 4000'-7900'. 



Taterillus. 



The genus Taterillus is represented by nearly 70 specimens, 

 covering the whole area explored, except "the upper part of Jebel 

 Marra, where its place is taken by the special local form of 

 Bi2:)odillus described below. 



In the district round El Fasher, two forms are found — the 

 large bright-coloured T. rvfas, with its naked whitish soles, and 

 also a smaller species. 



The other members of Taterillus in the collection all have the 

 hair-band on the soles, and are related to T. hutleri of Bahr-el- 

 Ghazal, which seems to extend northwards into Kordofan, and 

 we confess we do not see any reason to distinguish from it either 

 T. Icadugliensis ov Taterina lorenizi of Wettstein. The distinction 

 of Taterina from Taterillus as a genus is based on a character — 



