RODENTS OF LIBYA 



177 



the northern Sudan. The range probably also includes portions of 

 Mauritania, Niger, and the Chad. 



Distribution in Libya. Interior deserts of Tripolitania and the 

 Fezzan; currently unknown from Cyrenaica, but probably occurs here 

 also. 



Specimens examined. Twenty-four, from Tripolitania: Gebel 

 Limhersuk, 3 (BM) ; 5 km S Socna, 4 ; Bir Fergian, 4 (BM ; 2 skin only) ; 

 from Fezzan: Brach, 1 ; Edri, 1 ; 26 km N Goddua, 1 ; 75 km W Ubari, 

 4; 55 km SSW Serdeles, 2; 20 km N Ghat, 2; 12 km N Ghat, 2 (one 

 skull only). 



Published records in Libya. Cyrenaica: Sidi Sweya (Thomas, 

 1902); Tripolitania: Wadi Agarib, Koshebey, Gebel Limhersuk 

 (Thomas, 1902 and 1919 [Meriones schousboei Loche and Meriones 

 pallidus tripolius)) ; Fezzan : Umm el Abid, Murzuch, Zieghen (Thomas, 

 1902); Bir el Fatia, Serdeles (Toschi, 1951). 



Measurements. Measurements of two adult males, 322660 and 

 322662, and one adult female, 322659, from 75 kilometers west of 

 Ubari, Fezzan, are, respectively: Total length 232, 232, 235; length of 

 tail 114, 121, 121; length of hind foot 31, 30, 30; length of ear 17, 17, 



Figure 39. — Distribution of Meriones crassus tripolius. 



