1902.] MAMMALS FROM TIlirOLI. 5 



3. Canis sp. 



Skull : " Found in ancient water-reservoir at Sidi Abdul Arbi." 

 Probably a domestic dog. 



4. VuLPES sp. 



Skull : " Found in old reservoir at Sidi Farad je." 

 This skull is not distinguishable from that of a female V. cfgyp- 

 tiaca from the Lower Nile. 



5. Geebillus pyramidum tarabuli, subsp. n. 



15. 16. 28. 31. Ain Hammam. 27/4/1-2/5/L 



35. 36. 38. 41. Tamari-Ferdjan. 5/5/1. 



42. Linzerat. 7/5/1. 



47. 48. 49. 51. 52. 0am el Abid. 10/5/1. 



56.57.58.59. Zighen. 15/5/1. 



67.69. Ghodua. 23/5/1. 



64.65.73.74.75.76. Sebha. 19/5/1-5/6/L 



89, El Koshbv. 18/6/1. 



91. W. Sultaii. 18/6/1. 



92.95. Ferdjan. 19-20/6/1. 



98. 99. 102. 103. Ain Hamman. 24/6/1. 



105.106.107.109.114. W. Agarib. 29/6/1-3/7/1. 



154. W. Aggar. 25/7/1. 



Size, proportions, and skull as in typical G. pyramidwn from 

 Lower Egypt, but the colour of the upper surface uniformly 

 blight ochraceous bufl'. not dai-ker oi' more brownish on the back. 

 This same bright colour is present even in the young. Post- 

 auricular white patch conspicuous. 



Dimensions of the type, measui'ed in the flesh : — 



Head and body 105 mm. ; tail 149 ; hind foot (s.u.) 30 ; ear 15. 



Skull — greatest length 32*7 ; basilar length 25 ; greatest breadth 

 17*2; nasals, length 13; interorbital breadth 6 '6; diastema 9; 

 palatal foramina 6 ; length of upper molar series 4. 



Hab. of type. Sebha. 



Type. Female. No. 76. Killed June 5, 1901. 



The typical G. ptyraDiidum, although its sides are bright 

 ochraceous, has the dorsal area, at least posteriorly, darkened and 

 more or less lined, with brown. In the Tripolitan series the 

 ochraceous covers the whole upper surface. The Nubian G. py- 

 gargus, on the other hand, of which the Museum has a fine series 

 from Shendy, obtained by the Hon. N. 0. Rothschild, although 

 similar to G. p. tarahuM in colour, is markedly smaller, both in 

 skull and foot. 



No repi'esentative of G. pyramiclmn hixs as yet been found in 

 Algeria. 



6. Gerbillus gerbillus Oliv. 



24.30. Ain Hammam. 28-29/4/1. 

 63. Attieh Louileh. 5/1. 

 70. Ghodua. 23/5/1. 



