ADDENDA, VOL. II 109 



Genus OUREBIA (p. 132). 



IV. OUKEBIA MONTANA (p. 138). 



A. Ourebia montana montana (p. 139). 



14. 10. 18. 4. Skull and horns. Near Kumbek, Bahr- 

 el-Ghazal. Presented by Col C. F. Plane, 1914. 



A 1 . Ourebia montana dorcas. 



Ourebia ourebi * dorcas, Schwarz, Ann. Mag. Nat. Hist. ser. 8, 

 vol. xiii, p. 37, 1914. 



Typical locality Bahr Keeta, upper Shari district. 



Type in Senckenberg Museum, Frankfurt-am-Main. 



Smaller and more brightly coloured than 0. m. montana, 

 with narrower brain-case and auditory bullse ; general colour 

 dull orange-fawn, lighter on neck and flanks, and still more 

 so on thighs ; tail rather darker on back above, with the tip 

 deep rufous. 



No specimen in collection. 



A 2 . Ourebia montana splendida. 



Ourebia ourebi splendida, Schwarz, Ann. Mag. Nat. Hist. ser. 8, 

 vol. xiii, p. 38, 1914. 



Typical locality between Jog to and Lai, east of Logone 

 Valley, North-west Africa. 



Type in Senckenberg Museum, Frankfurt-am-Main. 



Differs from 0. m. dorcas by the shorter coat, brighter 

 colour (orange-buff), and more definite markings. 



No specimen in collection. 



B. Ourebia montana sequatoria (p. HO). 



14. 10. 18. 5. Skull, with horns, provisionally referred 

 to this race. Uganda. Presented ly Col. C. F. Plane, 1914. 



* Schwarz regards both 0. montana and 0. nigricaudata as 

 specifically inseparable from the typical representative of the genus. 



