APPENDIX^II 391 



5. Senegal Hartebeest {Damaliscus corrigum). Hausa, Derri. 

 Large numbers found on the western shore of Lake Chad. Not 



found in the Shari region. Male. — Length on front curve, 23i in. ; 

 circumference, 9 in. ; tip to tip, 10| in. (Lake Chad. G. B. Goshng.) 



6. West African Duiker {Cephalophus coronatus). 



Male. — Length on front curve, 3^ in. ; circumference, 2J in. ; tip 

 to tip, 1| in. (River Shari. G. B. Goshng.) 



7. Blue Duiker {Cephalophus melanorheneus). 



We obtained a fair number of these duikers — the first at Kemmo, 

 on the Ubangui, and the last on the Guruba river, below Surungu. 

 It inhabits thick bush country as well as the forest, where the natives 

 catcli them in nets. 



Male. — Head and body, 1 ft. ll| in. ; hind foot, 6f in. ; ear, 

 2 J in. ; tail, 3^ in. (Kemmo. G. B. Gosling.) 



8. Yellow-backed Duiker {Cephalophus sylvicultor). Azande, 

 M'bio. 



Rare and locally distributed in the forest, frequenting swampy 

 streams. My collector Jose found it in the forest south of Bambili, 

 and Gosling later on discovered its spoor near the Guruba river below 

 Surungu. It is almost as difficult an animal to get near as the okapi. 



9. Weyn's Duiker {Cephalophus weynsi). 

 Obtained in the forest at Bambili. 



10. Chestnut Duiker {Cephalophus castaneus). 

 Obtained in the forest at Bambili. 



11. White-bellied Duiker {Cephalophus leucogaster). 

 A specimen at Bambili. 



12. Red-flanked Duiker {Cephalophus rufilatus rubidior). 



We obtained a specimen of this duiker, winch is new to science, 

 in the forest at Molegbwe, near Banzyville, and another near Angu. 

 Male. — Head and body, 2 ft. 8 in. ; hind foot, 4| in. ; ear, 2\ in. ; 

 tail, 2^ in. (Near Angu, River Welle. Boyd Alexander.) 



13. Claud's Duiker {Cephalophus claudi). 



A specimen obtained at Bambili, and new to science. Inhabits 

 the forest. Female. — Head and body, 920 mm. ; hind foot, 210 mm. ; 

 ear, 85 mm. ; tail, 150 mm. 



