18 HELEOTHAGlDiE. 



Hab, Central Africa, in marshes of the Chobe and Zambesi. 

 Known from 0. Jechee by its smaller size, more erect carriage, and 

 plumpness of neck ; the horns are less turned backwards, and par- 

 take more of the character of the ReithocJc. 



i-lllXA)iSi-ji>^'<' 4. ELEOTRAGUS. "= ^t^VlA t-^'-^vV*- 



Tail moderate, bushy, covered with rather long hair. Horns coni- 

 cal, diverging, and bent forward at the tip. Fur harsh, of the 

 back more or less whorled. Nasal opening in the skull rather elon- 

 gate. Intermaxillary bones not quite reaching the nasals, ilufile 

 rather large. (Gray, Cat. Ungul. B. M. p. 91, t. 10. f. 3, skull.) 



V*"'^" 1. Eleotragus arundinaceus. (InghaUa or Eeitbock.) B.M. 



Fur grizzled, harsh, straight, with a subtenninal pale band and 

 often whorled. Head broad ; temple with a naked spot ; muffle 

 large, flat, extending beliind the nostrUs. 



Eleotragus arundinaceus, Gray, Cat. Ungtih B. M. p. 91, t. 10. f. 3 



(skull). 

 AntUopa eleotragus, Reichh. p. 98, t. 29. f. 171. •, / 



^a6. South Africa. Ay^c^-i'^ ' t-^-^-'. ^ / 



" The curvature and divergence of the horns varies greatly in dif- 

 ferent specimens." — KirTc, P. Z. S. 1864, p. 657. 



2. Eleotragus reduncus. (The Wouto, or Xagor.) B.M. 



Fur not grizzled ; hair grey, yellow-tipped. Head broad ; muffle 

 small, scarcely extending beyond the nostril behind ; tail only 

 slightly bushy. 



Eleotragus reduncus, Gray, Cat. Uiiffid. B. 31. p. 94. 



£r«6. West Africa : Gambia, Senegal. AMolrx [/>^^f<- ) 



^ «r. ^&v. hohor. Larger and brighter-coloured. (Gray, Z. c. p. 94.) 

 Y\J^- Hah. East Africa: A ^ byooini tt {B.M.), Usagara (Grant). 



Subsection II. Chousinghas. — Tail inoderatr, hairy above. Horns fm>r, 

 the hinder at the hinder end of the frontal bone, far behind the orbit ; 

 front conical over the front edge of the orbit. Cruinen lonyitudinal. Asia. 



5. TETRACERITS. 



Horns in males only, four ; front pair very short. Muffle large ; 

 suborbital fossse large, shallow, occupying nearly the whole cheek of 

 the skuU. (Gray, Cat. Ungul. B. M. p. 67, t. 9. f. 1, skuU, male.) 



1. Tetracerus quadricornis. (The Chousingha.) B.M. 

 Front pair of horns conical, distinct. 



Tetracerus quadricornis. Gray, Cat. Ungul. B. M. p. 68, t. 9. f. 1 

 (skull). 



