SPECIES OF MAMMALIA. 



the points turned forwards, round, shining, obliquely an- 

 nulated, six or seven in front, eight or nine in rear, naked, 

 triangular ; spot before the eye ; hair rather long, standing 

 off, the shorter brown, the longer gray, forming a cream- 

 colour, whirling in several places. 



A. Isabellina, Afzelius. 



Icon. 



Habitat. Caffraria. 



835. 28. A. Villosa (the Riet Rheebock.) Adult male 

 two feet five inches at the shoulder, four feet six inches 

 long ; head eight inches ; horns eight inches and a half 

 long, straight, vertical, slightly inclining forwards, round, 

 slender, with thirteen rings, sharp pointed ; black spot be- 

 fore the eyes ; suborbital sinus large beneath ; muzzle 

 round the neck, long ; body very slender ; general colour 

 whitish-gray, with a cast of buff; beneath white ; hair 

 very soft and villous ; tail five inches, gray, tipt with white; 

 female smaller, but similar in colours ; four mammee. 



A. Villosa, Burchell, MS. A. Capreolus, Lichtenst, S^c. 

 A. Lanata, Diet. dCHist. Nat. 



Icon. Nobis male and female. 



Habitat. Deserts of South Africa, monogamous. 



836. 29. A. Scoparia (the Orebi.) Adult male twenty- 

 two to twenty-four inches high, four feet long ; head eight 

 inches; horns nearly vertical, slightly bent forwards, five 

 inches long, with six or seven wrinkles at base, and five 

 annuli above them, round black points, smooth ; lachrymary 

 sinus well defined ; small muzzle ; tufts on the knees ; 

 general colour of the face and back tawny, or pale fulvous ; 

 a whitish arch over the eyes ; under parts white ; the throat 

 and breast with loose white hairs ; tail short, blackish ; the 

 hide sometimes black; female the same, with brushes on 

 knees ; no horns. 



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