X SYSTEMATIC INDEX* 



37. Goat tribe. Have hollow erect horns ; and the chin 



bearded. No tusks page 92 



Common Goat 92 | Ibex 93 



38 Sheep tribe Have hollow horns, which bend backward. 



No tusks 94 



Common Sheep 94 | Argali, or Mouflon 95 



39. Ox tribe Have hollow, smooth, and extended horns. 



Notusks 96 



Common Bull and Cow 96 1 Buffalo 97 



SuratOx 97 | Cape Buffalo ,, 98 



ORDER VI. BELLtLE, 



These have obtuse, wedge-like front teeth in both jaws ; and feeC 

 with hoofs. 



40. Horse tfri&e. -Have six front teeth in each jaw . . 90 



Common Horse .......... 99 



Ass ...................... 101 



Zebra ................... 102 



Quagga 103 



Cloven-hoofed Horse ib. 



41. Hippopotamus tribe.- Have four front teeth in each jaw. 

 The feet have hoofs at the margins .................... 104 



Hippopotamus, or River Horse ....................... ..... ib.* 



42. Tapir tribe. Have ten fore teeth in each jaw ; and four 

 hoofs on the fore feet, and three on the hind ones ...... 105 



Long-nosed Tapir ................................... , . , . ib. 



43. Hog tribe. Have four front teeth above, and six below. 

 The snout is flat at the end, prominent, and moveable . . 106 



Common Hog 106 



Pecary 107 



Ethiopian Hog 108 



Babyroussa 109 



ORDER VII. CETE, OR WHALES. 



These have spiracles, or breathing-holes, on the upper part of the 

 head ; no feet, but instead of these they have pectoral fins, 

 destitute of nails ; tail horizontally flattened. 



44. Narvral tribe. Have two straight and extended bony 

 teeth in the upper jaw. The spiracle, or breathing-hole, 

 is on the fore and upper part of the head 110 



Unicorn Narwal, or Sea Unicorn . . , ib. 



