' INDEX. 591 



Order 2. — Thick-skinned Quadrupeds. Pachydermata — cont. ^^ge 



Indian elephants ....... 492 



African elejahants ....... 493 



Ordinary pachyderms ...... 493 



Hippopotamus 493 



Hogs 494 



Khinoceros 494 



Tapirs 495 



Third family of Pachydermata 495 



Solipedes 495 



Horses 495 



Horse 495 



Ass 496 



Zebra . ." 497 



Quagga 498 



Onagga 498 



Order 3. — Ruminating Quadrupeds. Ruminantia . . 498 



Divided into two sections * ..... 499 



Ruminants without horns ...... 499 



Camels 499 



Llamas 501 



Llama 502 



Alpaca 502 



Vicunia 502 



Musks 502 



Musk 502 



Other musks have no musk-pouch .... 503 



Ruminants with horns 503 



Horns of three kinds ....... 503 



Giraffe 506 



Sta^s 506 



Ruminants with hollow horns 507 



Antelopes . 507 



Goats 5G8 



Argali 509 



The genus sheep . ..... 510 



The genus ox ....... . 510 



The common ox ....... 510 



Theauroch 510 



Bison 511 



Bufialo 512 



Cape buffalo . . . . , . . .512 



Yak 513 



Musk ox 513 



Order 4. — Gnawing Quadi'upeds. Rodentia . , . 514 



Live on the harder parts of vegetables .... 514 



Chisel-hke teeth 514 



Rodents are timid and feeble ..... 515 

 Classification of rodentia .... .516 



Beavers 517 



Musk rat of Canada . . . . .518 



Water rat 519 



Lemmings ........ 519 



Dormice 519 



