CLASS-BOOK OF ZOOLOGY. 21 



6th Order. — Two -hoofed Mammalia. 

 Fig. 11. 



The Musk. — (Moschus moschiferus.) 

 1th Order. — Many-hoofed Mammalia. 



Fig. 12. 



The Aslvtic Elephant. — (Elejyhas Indicus.) 



8th Order. — Toothless Mammalia. 



Fig. 13. 



The Duck-bill. — (Omythorhyncus paradoxus.) 



