OR, PLAIN TEACHING. 



165 



MAMMALIA. 



493. 



. Mammalia include ten orders of animals,- constituting the first great class of the animal kingdom. 

 The orders are : -1. Btmana, animals with two hands, of which man is the only species. 2. Qua- 

 drumana, animals with four hands, and having three kinds of teeth, Monkeys, A , &c. 3. Carnaria ; 

 these have three kinds of teeth, which are more or less adapted to eating* flesh ; the thumb of the 

 anterior extremities is never found opposed to the other fingers or toes.. This order is subdivided 

 into three sub- orders: Cheiroptera, or Bats, B ; Imectivora, or animals that are insect eaters, such 

 as the Hedgehog, C; Carnivora, animals which- subsist on flesh, Lions, D. &c. ; 4. Marsupialia, 

 animals provided with a pouch for the protection of their young after birth, as the Kanguroo. E, 

 &c. ; 5. Rode.ntia, or Gnawers, animals with two large incisors (cutting teeth) in each jaw, 

 separated from the molars (grinding teeth) by a space, Hares, Squirrels, F, &c. ; 6. Edentata, 

 animals generally toothless, some with molars only ; their toes varying in number, and provided 

 with largy hoof-like nails, Ant-eaters, G, &c. ; 7 Pachydennata, or thick-skinned animals; 

 including all hoofed animals, except those belonging to the eighth order, Elephants, H, &c. ; 

 8. Ruminantia, animals which ruminate, or ciiew the cud, have cloven feet, and are provided with 

 four stomachs, Buffaloes, I, Oxen, Deer, Sheep, &c. ; 9. SolidunguLi, animals having hoofs that 

 are whole, or not cloven, Horses, Asses, Mules, Zebras, &c. ; 10. Cetacea, or maiute wu«//;<j/ta t 

 Porpoises, Whales, J, &c. . . . . 



