AtflMAL KINGDOM. 



28. Have any vertebrated animals more, and have any 

 fewer, than two pairs of limbs ? 



29. What is the so-called Cuttle-bone? Give an 

 account of the animal which produces it. 



30. What differences are observable in the structure of 

 the teeth and stomach in vegetable-feeding animals, as 

 compared with those which live on flesh ? 



31. Describe what is peculiar in the stomach of a 

 Ruminant. 



32. To what class and order does the Sturgeon belong? 

 Give an account of the natural history of that fish. 



33. Give the natural history of the common Crab. 



34. What animals are contained in the division Mol- 

 lusca ? 



35. Give an account of the natural history of the 

 Herring. 



36. Where is the red Coral of commerce obtained, and 

 by what animal is it formed ? 



37. Give an account of the natural history of the Sea 

 Urchin. 



38. Arrange under their proper order, class, and sub- 

 kingdom the following animals : The Dog, Cow, Whale, 

 Kangaroo, Cod, Oyster, Lobster, Snail, Star-fish, and 

 Sea Anemone ; and give, if you can, the scientific names 

 of these examples. 



39. To what sub-kingdom and class do Barnacles and 

 Acorn-shells belong, and why ? 



40. To what classes, orders, and families do the follow- 

 ing animals belong : The Horse, Lion, Seal, Porpoise, 

 Rat, Weasel, Ostrich, Sparrow ? 



41. Why arc certain animals called vertebrated ? What 

 arc the classes of the Vertebrata, and how arc they dis- 

 tinguished from one another ? 



42. To what class and order do lobsters belong ? What 

 is peculiar in the construction of their eyes ? 



