66 CATECHISM OF 



A. Cyprinus Auratus, or the Gold Fish, is a 

 native of China, and is occasionally seen in this 

 country as an ornament in the apartments of the 

 great. It is a small fish ; the male is of a bright 

 red colour from the top of the head to the middle 

 of the body, the rest of the fish of a beautiful gold 

 colour ; the female is white, and known by the 

 name of the silver fish. 



CHAPTER XVI. 



Of Crustaceans and Testaceous Fish* 



Q. WHAT is meant by Crustaceous and Testa- 

 ceous Fish ? 



A. Those animals, which we sometimes desig- 

 nate under the title of Crustaceous and Testaceous 

 Fish, are what are usually called Shell Fish. The 

 Crustaceous are those with thin shells, as the 

 Lobster, &c. ; the Testaceous, those with hard 

 shells all of one piece. 



Q. Do modern naturalists class these animals 

 with fish ? 



A. No ; Those of the Crab and Lobster kind 

 are considered as insects * ; those of the Tortoise 

 kind as Amphibia, or Reptiles ; and those of the 

 Oyster kind as Vermes, or Worms. 



Q. Will it be necessary to mention them here ? 



A. A slight sketch only will be necessary, as a 



* Vide Catechism of Entomology. Order, Aptera* 



