$lO THE TAPE-WORMS, OR TJENIJE. 



earth. The Ascarides, Tape-worms, Leeches, and 

 Common Worms, are illustrations of this order. 



2. Molluscous Worms. These are simple animals 

 without shells, and furnished with tentacula or 

 arms: most of them are inhabitants of the sea, and 

 many possess a phosphorescent quality. The Sea 

 Anemones, Cuttle-fish, Medusas, Star-fish, and Sea- 

 urchins, belong to the Mulluscee. 



3. 'Testaceous Worms : are Molluscas covered with 

 calcareous shells, which they carry about with them ; 

 as the Muscles, Cockles, Oysters, Snails, &c. 



4. Zoophytes : hold a rank between animals and 

 vegetables, most of them taking root and growing 

 up into stems and branches. Some of them are 

 soft and naked, and others are covered with a hard 



shell. 



5. Animalcules: are extremely minute, destitute 



of tentacula or feelers, and generally invisible to the 

 naked eye. They are chiefly found in infusions of 

 animal and vegetable substances of various kinds. 



THE TAPE- WORMS, or TjENLE*. 



TtENI^E are worms that inhabit the bodies of 

 different animals, where they are destined to feed 

 upon juices already animalized. They are generally 

 found in the alimentary canal, and usually about the 



* The Linnean order of Intestinal Worms commences with 

 this tribe. 



