i6 



GENERAL DESCRIPTION OF ANIMALS. 



Still Other kinds of animals, as Sea Cucumbers, Sea 

 Urchins, Sea Stars, Serpent Stars, and Crinoids are 



Fig. 14. — Sea Urchin. 



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Fig. 15. — Sea Star or Starfish. 



star-shaped, or flower-shaped, their parts radiating from 

 a common center or axis. They have a distinct stomach 

 and their skin is usually hardened and covered with 



