CLASS CEPHALOPODA. 



45 



with pink interior, found abundantly in the West Indies, 

 makes a favorite ornament for garden beds and door-steps. 



FIG. 69. 



. /$ 

 2 





Shells used for Ornaments. 1. Cym'thum brod e rip'i I. 2. CerUh'litm. 3. Volu'ta im- 

 perifi'lis. 4. Car' (Hum e la' turn. 5. Pho'rus ag glu' (i nans. 6. ftfii'rex tenuittpl'nus. 

 7. Verm?' (us ebiir'neus. 8. Tro'chvs ni lot'i cus. 9. LithM'omus li thtiph'a gus. 

 10. Turritella. 



CLASS CEPHALOPODA (sef a lop'6 da). 



The CEPHALOPODS (se fai'o podz) have not only an odon- 

 tophore, but are also provided with a pair of strong jaws, 

 resembling in shape those of a parrot. What was the 

 anterior portion of the foot in the Cephalophora, is here 

 divided into a number of long radiating arms, surround- 

 ing the mouth and generally bearing a multitude of cup- 

 like suckers. The eyes are large and well developed, and 

 the brain is protected by a cartilaginous (kar ti laj'i nus) 

 box. Covering the internal organs is the thickened, more 

 or less cup-shaped, mantle, between the rim of which 



