228 EXPLANATION OF TERMS. 



in the growth of the shell at certain dis- 

 tances on the whorl ; from varix, a swol- 

 len vein. 



Vermiform. Resembling a worm ; from the 

 Latin vermes, a worm ; and forma, a 

 form. 



Ventricose. Inflated. Swelled in the middle. 



THE END. 



