OP CONCHOLOGY. 189 



Cjcplanattau of Cenns 



USED IN THE 



SCIENCE OF CONCHOLOGY 



A 



Abbreviated, shorter than some 



correspondent part. 

 Acini, granulations. 

 Acuelate, furnished with, or ending 



in, prickles. 

 Acuminated, ending in a sharp point, 



sharp pointed. 

 Adnate, adhering or growing together, 



adjoining. 

 ^Equilateral, where the anterior and 



posterior shells are equal in size 



and figure. 

 ./Equivalve, where both valves are per- 

 fectly similar. 



