OF CONCHOLOGT. 145 



Compressed, squeezed together, one 

 valve in general flatter than the 

 other. 



Concamerated, arched over, vaulted 



Concamerations, the apartments of 

 the Nautili. 



Concave, hollowed out like a bowl. 



Concentric, running to a centre. 



Concha?, shells consisting of two or 

 more pieces or valves, bivalves, 

 multivalves. 



Cone, the form of a sugar-loaf. 



Confluent, running into one channel. 



Conoid, a figure like a cone, sugar- 

 loaf-shaped. 



Contorted, twisted, or incumbent on 

 each other, in an oblique direction. 



Contracted, shortened, shrunk up. 



Convoluted, rolled upon itself, twisted 

 spirally, like a piece of paper rolled 

 between the finger and thumb. 



Cordate, heart-shaped. 



Cordiform, resembling the form of a 



heart. 



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