12 THE CABINET OF SHELLS. 
Calcareous, - - - - - - of the nature of lime. 
Callus, or Callosity, - - - elevation of the enamel about 
the aperture. : 
Calxy, the PO SN eee ee chalk, 
Cardinal (Teeth) - - - - under the apex, or beak. 
Carinate, - - - - - - - Jikea'keel. 
Caudate, or Caudiform - - - a tail-like process. 
Cicatrix, - - - - - - - impressions where muscles 
were fixed, 
Clavate, - - - - - - -  club-shaped. 
Columella - - - - - - - the pillar. 
Connate - - - - - - - parts adhering. 
Contorted - - - - - - - twisted. 
Connivent, - - - - - - approaching. 
Convoluted, - - - - - - rolled upon itself. 
Cordate, or Cordiform - - - heart-shaped. 
Corselet, - - - - - - - the depression before the 
beaks. 
Corneous - - - - - - - resembling horn. 
Crenate, or Crenulate, - - - scalloped at the margin. 
Cretaceous, - - - - - - chalky. 
TeVICR, = (ib =p. <4 WI = rk. 
Crustaceous - - - - - -~ shelly, with joints. 
Cuneiform, - - - - - - wedge-shaped. 
Cuticulated, - - - - - - having an epidermis. 
Decorticated, - - - - - - with the outer skin removed. 
Decussated, - - - - - - crossing at right angles. 
Deltoid, “- - - - like a triangle. 
Dentatege (13h iaids' 4 Jike al tooth. 
Denuded, - - - ~- -__ stript of covering, or the cu- 
ticle taken off. 
an interior transverse division. 
Diapbracias sw ght 
