GLOSSARY. 



479 



CALCAREOUS, applied to rocks and 

 other substances, of which lime is 

 the base. 



CALCEDON Y, a form of silex, so named 

 from the city of Calcedon, in 

 Asia, where it abounds. 



CALCEOLA, a little shoe ; a genus of 

 shells. 



CALCIUM, metallic base of lime. 



CALYPTR^A, a cap for the head ; a 

 genus of shells. 



CAMPANULARIA, arborescent corals, 

 with bell-shaped cells. 



CANCELLARIA, lat., cancelli, like pales 

 of a fence ; a genus of shells. 



CANCELLATED, the cellular structure 

 of a bone. 



CAPSA, a coffer, or box ; a genus of 

 shells. 



CAPSULE (socket), the hollow or con- 

 cavity of a bone which, receives 

 the head of another bone. 



CARBON, the elementary constituent 

 of charcoal and the diamond. 



CARBONATE OP LIME, the combina- 

 tion of lime and carbonic acid : 

 all limestones and marbles are so 

 composed. 



CARBONIFEROUS, producing coal; a 

 term improperly applied to the 

 rock also called mountain lime- 

 stone. 



CARDITA, allied to cardium ; a genus 

 of shells. 



CARDIUM, a heart ; a genus of shells. 



CARINARIA, lat., carina, the keel of 

 a vessel ; a genus of gasteropods. 



CARNEOUS, fleshy. 



CAROCOLLA, gr., caracalla, a kind of 

 hood. 



CARYOPHYLLIA, branched stellular 

 coral. 



CASSIDARIA, allied to cassis ; a genus 

 of shells. 



CASSIS, a helmet ; a genus of 

 shells. 



CASTALIA, name of a daughter of 



Achelous. 



CAUDAL, belonging to the tail. 

 CENTRIFUGAL, a force directed from 



the centre to the circumference. 

 CEPHALIC, belonging to the head. 

 CEPHALOPODA, mollusca whose organs- 



of locomotion are arranged round 



the head. 

 CERITHIUM, cerites, a wax-coloured 



gem ; a genus of shells. 

 CERVICAL, belonging to the neck. 

 CETACEA, an order of mammalia, in- 

 habiting the sea ; whales. 

 CHAMA, pronounced Tcama, to gape \ 



a genus of shells. 

 CHELAE, claws. 



CHELONI A, animals of the turtle tribe.. 

 CHERT, an impure variety of flint,, 



frequently composed of silex and 



greensand. 

 CHITON, pronounced kiton, a coat of 



mail ; a genus of shells. 

 CHITONELLUS, little chiton. 

 CHOANITE, a zoophyte of the chalk. 

 CILIA, hair-like vibratory organs. 

 CIRRI, curled processes, as in the 



Barnacle. 

 CLAUSILIA, lat., claudo, to shut; a. 



genus of shells. 

 CLAVATED, club-shaped. 

 CLAVIGELLA, lat., clava, a club; a 



genus of shells. 

 CLEAVAGE, a peculiar laminated 



structure in slate rocks. 

 CLEODORA, name of a nymph; a 



genus of shells. 

 CLIO, name of a nymph, and a muse; 



a genus of ptcropoda. 

 CLYMENE, one of the Nereids ; a ge- 

 nus of the cephalopoda. 

 COLEOPTERA, insects having wing- 

 cases, as beetles. 

 COLUMBELLA, lat., columba, a little 



dove. 

 CONCHOID AL, shelly. 



