GLOSSARY. 21 



Car'diac (Gr. kardia, the heart). Relating to the heart. In the 



case of the stomach, the cardiac end is the end nearest 



the heart 

 Car'dinal pro'cess (L. cardo, cardinis, a hinge). A median 



process of the hinge line of the dorsal valve of the shell 



of the Brachiopoda. 

 Car'dinal veins (Gr. kardia, the heart). Veins which run 



backwards and forwards, parallel with the vertebral column, 



and return the blood to the heart in the vertebrate 



embryo, and which in fishes persist through life. 

 Car'diograph. (Gr. kardia, the heart; grapho, I write). An 



instrument for registering the movements of the pulse, and 



causing them to trace curves upon a moving sheet of 



paper. 

 Car'do (L. a hinge). The basal articulation of the maxilla of 



a cockroach. 

 Cari'na (L. a keel). The two united petals of such a flower as 



that of a bean or pea (papilionaceous). The keel-like 



process of the sternum of most birds. The piece of the 



valve of a Cirripede Crustacean which is intermediate 



between the calcified pieces (terga and scuta) of each 



valve. 

 Cari'natae (L. carlna, a keel). A group of birds provided 



with a keel to the sternum. 

 Carnas'sial (L. cdro, carnis, flesh). A term applied to the 



fourth premolar tooth of the dog, which bites scissor-like 



against the corresponding tooth in the other jaw. 

 Carni'vora (L. cdro, carnis, flesh ; voro, I devour). An order 



of the Mammalia, the members of which feed largely on 



flesh. 

 Caro'tid (Gr. kara, the head; ous, the ear) The principal 



arteries which convey blood to the head and lie close to 



the ears. 



Carpa'lia (Gr. karpos, wrist). The bones of the carpus. 

 Car'pel (Gr. karpos, fruit). The modified leaf forming the 



pistil of a flower. 

 Carpo'cerite (Gr. karpos, wrist ; keraia, a horn). One of the 



segments of the antennae of some Crustaceans. 

 Carpo'podite (Gr. karpos, wrist; pous,podos, a foot). The fifth 



segment of the typical appendage of a Crustacean. 

 Car'pus (Gr. karpos, wrist). The wrist. The segment of the 



fore-limb which unites the manus to the fore-arm in the 

 Vertebrata, and which in man forms the wrist. 



