382 GLOSSARY. 



coida, often called "Lamp-shells," characterised by possessing two fleshy 

 arms continued from the sides of the mouth. 



BRACHYURA (Gr. brachus, short ; oura, tail). A tribe of the Decapod Crusta- 

 ceans with short tails (i.e., the Crabs). 



BRADYPODID.E (Gr. bradus, slow; podes, feet). The family of Edentata com- 

 prising the Sloths. 



BHANCHIA (Gr. bragchia, the gill of a fish). A respiratory organ adapted to 

 breathe air dissolved in water. 



BRANCHIATE. Possessing gills or branchiae. 



BRONTEUS (Gr. bronte, thunder an epithet of Jupiter the Thunderer). A 

 genus of Trilobites. 



BRONTOTHERIUM (Gr. bronte, thunder ; thrion beast). An extinct genus of 

 Ungulate Quadrupeds. 



BKONTOZOUM (Gr. bronte, thunder ; zoon, animal). A genus founded on the 

 largest footprints of the Triassic Sandstones of Connecticut. 



BucctNUM (Lat. bucdnum, a trumpet). The genus of Univalves comprising 

 the Whelks. 



CAINOZOIC (See Kainozoic. ) 



CALAMITES (Lat. calamus, a reed). Extinct plants with reed-like stems, be- 

 lieved to be gigantic representatives of the fiquisetactce. 



CALCAREOUS (Lat. calx, lime). Composed of carbonate of lime. 



CALICE. The little cup in which the polype of a coralligenous Zoophyte (Ac- 

 tinozoon) is contained. 



CALYMEXE (Gr. kalumSne, concealed). A genus of Trilobites. 



CALYX (Lat. a cup). Applied to the cup-shaped body of a Crinoid (Echino- 

 dermata). 



CAMAROPHORIA (Gr. kamara, a chamber ; phero, I carry). A genus of Brachio- 

 pods. 



CAMELOPARDALHXE (Lat. camelus, a camel ; pardalis, a panther). The family 

 of the Giraffes. 



CANINE (Lat. canis, a dog). The eye-tooth of Mammals, or the tooth which 

 is placed at or close to the prsemaxillary suture in the upper jaw, and the 

 corresponding tooth in the lower jaw. 



CARAPACE. A protective shield. Applied to the upper shell of Crabs, Lobsters, 

 and many other Crustacea. Also the upper half of the immovable case in 

 which the body of a Chelonian is protected. 



CARCHARODON (Gr. karcharos, rough ; odotts, tooth). A genus of Sharks. 



CARDIOCARPON (Gr. kardia, the heart ; karpos, fruit). A genus of fossil fruit 

 from the Coal-measures. 



CARDIUM (Gr. kardia, the heart). The genus of Bivalve Molluscs comprising 

 the Cockles. Gardinia, Cardiola, and Cardita have the same derivation. 



CARNIVOPA (Lat. caro, flesh ; voro, I devour). An order of the Mammalia. 

 The " Beasts of Prey." 



CARNIVOROUS (Lat. caro, flesh ; voro, I devour). Feeding upon flesh. 



CARYOCARIS (Gr. karua, a nut ; karis, a shrimp). A genus of Phyllopod Crus- 

 taceans. 



CARYOCRINUS (Gr. karua,, a nut ; krinon, a lily). A genus of Cystideaus. 



CAUDAL (Lat. cauda, the tail). Belonging to the tail. 



CAVICORNIA (Lat. cavus, hollow; cornu, a horn). The "hollow-horned" 

 Ruminants, in which the horn consists of a central bony "horn-core " sur- 

 rounded by a horny sheath. 



CENTRUM (Gr. kentron, the point round which a circle is described by a pair 

 of compasses). The central portion or "body " of a vertebra. 



CEPHALASPID.E (Gr. kephale, head ; aspis, shield). A family of fossil fishes. 



CEPHALIC (Gr. kephale, head). Belonging to the head. 



CEPHALOPODA (Gr. kephale ; and podes, feet). A class of the MMusca, com- 

 prising the Cuttle-fishes and their allies, in which there is a series of arms 

 ranged round the head. 



CKRATIOCARIS (Gr. keras, a horn; karis, a shrimp). A genus of Phyllopod 

 Crustaceans. 



