GLOSSARY. 657 



BRONCHI (Gr. brogchos, the windpipe). The branches of the windpipe 

 (trachea), by which the air is conveyed to the vesicles of the lung. 



BRUTA (Lat. brutus, heavy, stupid). Often used to designate the Mamma- 

 lian order of the Edentata. 



BRYOZOA (Gr. bruon, moss ; zoon, animal). A synonym of Polyzoa, a class of 

 the Molluscoida. 



BUCCAL (Lat. bucca, mouth or cheeks). Connected with the mouth. 



BURSIFORM (Lat. bursa, a purse ; forma, shape). Shaped like a purse ; sub- 

 spherical. 



BYSSIFEROUS. Producing a byssus. 



BYSSUS (Gr. bussos, flax). A term applied to the silky filaments by which the 

 Pinna, the common Mussel, and certain other bivalve Mollusca, attach 

 themselves to foreign objects. 



CADUCIBRANCHIATE (Lat. caducus, falling off ; Gr. braychia, gill). Applied 

 to those Amphibians in which the gills fall off before maturity is reached. 



CADUCOUS. Applied to parts which fall off or are shed during the life of the 

 animal. 



CiECAL (Lat. ccecus, blind). Terminating blindly, or in a closed extremity. 



CAECUM (Lat. ccecus). A tube which terminates blindly. 



C^SPITOSE (Lat. ccespes, a turf). Tufted. 



CAINOZOIC. (See Kainozoic.) 



CALCAR (Lat. a spur). Applied to the "spurs" of Rasorial Birds; and also 

 to the rudiments of the hind-limbs in certain Snakes. 



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



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

 (Actinozoon) is contained. 



CALYCOPHORID^E (Gr. kalux, a cup ; and phero, I carry). An order of the 

 Oceanic Hydrozoa, so called from their possessing bell-shaped swimming 

 organs (nectocalyces). 



CALYX (Lat. calyx, a cup). Applied to the cup-shaped body of Vorticella 

 (Protozoa), or of a Crinoid (Echinodermata). 



CAMPANULARIDA (Lat. campanula, a bell). An order of Hydroid Zoo- 

 phytes. 



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. 



CAPITULUM (Lat. dim. of caput, head). Applied to the body of a Barnacle 

 (Lepadidce), from its being supported upon a stalk or peduncle. 



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

 sters, and many other Crustacea ; also to the case with which certain of the 

 Infusoria are provided. Also the upper half of the immovable case in which 

 the body of a Chelonian is protected. 



CARINATLE (Lat. carina, a keel). Applied by Huxley to all those birds in 

 which the sternum is furnished with a median ridge or keel. 



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



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



CARNOSE (Lat. caro). Fleshy. 



CARPOPHAGA (Gr. karpos, fruit ; phago, I eat). A section of the Marsupialia. 



CARPUS (Gr. karpos, the wrist). The small bones which intervene between 

 the fore-arm and the metacarpus. 



CATARHINA (Gr. kata, downwards ; rhines, nostrils). A group of the Quadru- 

 mana. 



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. fcentron, the point round which a circle is described by a pair 

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



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



CEPHALO-BRANCHIATE (Gr. kephale; &ndbragchia, gill). Carrying gills upon 



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