873 
GLOSSARY. 
Accipitres ; the Rapacious class of birds, according to the Linnzan system. 
Ambulatory; a tribe of walking birds, with three distinct toes before, and one Sehind 
Anal; in fishes, a name applied to the fin near the anus. 
Anseres ; the class of swimming birds. 
Antenne ; the horns of an insect. 
Apodal; an order of fishes with bony gills and no ventral fins. 
Aptera ; an order of iusects without wings. 
Bellue ; an order of mammalia, having obtuse teeth in each jaw, and undivided hoofs. 
Bivalve ; a shel! consisting of two parts, connected by a hinge. 
Branchie; the gills of a fish. 
Bruta; an order of mammaiia, entirely destitute of front teeth. 
Canine teeth ; two sharp-pointed teeth in each jaw, in man, called the eye-teeth. 
Caecum; one of the lower intestines. 
Caruncle ; a fleshy protuberance. 
Carinated ; ridged like the keel of a ship. 
Cere ; the membrane covering the bill of a bird. 
Ciliary ; belonging to the eyelids. 
Clavicle; the collar bone. 
Coleopterous; a name applied to insects with crustaceous coverings to their wings. 
Coverts ; in a bird, the feathers lying about the base of the wing. 
Crustaceous ; covered with a horny shell 
Cuneiform; wedge-shaped. 
Cuspid ; ending in a point. 
Dentated ; {furnished with teeth. 
Digitated; furnished with fingers or toes. 
Diptera; a class of insects with two wings. 
Distichous ; disposed in two rows. 
Emarginate; notched at the end. 
Elytra; the crustaceous coverings to the wings of coleopterous insects. 
Entomostraca ; a tribe of animals inhabiting the water, and which unite the characters 
of the inseet and the oyster. 
Exuvie ; the slough or cast skin of a reptile. 
Femur ; the thizh. 
Fere; a class of mammalia with six front teeth in each jaw, and one canine tooth on 
each side in both jaws. 
Filiform; thread-shaped. 
Gallinaceous ; a name applied to those birds akin to the domestic fowl. 
Glires ; a class of mammalia with two long front teeth in each jaw, and no canine teeth, 
Gralla ; the tribe of birds which wade in the water, but do not swim. 
Gressorial; a term applied to the feet of walking birds, which have the fore toes con- 
nected, but without a membrane. 
Hemiptera ; a tribe of insects half crustaceous. half membranous. 
Hyaline ; resembling glass. 
Tmbricated ; lying over each other like the tiles on a roof. 
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