Gill-cham' ber, a pocket or cavity covered by a flap, in which the gills lie.

Gir' dle, the name applied to the smooth band often occurring near the anterior end of an earthworm.

Giz' zard, a portion of the alimentary canal with especially thickened muscular walls.

Glot' tis, the opening between the vocal cords, or the mouth of the windpipe.

Gre ga' ri ous, associations of animals with little division of labor; gathering in flocks, herds, etc.

Gullet, the inner end of the oral groove.

He mip' te ra, insects with a piercing organ for sucking their food, Bugs.

He pat' ic, pertaining to the liver.

Her biv' o rous, plant-eating.

Hock, the joint of the hind leg situated between the tibia and tarsus, corresponding to the ankle in man.