Cocoon (ko-koon'). (L. concha = a shell.) The silky envelope which the larvæ of many insects spin to cover themselves.

Compact (kom-pakt'). (L. compactus = joined together.) Closely and firmly united.

Compound (kom'-pound). Made up of two or more parts.

Coxa (kok'-sa). (L. coxa = the hip.) The first segment of an insect's leg, sometimes called the hip.

Crevices (krev'-is-es). (L. crepare = to break, burst, crack.) Narrow openings or cracks.

Descendant (dē-sen'-dant). (L. descendere = to descend.) People or animals who have come from earlier people or animals.

Ear drum (ēr' drum). A membrane stretched across inside the ear.

Ejected (ē-jekt'-ed). (L. ejicere = to throw out.) Thrown out, driven away.

Emaciated (ē-mā'-shi-āt-ed). (L. emaciare = to make lean.) Very thin and wasted.

Emerge (e-merj'). (L. emergere = to rise out.) To appear, to come into sight.