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uth parts form two pairs of jaws (mandibles and maxillæ) adapted for chewing. Most of the Coleoptera are known as beetles and weevils.

Having wings covered with a case or sheath; belonging to the Coleoptera.

One of the order of Coleoptera.

Any insect of the order Coleoptera, having four wings, the outer pair being stiff cases for covering the others when they are folded up. See Coleoptera. Beetle mite (Zoöl.), one of many species of mites, of the family Oribatidæ, parasitic on beetles. -- Black beetle, the common large black cockroach (Blatta orientalis…

A group of Coleoptera having short wings; the rove beetles.

One of various species of Coleoptera; as, the ladybug; potato bug, etc.; loosely, any beetle.

One of the Coleoptera.

One versed in the study of the Coleoptera.

A division of Coleoptera, having two joints to the tarsi.

One of the anterior pair of wings in the Coleoptera and some other insects, when they are thick and serve only as a protection for the posterior pair. See Coleoptera.

A division of Coleoptera, having heteromerous tarsi.

See Coleoptera and Sea devil.

The middle segment of the thorax in insects. See Illust. of Coleoptera.

The last or posterior segment of the thorax in insects. See Illust. of Coleoptera.

An extensive division of Coleoptera, including those that normally have five-jointed tarsi. It embraces about half of all the known species of the Coleoptera.

The dorsal plate of the prothorax in insects. See Illust. of Coleoptera.

The first or anterior segment of the thorax in insects. See Illusts. of Butterfly and Coleoptera.

A group of Coleoptera having a snoutlike head; the snout beetles, curculios, or weevils.

nt. These openings are usually elliptical, and capable of being closed. See Illust. under Coleoptera.

oup Strepsiptera, formerly considered a distinct order, but now generally referred to the Coleoptera. See Strepsiptera.