Converging: approaching each other toward the tip.
Convergence: the approaching or drawing together at tips.
Convex: the outer curved surface of a segment of a sphere; opposed to concave: convex veins are those which occupy the summits of ridges on the upper surface of - wing; see concave veins.
Convolute: rolled or twisted spirally: also applied to wings when they are wrapped around the body.
Coprophagus: feeding on excrement or on decaying vegetable matter of an excrementitious character.
Copula, Copulation: the act of sexual union.
Copulate: to unite in sexual intercourse.
Copulation chamber: a chamber or cell excavated by certain Scolytid beetles in their burrows, in which copulation takes place: = rammel-kammer.
Coralline: a pale pinkish red [salmon].
Corbel: an ovate area at the distal end of the tibia in Coleoptera, surrounded by a fringe of minute bristles; when the articular cavity is on the side, above the tip, the corbel is closed; when the cavity is at the extreme tip, the corbel is open.