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A genus of marine gastropods having a long, tapering spire. They belong to the Toxoglossa. Called also auger shell.

Boring, or adapted for boring; -- said of certain Hymenoptera, as the sawflies.

A division of Hymenoptera including those which have an ovipositor adapted for perforating plants. It includes the sawflies.

To perforate; to bore; to pierce. [R.] Sir T. Browne.

Boring; perforating; -- applied to molluskas which form holes in rocks, wood, etc.

The act of terebrating, or boring. [R.] Bacon.

A genus of brachiopods which includes many living and some fossil species. The larger valve has a perforated beak, through which projects a short peduncle for attachment. Called also lamp shell.

Any species of Terebratula or allied genera. Used also adjectively.

Having the general form of a terebratula shell.

The act of boring through. [Obs.] Ainsworth.

A small marine isopod crustacean (Limnoria lignorum or L. terebrans), which burrows into and rapidly destroys submerged timber, such as the piles of wharves, both in Europe and America.

bstructing the light of a lamp. -- Lamp shell (Zoöl.), any brachiopod shell of the genus Terebratula and allied genera. The name refers to the shape, which is like that of an antique lamp. See Terebratula. -- Safety lamp, a miner's lamp in which the flame is surrounded by fine wire gauze, preventing the kindling of d…

ods including those which have a calcareous shell furnished with a hinge and hinge teeth. Terebratula and Spirifer are examples.

hich the radula are converted into poison fangs. The cone shells (Conus), Pleurotoma, and Terebra, are examples. See Illust. of Cone, n., 4, Pleurotoma, and Terebra.

of several species of small Crustacea, as the Limnoria, and the boring amphipod (Chelura terebrans). -- Wood carpet, a kind of floor covering made of thin pieces of wood secured to a flexible backing, as of cloth. Knight. -- Wood cell (Bot.), a slender cylindrical or prismatic cell usually tapering to a point at bot…