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Having one strophe only; not varied in measure; written in unvaried measure. Milton.

Not possessing a mantle; -- said of certain gastropods.

With a narrow mouth, as the shell of certain gastropods.

A primary division of gastropods, including those having spiral shells. The two sides of the body are unequally developed.

A group of Gastropoda, with limpetlike shells, including the abalone shells and keyhole limpets.

angular projection on one or both sides, as in certain bivalve shells, the foot of some gastropods, etc. Auriculate leaf, one having small appended leaves or lobes on each side of its petiole or base.

outside of a stagecoach. [Eng.] Goldsmith. Basket fish (Zoöl.), an ophiuran of the genus Astrophyton, having the arms much branched. See Astrophyton. -- Basket hilt, a hilt with a covering wrought like basketwork to protect the hand. Hudibras. Hence, Baskethilted, a. -- Basket work, work consisting of plaited osiers…

A marine gastropod of the genus Crepidula. The species are numerous. It is so named from its form and interior deck.

on which they deposit their eggs. A common species is one of the botflies of the horse (Gastrophilus equi), the larvæ of which (bots) are taken into the stomach of the animal, where they live several months and pass through their larval states. In tropical America one species sometimes lives under the human skin, and a…

Having gills; branchiate; as, branchiferous gastropods.

Any violent catastrophe, involving sudden and extensive changes of the earth's surface.

A gastropod shell belonging to the family Cerithiïdæ; -- so called from its hornlike form.

See under Ambrosian. Chant royal Etym: [F.], in old French poetry, a poem containing five strophes of eleven lines each, and a concluding stanza. -- each of these six parts ending with a common refrain. -- Gregorian chant. See under Gregorian.

One of a group of gastropod mollusks, with a shell composed of eight movable dorsal plates. See Polyplacophora.

Having a mantle; -- applied to certain gastropods.

A turning to the opposite side; antistrophe. Congreve.

The unraveling or discovery of a plot; the catastrophe, especially of a drama or a romance.

A subclass of gastropod mollusks in which the sexes are separate. It includes most of the large marine species, like the conchs, cones, and cowries.

An order of gastropods, including the true limpets, and having the teeth on the odontophore or lingual ribbon.

A marine gastropod, of several species, which kills oysters and other bivalves by drilling holes through the shell. The most destructive kind is Urosalpinx cinerea. Bow drill, Breast drill. See under Bow, Breast. -- Cotter drill, or Traverse drill, a machine tool for drilling slots. -- Diamond drill. See under Diamon…