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Eating fungi; -- said of certain insects and snails.

great extent. It includes most of the marine spiral shells, and the land and fresh-water snails. They generally creep by means of a flat, muscular disk, or foot, on the ventral side of the body. The head usually bears one or two pairs of tentacles. See Mollusca. [Written also Gasteropoda.]

The division of Mollusca which includes the land snails and slugs.

Shaped like a snail shell; pertaining to the Helicidæ, or Snail family. Helicoid parabola (Math.), the parabolic spiral.

A genus of land snails, including a large number of species.

ch various species are found living in mid ocean; -- called also purple shell, and violet snail. [Written also janthina.]

o a matter; heedless; careless; negligent; inattentive. An inadvertent step may crush the snail That crawls at evening in the public path. Cowper. -- In`ad*vert"ent*ly, adv.

which is opposite to the moldboard and which presses against the unplowed land. -- Land snail (Zoöl.), any snail which lives on land, as distinguished from the aquatic snails are Pulmonifera, and belong to the Geophila; but the operculated land snails of warm countries are Dioecia, and belong to the Tænioglossa. See…

of fresh-water air-breathing mollusks, abundant in ponds and streams; -- called also pond snail. [Written also Lymnæa.]

of Loop. Looping snail (Zoöl.), any species of land snail of the genus Truncatella; -- so called because it creeps like the measuring worms.

an operculated shell which is usually green, often with brown bands. See Illust. of Pond snail, under Pond.

A genus of fresh-water Pulmonifera, having reversed spiral shells. See Pond snail, under Pond.

-- Pond lily (Bot.), the water lily. See under Water, and Illust. under Nymphæa. -- Pond snail (Zoöl.), any gastropod living in fresh-water ponds or lakes. The most common kinds are air-breathing snails (Pulmonifera) belonging to Limnæa, Physa, Planorbis, and allied genera. The operculated species are pectinibranchs,…

A small British and American pond snail (Bulinus hypnorum).

n of pulmonate mollusks having the breathing organ situated on the neck, as in the common snail.

in which the mantle cavity is modified into an air- breathing organ, as in Helix, or land snails, Limax, or garden slugs, and many pond snails, as Limnæa and Planorbis.

A genus of air-breathing land snails having an elongated spiral shell. Coarctate, or Obtected, pupa, a pupa which is incased in the dried-up skin of the larva, as in many Diptera. -- Masked pupa, a pupa whose limbs are bound down and partly concealed by a chitinous covering, as in Lepidoptera.

To grow again. The snail had power to regrow them all [horns, tongue, etc.] A. B. Buckley.

y means of small, short legs, as lizards, and the like. An inadvertent step may crush the snail That crawls at evening in the public path; But he that has humanity, forewarned, Will tread aside, and let the reptile live. Cowper.

enus Ancylus, having a limpet-shaped shell. -- River pirate (Zoöl.), the pike. -- River snail (Zoöl.), any species of fresh-water gastropods of Paludina, Melontho, and allied genera. See Pond snail, under Pond. -- River tortoise (Zoöl.), any one of numerous fresh-water tortoises inhabiting rivers, especially those o…