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see MolluscaMollusca
, taxonomic name for the one of the largest phyla of invertebrate animals (Arthropoda is the largest) comprising more than 50,000 living mollusk species and about 35,000 fossil species dating back to the Cambrian period.
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(invertebrate zoology)
Any member of the Mollusca.


(US), mollusk
any invertebrate of the phylum Mollusca, having a soft unsegmented body and often a shell, secreted by a fold of skin (the mantle). The group includes the gastropods (snails, slugs, etc.), bivalves (clams, mussels, etc.), and cephalopods (cuttlefish, octopuses, etc.)
References in periodicals archive ?
Gastropods mollusks (Gastropoda) the most numerous class in the Mollusca type (Linnaeus, 1758), which has about 60.000-75.000 species (Zhadin, 1926).
Besides possible new species of land snails and micro mollusks, the project team discovered a new island record of the northern temple pit viper (Tropidolaemus subannulatus) and itom-itom plant (Diospyros longiciliata Merr).
Their soft unsegmented bodies have allowed mollusks to evolve into an array of forms, which has enabled them to exploit many different habitats and food resources (Gilpin 2006).
Tests with the Mollusk. The final volume for each dose was 500 mL with Becker containing 10 snails.
Although it is becoming increasingly apparent that Unionicola mollusk mites are utilizing host mucus, gill tissue, or hemolymph for at least part of their nutrition, the effects that these mites have on a host has not yet been examined in any detail.
Washington, January 30 ( ANI ): Ocean-based mollusks - a category of animal that includes snails, clams and squid - and their bacterial companions could be the source of next class of powerful medications, researchers have suggested.
To create a model of the mollusk, researchers cut the fossil into 1,300 slices and took a digital picture of each piece.
Monitoring and control of macrofouling mollusks in fresh water systems, 2d ed.
Abalone fishing is a strictly regulated activity under Omani law and is permitted only during two months during the year - November and December when the mollusk is thought to be fully grown.
Answers: shared characteristics, carnivores, mollusk
ABSTRACT: Freshwater mollusks figure prominently in the diets of humpback whitefish (Coregonus pidschian) and broad whitefish (C.