mollusk

(redirected from molluscous)
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mollusk:

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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mollusk

[′mäl·əsk]
(invertebrate zoology)
Any member of the Mollusca.

mollusc

(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 ?
Group of the Molluscous Order Tetrabranchiata," Memoir of the Boston Society of Natural History 1.
In: Conchologia Iconica: or, Illustrations of the Shells of Molluscous Animals.
Hallam Tennyson comments that, while at Cambridge, his father held the opinion that the "'development of the human body might possibly be traced from the radiated, vermicular, molluscous and vertebrate organisms'" (Memoir, 1:44).