mol·lus·cum

(mə-lŭs′kəm)

n. pl. mol·lus·ca (-kə)

Any of various skin diseases in which soft spherical tumors form on the face or the body.

[Latin, a kind of fungus, from neuter of molluscus, soft; see mollusk.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

mollusca

(mɒˈlʌskə)

pl n

the molluscs considered collectively

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

Mollusca - gastropods; bivalves; cephalopods; chitons

phylum Mollusca

animal kingdom, Animalia, kingdom Animalia - taxonomic kingdom comprising all living or extinct animals

mollusc, mollusk, shellfish - invertebrate having a soft unsegmented body usually enclosed in a shell

class Scaphopoda, Scaphopoda - small class of bilaterally symmetrical marine forms comprising the tooth shells

class Gasteropoda, class Gastropoda, Gasteropoda, Gastropoda - snails and slugs and their relatives

class Polyplacophora, Polyplacophora - small class of marine mollusks comprising the chitons; sometimes considered an order of the subclass Amphineura

Bivalvia, class Bivalvia, class Lamellibranchia, class Pelecypoda, Lamellibranchia - oysters; clams; scallops; mussels

Cephalopoda, class Cephalopoda - octopuses; squids; cuttlefish; pearly nautilus

phylum - (biology) the major taxonomic group of animals and plants; contains classes

Mentioned in

References in classic literature

Its nets brought up numerous specimens of polypi and curious shells of mollusca.

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[8] If we suppose the case of the discovery of a skeleton of a Greenland whale in a fossil state, not a single cetaceous animal being known to exist, what naturalist would have ventured conjecture on the possibility of a carcass so gigantic being supported on the minute crustacea and mollusca living in the frozen seas of the extreme North?

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There was little sand, though from the deck of the U-33 the beach had appeared to be all sand, and I saw no evidences of mollusca or crustacea such as are common to all beaches I have previously seen.

View in context

Freshwater snails (Mollusca: Gastropoda) of North America.

First Examination of Diet Items Consumed by Wild-Caught Black Carp (Mylopharyngodon piceus) in the U.S

Lower Palaeozoic Monoplacophora and patellid Gastropoda (Mollusca) of Bohemia.

Muscle scars in euomphaline gastropods from the Ordovician of Baltica/Lihaste kinnitusjaljed euomphaliinsetel tigudel Baltika Ordoviitsiumis

Miss Davies says:--"The radula is large, as is usual in the carnivorous land mollusca." This radula, or lingual ribbon, measured in the specimen examined by Miss Davies about 20 x 5 mm, which is about five times the area of that of an ordinary slug or snail of equal size.

Ninety-nine Years Ago: THE BLACK SNAIL

Gastropoda is the largest class concerning diversity within the phylum Mollusca, with over 100 thousand species described, representing about 80% of all known mollusk species (HASZPRUNAR et al., 2008).

Terrestrial gastropods as Fragaria x ananassa pests in southern Brazil: morphological identification/Gastropodes terrestres como pragas do cultivo de Fragaria x ananassa no sul do Brasil: identificacao morfologica

El loco Concholepas concholepas (Bruguiere, 1789) (Mollusca: Gastropoda: Muricidae)como recurso durante el Holoceno Temprano-Medio en Los Vilos, Chile Central.

LIFE HISTORY, KNOWLEDGE, BOTTLENECKS, AND CHALLENGES FOR THE AQUACULTURE OF CONCHOLEPAS CONCHOLEPAS (GASTROPODA: MURICIDAE) IN CHILE

Population density of Polymita sulphurosa Morelet (Mollusca: Helminthoglyptidae) in the Yaguaneque Hill, Holguin Province, Cuba: A conservacionist alarm.

Subnicho etario y biologia reproductiva de Parachondria neglectus (Littorinimorpha: Annulariidae) en Manzanillo, Cuba

While living in Ravensworth Terrace, Alder worked with Albany Hancock on the book The Monograph of the British Nudibranchiate Mollusca. The text is still widely used to this day.

City house's fascinating history set to feature in BBC show

On Mollusca, malformations on the class Polyplacophora have been described extensively (Dell'Angelo & Schwabe, 2010), while other classes have not been described in so much detail (e.g., Pelseneer, 1923; Mitov et al., 2003; Brewer & Seitz, 2013).

Mollusk freaks: new teratological cases on marine mollusks from the South Pacific Ocean

cheloniae Ochrophyta Sphacelaria racemosa Annelida Ozobranchus branchiatus Arthropoda Chelonibia testudinaria, Conchoderma virgatum, Lepas anserifera, Planes cyaneus Arthropoda Balaenophilus umigamecolus, Stomatolepas praegustator Arthropoda Chelonibia testudinaria Arthropoda Balaenophilus manatorum Eretmocheh/s Annelida Ozobranchus margoi imbricata Arthropoda Chelonibia testudinaria, Plathylepas, Lepas, Amphipoda Mollusca Mytilidae Chor data Remora remora Ochrophyta Padina sp.

La epibiosis en los grandes vertebrados marinos de Mexico: una revision y su relevancia ecosistemica