Mollusca


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Mol·lus·ca

(mo-lŭs'kă),
A phylum of the subkingdom Metazoa with soft, unsegmented bodies, consisting of an anterior head, a dorsal visceral mass and a ventral foot. Most forms are enclosed in a protective calcareous shell. Mollusca includes the classes Gastropoda (snails, whelks, slugs), Pelecypoda (oysters, clams, mussels), Cephalopoda (squids, octopuses), Amphineura (chitons), Scaphopoda (tooth shells), and the class of primitive metameric mollusks, Monoplacophora.
[L. mollusca, a nut with a thin shell, fr. mollis, soft]
Farlex Partner Medical Dictionary © Farlex 2012

Mollusca

(mŏl-lŭs′kă)
A phylum of animals that includes the bivalves (mussels, oysters, clams), slugs, and snails. Snails are intermediate hosts for many parasitic flukes. Oysters, clams, and mussels, esp. if inadequately cooked, may transmit the hepatitis A virus or bacterial pathogens.
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
Notes on mating behaviour of Concholepas concholepas (Mollusca, Gastropoda, Muricidae) from Chile.
Observaciones anatomicas sobre Tudorella ferruginea (Lamarck, 1822) (Mollusca, Prosobranchia, Pomatiasidae).
Teratology in chitons (Mollusca, Polyplacophora): a brief summary.
The complete sequence of the mitochondrial genome of Nautilus macromphalus (Mollusca: Cephalopoda).
(2009) Description of four new species of Gulella Pfeiffer, 1856 from Eastern Cape, South Africa, with additional notes on two poorly known species (Mollusca: Eupulmonata: Streptaxidae).
Bieler, "Comparative anatomy of selected marine bivalves from the florida keys, with notes on brazilian congeners (Mollusca: Bivalvia)," Malacologia, vol.
Pasantes, "Genetic and cytological evidence of hybridization between native Ruditapes decussatus and introduced Ruditapes philip-pinarum (Mollusca, Bivalvia, Veneridae) in NW Spain," Aquaculture, vol.