Mollusca - Wikipedia
WEBMollusca is the second-largest phylum of invertebrate animals, after Arthropoda; members are known as molluscs or mollusks (/ ˈ m ɒ l ə s k s /). Around 76,000 extant species of molluscs are recognized. [3]
Mollusk | Definition, Characteristics, Shell, Classification, & Facts
WEBMollusk, any soft-bodied invertebrate of the phylum Mollusca, usually wholly or partly enclosed in a calcium carbonate shell secreted by a soft mantle covering the body. Along with the insects and vertebrates, it is one of the most diverse groups in the animal kingdom, with nearly 100,000 (possibly.
Mollusk Facts: Habitat, Behavior, Diet - ThoughtCo
WEBDec 13, 2019 · Fast Facts: Mollusks. Scientific Name: Mollusca (Caudofoveates, Solanogastres, Chitons, Monoplacophorans, Scaphopods, Bivalves, Gastropods, Cephalopods) Common Name: Mollusks or molluscs. Basic Animal Group: Invertebrate.
Phylum Mollusca - Characteristics, Classification and Examples
WEBMollusca. The animals belonging to the phylum Mollusca have soft-bodies, triploblastic and bilaterally symmetrical and coelomate. The study of Mollusca is called Malacology. They are sluggish invertebrates, with a thin fleshy envelope or …
Phylum Mollusca | Biology for Majors II - Lumen Learning
WEBPhylum Mollusca is a very diverse (85,000 species) group of mostly marine species. Mollusks have a dramatic variety of form, ranging from large predatory squids and octopus, some of which show a high degree of intelligence, to grazing forms with elaborately sculpted and colored shells.
Classification and economic importance of mollusks | Britannica
WEBmollusk, or mollusc, Any of some 75,000 species of soft-bodied invertebrate animals (phylum Mollusca), many of which are wholly or partly enclosed in a calcium carbonate shell secreted by the mantle, a soft covering formed from the body wall. Between the mantle and the body is the mantle cavity.
Molluscs | Oxford University Museum of Natural History
WEBMollusca is the group of animals that includes gastropods (snails, slugs, limpets etc), bivalves (clams, oysters, mussels etc), cephalopods (octopuses, nautiluses, squids etc), scaphopods (tusk shells), caudofoveates, solenogastres, monoplacophorans and polyplacophorans (chitons).
5.5: Phylum Mollusca - Biology LibreTexts
WEBAug 24, 2022 · The phylum Mollusca is defined by several special characteristics. These defining characteristics include a mantle with a mantle cavity, a shell (except where lost), visceral mass, foot, and radula. The odontophore is in the mouth of most mollusks and it supports the radula (a ribbon of teeth). In many molluscs, it moves forward while the ...
28.3E: Phylum Mollusca - Biology LibreTexts
WEBOct 31, 2023 · Phylum Mollusca is the predominant phylum in marine environments. It is estimated that 23 percent of all known marine species are mollusks; there are around 85,000 described species, making them the second most diverse phylum of animals.
Mollusc - Simple English Wikipedia, the free encyclopedia
WEBMollusca. Linnaeus, 1758. Cypraea, the cowrie. About 80% of all known mollusc species are gastropods. Mollusks are an important phylum of invertebrate animals. Most of them are marine animals, which means they live in the ocean. They have huge numbers in-shore, that is, in shallow water.
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