Definition of mollusca
Webmollusk in American English. (ˈmɑləsk) noun. any invertebrate of the phylum Mollusca, typically having a calcareous shell of one, two, or more pieces that wholly or partly enclose the soft, unsegmented body, including the chitons, snails, bivalves, squids, and … WebThe 5 main types of molluscs. 1. Gastropods. Number of species: ~70,000. The gastropods are the largest group of molluscs and can be found in saltwater, freshwater and terrestrial environments. Most people are familiar with gastropods, as …
Definition of mollusca
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WebMollusc definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now! The most universal features of the body structure of molluscs are a mantle with a significant cavity used for breathing and excretion, and the organization of the nervous system. Many have a calcareous shell. Molluscs have developed such a varied range of body structures, finding synapomorphies (defining characteristics) to apply to all modern groups is difficult. The most general characteristic of moll…
Webmollusc. noun [ C ] mainly UK (US usually mollusk) uk / ˈmɒl.əsk / us / ˈmɑː.ləsk /. any animal that has a soft body, no spine, and is often covered with a shell. Many molluscs … WebDefinition of Molluscs: Phylum Mollusca is a group of invertebrates which has fascinated man from the dawn of civilization. It is a major group in the animal kingdom as regards …
WebAug 28, 2024 · Some common characteristic features of the phylum Mollusca are: Bilaterally symmetrical, unsegmented, and soft body. All animals in this group are triploblastic. The true coelom is present in the body which is reduced to small spaces surrounding the heart, nephridia, and part of the intestine. The coelom is filled with the … Webmollusk. n. (Animals) 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 …
WebMollusks are a group of animals that have a common set of body features. Snails, slugs, octopuses, clams, and oysters are all mollusks. Snails, slugs, octopuses, clams, and oysters are all mollusks.
Webnoun. any invertebrate of the phylum Mollusca, typically having a calcareous shell of one, two, or more pieces that wholly or partly enclose the soft, unsegmented body, including … hudson river valley school artistsWebJun 8, 2024 · Bivalvia is a class of marine and freshwater molluscs with laterally compressed bodies enclosed by a shell in two hinged parts. Bivalves include clams, … holding sectorWebVery Rare 70 Gr Whole Permian Ammonite Calcite Stura Fossil Rough Mollusca Timor. $30.00 + $11.00 shipping. EXTRA 10% OFF WITH CODE EB4Y1605 See all eligible items and terms. Picture Information. Picture 1 of 9 ... See all condition definitions opens in a new window or tab. Country/Region of Manufacture. Indonesia. Modified Item. No. Seller ... hudson river valley historic homesWebMollusca definition: the molluscs considered collectively Meaning, pronunciation, translations and examples hudson river valley school paintersWebMollusca is one of the most diverse groups of animals on the planet, with at least 50,000 living species (and more likely around 200,000). It includes such familiar organisms as snails, octopuses, squid, clams, scallops, oysters, and chitons. Mollusca also includes some lesser known groups like the monoplacophorans, a group once thought to be ... hudson river valley resort and spaWebThere are almost 100,000 species of mollusks around the world, and many tens of thousands more undiscovered. Most mollusk species only live in the ocean, but some live in freshwater or on land. In Michigan there are about 300 species of mollusks known, with more to be found. There are three main groups of mollusks. holdings empresasWebnoun. mol· lusk ˈmä-ləsk. variants or mollusc. : any of a large phylum (Mollusca) of invertebrate animals (such as snails, clams, or squids) with a soft unsegmented … hudson river valley history