Bivalves biology definition

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August undefined, 2024

Webbivalve meaning: 1. a type of mollusc, such as an oyster, that has its body inside two connected shells: 2. having…. Learn more. WebThe meaning of BIVALVIA is the Lamellibranchia and Brachiopoda considered as a natural group; sometimes : lamellibranchia.

Bivalvia definition of Bivalvia by Medical dictionary

WebBivalve mollusc culture is an important and rapidly expanding sector of world aquaculture production, representing approximately 20% of this output at 14 million tonnes in 2000. … WebBivalve mollusks (e.g., clams, oysters, mussels, scallops) have an external covering that is a two-part hinged shell that contains a soft-bodied invertebrate. A roughfile clam from the Flower Garden Bank National … iphone footpod

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Webbivalve: 1 n marine or freshwater mollusks having a soft body with platelike gills enclosed within two shells hinged together Synonyms: lamellibranch , pelecypod Types: show 26 … WebThe name bivalve comes from Latin as most biological classifications do. 'Bi' means two and 'valve' is really 'valvae', which means 'leaves of a door'. 'Bi' means two and 'valve' is … Web1. Definition 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 the number which occupies next to arthropods. The members of this group have adapted either on land or in water. ADVERTISEMENTS: iphone force reset xr

What Are Incurrent and Excurrent Siphons? - Reference.com

WebKingdom Animalia animals. Class Bivalvia. Species Calyptogena magnifica. Calyptogena magnifica: information (1) Calyptogena magnifica: pictures (1) Species Chlamydoconcha orcutti. Species. Species Corbicula fluminea. WebBivalves are aquatic molluscs which have two-part shells. Typically both shells (or valves) are symmetrical along the hinge line. The class has 30,000 species, including scallops, clams, oysters and mussels. Most bivalves are filter feeders (although some have taken up scavenging and predation), extracting organic matter from the sea in which ... iphone forced me to change passcodeWebbi•valve. n. 1. any mollusk, as the oyster or mussel, of the class Bivalvia, having hinged lateral shells, a soft body enclosed by a mantle, sheetlike gills, and often a retractile foot. 2. having two shells, usu. united by a hinge. 3. having two similar parts hinged together. iphone force restart steps

"Webbivalve noun [ C ] biology specialized uk / ˈbaɪ.vælv / us / ˈbaɪ.vælv / a type of mollusc, such as an oyster, that has its body inside two connected shells: They fish for clams, oysters, and other bivalves. Isabelle Rozenbaum & Frederic Cirou/PhotoAlto Agency RF Collections/GettyImages 例文をもっと見る " - Bivalves biology definition

Bivalves biology definition

Open Circulatory Systems: Definition & Examples

Webbivalve: (bī′vălv′) n. Any of numerous freshwater and marine mollusks of the class Bivalvia, having a shell consisting of two hinged valves connected by a ligament, and including the …

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WebSep 7, 2024 · They are typically bivalves, or organisms with two shells that are hinged together. Examples include clams and oysters. However, not all molluscs have an open circulatory system. Two major... Webbivalve (bī′vălv′) n. Any of numerous freshwater and marine mollusks of the class Bivalvia, having a shell consisting of two hinged valves connected by a ligament, and including the …

WebThe siphon is part of the mantle of the mollusc, and the water flow is directed to (or from) the mantle cavity . A single siphon occurs in some gastropods. In those bivalves which have siphons, the siphons are … WebSep 9, 2024 · The word 'bivalve' is made up of two parts, bi meaning two and valves meaning shells. So, bivalves are animals that have two shells. The two shells are joined at one point called the hinge. These ...

WebIn muscle: Mollusks. …highly muscular organ called the foot, through which muscle fibres run in all directions. The foot of a gastropod is a flat structure used for crawling. Waves of muscular contraction travel along its length, … Webbivalve Bedeutung, Definition bivalve: 1. a type of mollusc, such as an oyster, that has its body inside two connected shells: 2. having….

Webbivalve (bī′vălv′) n. Any of numerous freshwater and marine mollusks of the class Bivalvia, having a shell consisting of two hinged valves connected by a ligament, and including the clams, mussels, oysters, and scallops. Also called lamellibranch, pelecypod. adj. 1. Having a shell consisting of two hinged valves. 2.

WebMar 13, 2024 · shellfish, any aquatic invertebrate animal having a shell and belonging to the phylum Mollusca, the class Crustacea (phylum Arthropoda), or the phylum Echinodermata. The term is often used for the edible species of the groups, especially those that are fished or raised commercially. Bivalve mollusks, including oysters, mussels, … iphone force resetWebnoun ceph· a· li· za· tion ˌse-fə-lə-ˈzā-shən : a tendency in the evolution of organisms to concentrate the sensory and neural organs in an anterior head Word History First Known … iphone ford syncWebBivalve sperm have two flagellae. Most eggs are small, and synchronized spawning results in the discharge of both types of gametes into the sea for external fertilization. … iphone force shutdown 12WebJun 5, 2024 · Bivalves are the most common type of seashell to wash up onto beaches and encompass both salt and freshwater species. Bivalves are comprised of two shells connected via a flexible hinge, which house … iphone force restart xrWebbivalve définition, signification, ce qu'est bivalve: 1. a type of mollusc, such as an oyster, that has its body inside two connected shells: 2. having…. En savoir plus. iphone force restart 12WebBivalves usually live on or in sandy or muddy bottoms. True clams, in the strict sense, are bivalves with equal shells closed by two adductor muscles situated at opposite ends of the shell, and with a powerful, muscular, … iphone forced resetWebbivalve ý nghĩa, định nghĩa, bivalve là gì: 1. a type of mollusc, such as an oyster, that has its body inside two connected shells: 2. having…. Tìm hiểu thêm. iphone for dummies seniors pdf