Bivalvia (/ b aɪ ˈ v æ l v i ə /) or bivalves, in previous centuries referred to as the Lamellibranchiata and Pelecypoda, is a class of aquatic molluscs (marine and freshwater) that have laterally …

bivalve, (class Bivalvia), any of more than 15,000 species of clams, oysters, mussels, scallops, and other members of the phylum Mollusca characterized by a shell that is divided from front …

2024年5月31日 · Bivalves are a group of freshwater and marine mollusks with bilaterally symmetric and laterally compressed bodies encased in a characteristic two-part shell. They …

2023年11月10日 · Bivalves are a subgroup of mollusks and are eaten as a delicacy around the world. Bivalves make up a large group of animals. It’s estimated that there are well over …

2024年6月16日 · Bivalve 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 …

2020年8月26日 · Bivalves can be extremely numerous where they occur, and they are widely spread throughout the marine ecosystem, especially the intertidal and sublittoral zones. …

The bivalves are a large class of molluscs, also known as pelecypods. They have a hard calcareous shell made of two parts or 'valves'. The soft parts are inside the shell. The shell is …

2024年8月20日 · Bivalves, also known as lamellibranchs or pelecypods, are a class of mollusks distinguished by their two-part shell, which joins dorsally and encloses and protects their body. …

bivalve, Any member of the mollusk class Bivalvia, or Pelecypoda, characterized by having a two-halved (valved) shell. Clams, cockles, mussels, oysters, scallops, and shipworms are bivalves. …

Bivalve - Filter Feeding, Shells, Aquatic: Almost all bivalves are edible, and millions of metric tons are harvested each year; a number of species are raised commercially. They are important …