WebValves. As their name implies, bivalves have two shells that are called valves.The valves are made of calcium carbonate (CaCO 3) in the form of the minerals aragonite and/or calcite.In most species the valves are … WebJan 26, 2001 · Bivalvia. Also known as pelecypods, the approximately 15,000 species of this taxon are found in marine and freshwater habitats throughout the world. A bivalve is …

Bivalve - definition of bivalve by The Free Dictionary

Webbivalve, (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 … WebThe bivalve shell is made of calcium carbonate embedded in an organic matrix secreted by the mantle. The periostracum, the outermost organic layer, is secreted by the inner surface of the outer mantle fold at the mantle margin. It is a substrate upon which calcium carbonate can be deposited by the outer surface of the outer mantle fold. tengah boulevard bus interchange

Bivalve Behaviors - Reed College

WebBivalves: Phylum Mollusca, Class Bivalvia. Clams, mussels, oysters, and scallops are members to the class Bivalvia (or Pelecypodia). Bivalves have two shells, connected by a flexible ligament, which encase and shield … Webclass Bivalvia: 1 n oysters; clams; scallops; mussels Synonyms: Bivalvia , Lamellibranchia , class Lamellibranchia , class Pelecypoda Type of: class (biology) a taxonomic group containing one or more orders WebDefinition of bivalve noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. tengah bto 2019 nov