- Bivalves: The Mollusks with Two ShellsBivalves are a diverse group of mollusks that have two shells, or valves, that can open and close. They include clams, oysters, mussels, scallops, and many more.
- nounbivalve (noun) · bivalves (plural noun)
- an aquatic mollusc which has a compressed body enclosed within a hinged shell, such as oysters, mussels, and scallops. Also called pelecypod or lamellibranch.
adjectivebivalve (adjective) · bivalved (adjective)- (of a mollusc or other aquatic invertebrate) having a hinged double shell.
- botanyhaving two valves.
Tweekleppigen - Wikipedia
Tweekleppigen (Bivalvia) zijn een klasse van in water levende weekdieren (Mollusca). Tweekleppigen hebben een zijdelings afgeplat lichaam dat omgeven wordt door een harde schelp, bestaande uit twee helften die vaak grofweg elkaars spiegelbeeld zijn. Beide kleppen hebben vaak in elkaar grijpende slottanden en worden bijeen gehouden door sluitspieren. Bekende voorbeeld…
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Bivalve | Definition, Characteristics, Species, Classification, & Facts
WebBivalve is a class of mollusks with more than 15,000 species of clams, oysters, mussels, and scallops. They have a shell divided into two valves and a hinge, and they feed by filtering water or sediment.
Class Bivalvia - Digital Atlas of Ancient Life
WebLearn about bivalves, a diverse and abundant group of mollusks with two shells, from their anatomy, ecology, evolution, and fossil record. Explore interactive 3D models of bivalve specimens and see examples of …
Characteristics of bivalves | Britannica
WebBivalves are mollusks with a two-halved shell that feed on phytoplankton by pumping water across the gills. Learn about the internal structure, circulatory system, and diversity of bivalves, such as clams, oysters, and …
ADW: Bivalvia: INFORMATION
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 characterized by possessing two shells secreted by a mantle that extends in a sheet on either side of the body.
Evolutionary History of Bivalves - Digital Atlas of …
WebLearn about the origin, diversity, and ecology of bivalves, a group of mollusks with two shells, from the Cambrian to the present. Explore fossil specimens, reconstructions, and images of bivalves in different habitats …
The Bivalvia - University of California Museum of …
WebLearn about bivalves, the second most diverse group of molluscs, with over 10,000 species. Find out their fossil record, life history, ecology, morphology, and economic importance.
What is a bivalve mollusk? - NOAA's National Ocean Service
WebBivalve mollusks are invertebrates with two-part shells that breathe, feed, and move through their gills. They are diverse, abundant, and economically valuable in the ocean, and play important roles in filtering water and providing habitat.
Bivalvia - Wikiwand
WebBivalvia, in previous centuries referred to as the Lamellibranchiata and Pelecypoda, is a class of marine and freshwater molluscs that have laterally compressed bodies enclosed by a shell consisting of two hinged parts.
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