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- Bivalvia - Wikipedia
As a group, bivalves have no head and lack some typical molluscan organs such as the radula and the odontophore Their gills have evolved into ctenidia, specialised organs for feeding and breathing
- Bivalve | Definition, Characteristics, Species, Classification, Facts . . .
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 to back into left and right valves
- Bivalves - Types, Examples, Characteristics, Anatomy, Diet, Habitat
Bivalves are a group of freshwater and marine mollusks with bilaterally symmetric and laterally compressed bodies encased in a characteristic two-part shell They belong to the class Bivalvia, a term coined by Linnaeus (1758) from two Latin words, bis (two) and valvae (leaves of a door)
- What is a bivalve mollusk? - NOAAs National Ocean Service
Many bivalve species play important roles in aquatic and marine ecosystems by filtering the water and serving as habitat and prey for a variety of sea life
- Bivalvia | INFORMATION | Animal Diversity Web - ADW
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
- Class Bivalvia - Digital Atlas of Ancient Life
Phylum Mollusca, Class Bivalvia Common names of representatives: clams, scallops, oysters, mussels Habitat (s): marine (salt water), freshwater (lakes, rivers, and streams) Feeding type (s): mostly suspension feeders; some deposit feeders and carnivores Geological range: Cambrian to today
- Bivalve - New World Encyclopedia
Bivalves are aquatic mollusks belonging to the class Bivalvia (or Pelecypoda), a group that includes the familiar and economically important clams, oysters, scallops, and mussels
- Bivalve Mollusks - Characteristics, Habitat, and Examples
There are approximately 13,000 species worldwide, and they are classified under the class Bivalvia, reflecting their characteristic two-valved shells They belong to the phylum Mollusca
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