class Pelecypoda

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Definition
  1. Noun:
    • A taxonomic class of mollusks: "Class Pelecypoda" is a scientific term referring to a class of bivalve mollusks, characterized by having a two-part hinged shell. This class includes familiar shellfish such as oysters, clams, scallops, and mussels. It is synonymous with the class Bivalvia.
Usage Examples
  • Noun:
    • Marine biologists study the diverse species within the class Pelecypoda.
    • Oysters and clams, both members of the class Pelecypoda, are important filter feeders in aquatic ecosystems.
Advanced Usage
  • In scientific classification: The term is used in formal biological taxonomy to categorize a major group of mollusks.
    • The fossil record shows that the class Pelecypoda has existed for hundreds of millions of years.
Variants and Related Words
  • Bivalvia (n): The modern, more commonly used synonym for the class Pelecypoda.
    • The class Bivalvia is known for its two-valved shell.
  • Bivalve (n): A common name for any member of this class.
    • A scallop is a type of bivalve.
  • Lamellibranchia (n): An older, alternative taxonomic name for the same class.
    • Some historical texts refer to these mollusks as the class Lamellibranchia.
Synonyms
  • Bivalvia: The synonymous class name.
  • Lamellibranchia: An older synonymous class name.
Related Phrases
  • Bivalve mollusk: A descriptive phrase for an organism belonging to this class.
    • The aquarium has an exhibit on bivalve mollusks like mussels and clams.
Noun
  1. oysters; clams; scallops; mussels

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