brachiopoda

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brachiopoda

A marine biologist carefully examines a brachiopoda fossil in the lab.

Definition
  1. Noun:
    • A phylum of marine invertebrates: Brachiopoda refers to a phylum of lophophorate animals that have a dorsal and ventral shell, enclosing a pair of ciliated arms (lophophore) used for feeding. They are commonly known as lamp shells and superficially resemble bivalve mollusks but are not closely related.
Usage Examples
  • Noun:
    • Fossils of the Brachiopoda are abundant in Paleozoic rocks.
    • The biologist studied the anatomy of a living brachiopoda.
    • Brachiopoda were more diverse in ancient seas than they are today.
Advanced Usage
  • In taxonomic context: Used with a capital 'B' to denote the phylum as a formal taxonomic rank.
    • The phylum Brachiopoda is divided into two major classes: Articulata and Inarticulata.
Variants and Related Words
  • Brachiopod (n): An individual animal belonging to the phylum Brachiopoda.
    • The brachiopod attached itself to the rocky seabed.
Synonyms
  • Lamp shells: A common name for brachiopods, derived from their shell shape resembling ancient oil lamps.
brachiopoda

A marine biologist carefully examines a brachiopoda fossil in the lab.

Noun
  1. marine invertebrates that resemble mollusks

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