class Tentaculata

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Definition
  1. Noun:
    • A taxonomic class of ctenophores: "Class Tentaculata" refers to a specific class within the phylum Ctenophora, commonly known as comb jellies. The defining characteristic of organisms in this class is the presence of retractable tentacles, which they use for capturing prey.
Usage Examples
  • Noun:
    • The comb jelly we observed belongs to the class Tentaculata. (The organism is classified within this specific taxonomic group.)
    • Scientists study the class Tentaculata to understand the evolution of feeding structures in ctenophores. (The class is the subject of scientific research.)
Advanced Usage
  • In taxonomic hierarchy: Used in formal biological classification to group ctenophore species that share the feature of having tentacles.
    • The phylum Ctenophora is divided into two main classes: Tentaculata and Nuda. (It is used to specify one of the primary divisions within the phylum.)
Variants and Related Words
  • Tentaculate (adj): Possessing tentacles. This adjective describes the characteristic feature of the class.
    • The tentaculate ctenophore moved gracefully through the water.
  • Ctenophore (n): The common name for any member of the phylum Ctenophora, which includes the class Tentaculata.
  • Comb jelly (n): A common, non-scientific name for ctenophores.
Synonyms
  • Tentaculate ctenophores: A descriptive synonym emphasizing the key feature.
  • Cydippida (n): This is the name of a prominent order within the class Tentaculata, sometimes used informally to refer to similar species. (Note: Cydippida is a subset, not a perfect synonym for the entire class).
Notes on Meaning

This term is highly specialized and used almost exclusively in scientific contexts, particularly in zoology, marine biology, and taxonomy. It does not have everyday or figurative meanings.

Noun
  1. ctenophores have retractile tentacles

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