tentaculata

Thân thiện

A ctenophore swims gracefully with its tentaculata extended.

Definition

1. Proper noun (Taxonomic class):
   • A class of ctenophores (comb jellies) characterized by having tentacles: Tentaculata refers to a major taxonomic class within the phylum Ctenophora. Organisms in this class possess tentacles, which are often retractile (capable of being drawn back), used for capturing prey.

Usage Examples

• Proper noun:
  • The Tentaculata is one of the two traditional classes of ctenophores.
  • Most comb jellies you might see in an aquarium belong to the class Tentaculata.
  • Scientists study the Tentaculata to understand the diversity of gelatinous zooplankton.

Advanced Usage

• In taxonomic hierarchy: The term is used in formal biological classification.
  • The phylum Ctenophora is divided into the classes Tentaculata and Nuda.

Variants and Related Words

• Tentaculate (adj): Possessing tentacles.
  • The tentaculate organism moved gracefully through the water.
• Ctenophore (n): The common name for any member of the phylum Ctenophora, including those in the class Tentaculata.
  • Ctenophores are also known as comb jellies.

Synonyms

• Tentaculate ctenophores: A descriptive synonym emphasizing the defining feature.
• Comb jellies with tentacles: A common-language equivalent.

Notes on Meaning

• The term is highly specific to marine biology and taxonomy. It refers exclusively to the taxonomic grouping and not to the tentacles themselves. The singular form "tentaculatum" is not used; the class name is always "Tentaculata."

Học thuật

Noun

1. ctenophores have retractile tentacles

Từ đồng nghĩa

• Tentaculata
• class Tentaculata