family Crocodylidae

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Definition

Noun: - Family Crocodylidae: A taxonomic family of large aquatic reptiles within the order Crocodilia, comprising the "true crocodiles." Members of this family are characterized by a V-shaped snout, visible lower teeth when the mouth is closed, and salt glands on the tongue for excreting excess salt. This family is distinct from other crocodilian families like alligators (Alligatoridae) and gharials (Gavialidae).

Usage Examples
  • Noun:
    • The Nile crocodile is a well-known member of the family Crocodylidae.
    • Scientists study the evolution of the family Crocodylidae to understand ancient reptiles.
Advanced Usage
  • In taxonomic context: The term is used in scientific classification to group species with shared evolutionary traits.
    • The genus Crocodylus is placed within the family Crocodylidae.
Variants and Related Words
  • Crocodylidae (n): The standardized, often italicized, form of the family name in taxonomic writing.
    • The fossil record provides insights into the early members of Crocodylidae.
  • Crocodylid (n/adj): A member of the Crocodylidae family; pertaining to this family.
    • The crocodylid skull exhibits distinct features.
  • Crocodilian (n/adj): Pertaining to the broader order Crocodilia, which includes Crocodylidae, Alligatoridae, and Gavialidae.
    • Alligators and crocodiles are both crocodilian reptiles.
Synonyms
  • True crocodiles: A common name for the family.
  • Crocodiles (in strict biological/technical usage): Refers specifically to members of Crocodylidae, not to all crocodilians.
Related Phrases / Terms
  • Taxonomic hierarchy: The term is used within this system: Kingdom > Phylum > Class > Order (Crocodilia) > Family (Crocodylidae) > Genus (e.g., ) > Species.
    • Understanding the position of family Crocodylidae in the taxonomic hierarchy is essential for biologists.
Noun
  1. true crocodiles

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