Ochotonidae

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Definition

Proper noun * Ochotonidae: The biological family name for pikas and their extinct relatives. It is a taxonomic classification within the order Lagomorpha, which also includes rabbits and hares.

Usage
  • This word is used exclusively in scientific and zoological contexts to refer to the taxonomic family.
  • It is always capitalized as it is a proper noun (a specific name).
  • Example: "The family Ochotonidae is distinguished from Leporidae (rabbits and hares) by its smaller size, shorter ears, and lack of a visible tail."
Advanced Usage
  • In phylogenetic studies, the term is used to discuss evolutionary relationships: "Fossil evidence places the divergence of Ochotonidae and Leporidae in the Oligocene epoch."
Variants and Related Words
  • Ochotona (Proper noun): The sole extant genus within the family Ochotonidae, comprising all living pika species.
    • Example: "The genus Ochotona has a wide distribution across North America and Asia."
  • ochotonid (Noun/Adjective): A member of the family Ochotonidae; relating to this family.
    • Example (Noun): "This fossil is clearly an ochotonid." Example (Adjective): "The ochotonid skull has distinct characteristics."
Different Meanings

This word has only one specific meaning in modern English: the zoological family name.

Synonyms
  • Pika family: A common, non-technical synonym.
    • Example: "The pika family is adapted to cold climates."
Antonyms

There is no direct antonym, but within the order Lagomorpha, the contrasting family is: * Leporidae: The family containing rabbits and hares.

Related Terms & Context
  • Lagomorpha: The order to which Ochotonidae belongs.
  • Pika: The common name for any living member of the family Ochotonidae.
  • Taxonomy: The scientific discipline of classification where this term is used.
Noun
  1. pikas and extinct forms

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