family odobenidae

Thân thiện

A walrus of the family Odobenidae rests on an Arctic ice floe.

Definition

Proper noun * Family Odobenidae: A taxonomic family within the order Carnivora, comprising the walrus and its extinct relatives. This family is characterized by large, marine mammals with long tusks, whiskers, and a nearly hairless body, adapted for life in Arctic and sub-Arctic waters.

Usage

• The term is used primarily in scientific, zoological, and paleontological contexts to classify a specific group of pinnipeds (fin-footed mammals).
• It is a formal taxonomic designation.

Examples

• The family Odobenidae contains only one extant (living) species: the walrus ().
• Fossil records show that the family Odobenidae was once more diverse, including genera like and .
• All members of the family Odobenidae share distinctive anatomical features, such as elongated upper canine teeth that form tusks.

Advanced Usage

• In cladistics (a method of biological classification), Family Odobenidae is often discussed in relation to its sister families, Otariidae (eared seals and sea lions) and Phocidae (true seals), within the clade Pinnipedia.

Variants and Related Words

• Odobenid (noun): A member of the family Odobenidae; a walrus or an extinct walrus-like animal.
  • The fossil was identified as an odobenid from the Miocene epoch.
• Odobenine (adjective): Of or relating to the family Odobenidae.
  • The study focused on odobenine evolution.

Synonyms

• Walrus family: A common, non-scientific synonym.
• Tusked seals: A descriptive term referencing their most prominent feature.

Different Meanings

This term has a single, specific zoological meaning. It does not have general or idiomatic uses outside of scientific classification.

Học thuật

Noun

1. walruses and extinct forms

Từ đồng nghĩa

• Odobenidae
• family Odobenidae