genus castor
Definition
Noun 1. A taxonomic category in biological classification: "Genus Castor" is the genus name for beavers, representing a group of closely related species within the family Castoridae. It is the type genus for this family.
Usage
- The North American beaver () and the Eurasian beaver () are the two extant species classified under Genus Castor.
- In the taxonomic hierarchy, Genus Castor falls under the family Castoridae and the order Rodentia.
- All members of Genus Castor are characterized by their large, flat tails and impressive dam-building behavior.
Advanced Usage
- "Castor" as the genus name: The word "Castor" alone, when used in a scientific or zoological context with proper italicization and capitalization, is understood to refer to the genus. For example: "The study focused on the habitat of ."
Variants and Related Words
- Castoridae (n): The biological family to which Genus Castor belongs; the beaver family.
- Castor (n): The singular form used as the genus name in binomial nomenclature (e.g., ).
- castoreum (n): A secretion from the castor sacs of beavers (genus Castor), historically used in perfumery and medicine.
Synonyms
- Beaver genus: A descriptive, non-scientific synonym.
Different Meanings
- Castor (common noun): This word has separate meanings unrelated to the biological genus.
- A container with small holes for sprinkling sugar or pepper; a shaker.
- A heavy woolen cloth.
- (Also caster) A small wheel on a piece of furniture.
- Castor (proper noun): In mythology and astronomy, one of the twin stars (Castor and Pollux) in the constellation Gemini.
Noun
-
type genus of the Castoridae: beavers
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