Catostomus

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Definition

Noun 1. A genus of freshwater fish: Catostomus is the type genus of the fish family Catostomidae, commonly known as suckers. These fish are characterized by their thick, fleshy lips adapted for bottom-feeding.

Usage
  • species are native to North America.
  • The biologist identified the specimen as belonging to the genus .
  • , the white sucker, is a widespread member of this genus.
Advanced Usage
  • In taxonomic and ichthyological contexts, is used to refer specifically to this genus and to distinguish it from other genera within the sucker family, such as or .
  • The name is often italicized in scientific writing to denote it as a genus name.
Variants and Related Words
  • Catostomid (noun): Any fish belonging to the family Catostomidae.
    • The river is home to several catostomids.
  • Catostomidae (noun): The biological family name for suckers.
    • The family Catostomidae includes many bottom-feeding species.
Synonyms
  • Sucker (common name)
  • Bottom-feeder (descriptive term)
Different Meanings

This word has a single, specific meaning as a scientific genus name in zoology (ichthyology). It does not have general English meanings outside this technical context.

Noun
  1. type genus of the family Catostomidae

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