genus Spinus

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Definition

Noun: 1. A taxonomic genus of birds: In some biological classifications, genus Spinus is a category that includes certain small finches, specifically siskins and New World goldfinches.

Usage Notes
  • This is a specialized term used primarily in scientific classification (taxonomy) and ornithology (the study of birds).
  • It refers to a group of closely related bird species. The definition clarifies that this grouping is not universally accepted, as some classifications place these birds within the genus .
Examples
  • Scientific Context:
    • The American goldfinch is a member of genus Spinus.
    • Recent DNA studies support the recognition of genus Spinus as distinct from Carduelis.
    • Ornithologists debated whether the pine siskin should be classified under genus Spinus or Carduelis.
Advanced Usage
  • Taxonomic Hierarchy: The term is used within the standard biological classification system: Kingdom > Phylum > Class > Order > Family > Genus > Species. is the genus name.
    • Example: In the hierarchy, genus Spinus falls within the family Fringillidae.
Variants and Related Words
  • Spinus (n): The abbreviated form of the genus name, often used in italics in scientific writing: (the American goldfinch).
  • Siskin (n): A common name for several species within this genus, e.g., the pine siskin ().
  • New World goldfinch (n): A common name for goldfinch species native to the Americas within this genus, e.g., the American goldfinch ().
Synonyms
  • (None in common usage. In taxonomic contexts where is not recognized, the birds may be referred to as part of genus Carduelis.)
Different Meanings
  • This term has only one specific meaning related to biological taxonomy. It is not used in everyday language.
Noun
  1. in some classifications considered a subgenus of Carduelis: siskins and New World goldfinches

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