Percoidea

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Definition

Noun: - A taxonomic superfamily of fish: In some biological classification systems, 'Percoidea' is used as a superfamily name for a large group of spiny-rayed fishes. It is considered nearly or exactly equivalent to the order Perciformes, which in this context are treated as a suborder.

Usage Notes
  • This is a specialized term used in the scientific field of ichthyology (the study of fish) and biological taxonomy.
  • Its usage and taxonomic rank (e.g., superfamily vs. order) can vary between different classification systems.
Examples
  • Noun:
    • The family Serranidae, which includes groupers and sea basses, belongs to the superfamily Percoidea.
    • Some older classification schemes placed a vast number of perciform fish within the Percoidea.
Advanced Usage
  • The term is primarily used in academic and scientific literature discussing fish phylogeny and systematics.
  • In modern taxonomy, the use of 'Percoidea' as a formal rank has been largely superseded, with 'Perciformes' being the more widely accepted order-level name.
Variants and Related Words
  • Perciformes (n): The large order of ray-finned fish to which Percoidea is closely related or equivalent.
  • Percoid (adj/n): (Adjective) Resembling or related to the perch or the Perciformes. (Noun) A fish of the superfamily Percoidea or the order Perciformes.
Synonyms
  • Percoids (when used as a common name for the group)
  • Perciformes (in the specific context where the order is treated as equivalent to the superfamily Percoidea)
Noun
  1. in some classifications nearly or exactly equivalent to the Perciformes which are considered a suborder

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