Isurus

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Definition

Proper noun * A genus of sharks: Isurus is the scientific genus name for a group of large, fast-swimming mackerel sharks, commonly known as mako sharks.

Usage Notes
  • is used almost exclusively in scientific, zoological, or technical contexts. It is not a word used in everyday conversation.
  • As a proper noun (the name of a specific genus), it is typically capitalized.
  • It is often followed by a species name to identify a specific type of mako shark (e.g., for the shortfin mako).
Examples
  • The genus Isurus contains some of the fastest sharks in the ocean.
  • Isurus paucus, the longfin mako, is less common than its shortfin relative.
  • The fossil record shows that Isurus has existed for millions of years.
Advanced Usage
  • In taxonomic classification: The word is used to define a precise biological grouping.
    • The specimen was definitively classified under the genus Isurus.
Variants and Related Words
  • Mako shark (n): The common name for sharks belonging to the genus .
  • Lamnidae (n): The biological family to which the genus belongs.
Synonyms
  • Mako (n): The common name synonym.
  • Mackerel shark (n): A broader descriptive term for sharks in the family Lamnidae, which includes the genus .
Noun
  1. mako sharks

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