Hexanchus griseus
Definition
Noun A large, primitive species of shark belonging to the family Hexanchidae, characterized by having six gill slits (most sharks have five) and a single dorsal fin. It is widely distributed in temperate and tropical seas worldwide, typically found in deep waters.
Usage
The term "Hexanchus griseus" is the scientific (Latin) binomial name for this specific shark species. It is used in formal, academic, and scientific contexts such as marine biology, zoology, and fisheries science. * The Hexanchus griseus is often studied for its primitive anatomical features. * A specimen of Hexanchus griseus was recorded at a depth of over 2,000 meters.
Advanced Usage
- In taxonomic classification, is the genus name and is the specific epithet. The full binomial is always italicized.
- The species is notable for its ovoviviparous reproduction, where eggs hatch inside the female's body.
Variants and Related Words
- Common names: Bluntnose sixgill shark, cow shark.
- Genus: (referring to the genus that includes this and other sixgill sharks).
- Family: Hexanchidae (the family of cow sharks and frilled sharks).
Synonyms
- Bluntnose sixgill shark
- Cow shark (though this can refer to other species in the family Hexanchidae)
Related Phrases / Terms
- Deep-sea shark: A descriptive term often associated with due to its common habitat.
- Primitive shark: A term referencing its ancient lineage and conserved anatomical traits.
Noun
-
large primitive shark widely distributed in warm seas
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