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six-gilled shark

noun
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variants: or less commonly sixgill shark \ ˈ⸗ˌ⸗-​ \

Definition of six-gilled shark

: a cowshark (genus Hexanchus) having six gill slits especially : a common dusky Pacific shark (H. griseus) — compare hexanchidae

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“Six-gilled shark.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/six-gilled%20shark. Accessed 6 December 2019.

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