Clad·o·sel·a·che
| \ ˌkladəˈselə(ˌ)kē \
Definition of Cladoselache
: a genus (the type of the family Cladoselachidae) comprising the most primitive known sharklike fishes, restricted to the upper Devonian and with a few other extinct forms constituting the subclass Pleuropterygii
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“Cladoselache.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Cladoselache. Accessed 24 Jun. 2021.
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