Keasius
Extinct genus of sharks

Keasius is an extinct genus of basking sharks that lived during the Cenozoic. It contains four valid species, which have been found in North America, Europe, and Antarctica.
01Palaeobiology
A 2026 study analyzed a regurgitalite produced by either a lamniform or a hexanchid shark which contained remains attibuted to K. cf. septemtrionalis from the Miocene (Burdigalian) of Slovenia, extending it's known range to the southeastern central paratethys ocean.
Sources and credits
This article is adapted from the Wikipedia article “Keasius”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- Austromola angerhoferi.jpg by Apokryltaros, CC BY-SA 4.0
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