Strange mosasaur with screwdriver teeth
[gizmodo.com]

The open access paper is:

Nicholas R. Longrich, Nour-Eddine Jalil, Xabier Pereda-Suberbiola, and
Nathalie Bardet, 2023 Stelladens mysteriosus: A Strange New Mosasaurid
(Squamata) from the Maastrichtian (Late Cretaceous) of Morocco.
Fossils, 1(1), 2-14
[www.mdpi.com]

Yours,

Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)