New Sea Tyrant: Meet Tylosaurus rex, a 43-foot Mosasaur
TL;DR Summary
Scientists describe a new mosasaur species, Tylosaurus rex, from 80-million-year-old Texas fossils that could reach about 43 feet in length, possessed finely serrated teeth and powerful jaws, and likely dominated ancient seas; several specimens previously labeled as Tylosaurus proriger have been reclassified as this new species, highlighting ongoing revisions in mosasaur evolution and the Western Interior Seaway ecosystem.
- There's a new T. rex from the dinosaur age — and it ruled the seas with a skull-crushing bite Live Science
- Ancient seas get a new T. rex as massive mosasaur emerges from Texas fossils Phys.org
- ‘T. rex of the sea’: D-FW researchers identify new ancient marine species Dallas News
- North Texas fossils reveal giant predator dubbed ‘T. rex of the sea' NBC 5 Dallas-Fort Worth
- Exclusive: There’s a new T. rex in town—and this giant beast ruled the seas National Geographic
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