In a significant paleontological discovery, researchers have identified a new species of marine predator, Tylosaurus rex, from fossils found in Texas. This massive marine reptile, a mosasaur, lived approximately 80 million years ago and has been dubbed the ‘T. rex of the ocean’ due to its formidable size and predatory prowess.
Discovery and Research
The identification of Tylosaurus rex was the result of extensive research conducted by a team led by Amelia Zietlow, a paleontologist from the History Museum at the Castle in Appleton, Wisconsin. The team’s findings were published in the Bulletin of the American Museum of Natural History. The fossils, initially misidentified as belonging to a closely related species, Tylosaurus proriger, were reclassified after careful examination of specimens housed in various institutions.
These fossils were primarily discovered in Texas, a region not previously known for Tylosaurus findings, which are typically associated with Kansas and South Dakota. The research involved collaboration with Michael J. Polcyn, a mosasaur specialist from Southern Methodist University in Dallas, who had been investigating the possibility of a new species for over a decade.
Community Involvement
The discovery was made possible through the contributions of amateur paleontologists in the Dallas area, who played a crucial role in unearthing and donating specimens. This community involvement underscores the importance of collaborative efforts in advancing scientific knowledge.
Characteristics of Tylosaurus rex
Tylosaurus rex was a formidable predator, measuring between 30 to 35 feet in length, with the largest skull measuring over 5.5 feet. It possessed serrated teeth and robust jaw muscles, indicating a powerful bite capable of preying on fish, turtles, and other marine reptiles. The discovery of T. rex adds to the diversity of the Tylosaurus genus, suggesting that these marine reptiles were more varied than previously thought.
The holotype of Tylosaurus rex, the most complete skeleton of the species, is currently on display at the Perot Museum of Nature and Science in Dallas. This finding not only highlights the diversity of marine life during the Cretaceous Period but also emphasizes that significant scientific breakthroughs can emerge from existing museum collections.
Future Research
The research team, including study coauthor Ronald S. Tykoski from the Perot Museum, continues to explore the implications of this discovery. Further studies are underway, promising more insights into the life and environment of Tylosaurus rex.
Original reporting: KRDO (Colorado Springs metro) — read the source article.
