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Tylosaurus rex

Coverage of Tylosaurus rex in the Nexus archive.

Earliest in view: May 23 · 10:50 UTCMost recent: May 23 · 10:50 UTC

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SCIENCEMay 23 · 10:50 UTCSCIENCE DAILY
Scientists discover giant sea predator Tylosaurus rex that terrorized ancient oceans
Scientists discovered Tylosaurus rex, a 43-foot-long mosasaur from Texas, which roamed ancient oceans 80 million years ago. This discovery challenges existing theories about the evolution of marine reptiles.