New 190-Million-Year-Old “Sword Dragon” Rewrites Ichthyosaur Evolution

A uniquely preserved ichthyosaur from the Pliensbachian period helps resolve when a major evolutionary shift occurred among Jurassic marine reptiles. A nearly complete skeleton discovered along the UK’s Jurassic Coast has been identified as a previously unknown and rare species of ichthyosaur, a prehistoric marine reptile that once dominated ancient seas. The dolphin-sized species, named […]Science,Evolutionary Biology,Fossils,Ichthyosaurs,Jurassic Period,Paleontology,University of Manchester#190MillionYearOld #Sword #Dragon #Rewrites #Ichthyosaur #Evolution1768276761