New rhynchocephalian, Vadasaurus, is not a pleurosaur ancestor

Once again taxon exclusion bites a paper on the set up and conclusion. Bever and Norell 2017 bring us a perfect Solnhofen (Late Jurassic) fossil of a small rhynchocephalian, Vadasaurus herzogi (Figs. 1,2) that they mistakenly promote as a pleurosaur … Continue reading New rhynchocephalian, Vadasaurus, is not a pleurosaur ancestor