Tag Archives: paleontology

Eunotosaurus, Pappochelys and the crisis in reptilian phylogeny

From: Evolutionary origin of the turtle skull G. S. Bever, Tyler R. Lyson, Daniel J. Field & Bhart-Anjan S. Bhullar; A Middle Triassic stem-turtle and the evolution of the turtle body plan Rainer R. Schoch & Hans-Dieter Sues; An ancestral … Continue reading

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Tyrannosaurs of the south redux: megaraptorans as tyrannosaurs?

Shortly after we had reached the mlechCha-land we read an abstract of a presentation in a meeting on vertebrate paleontology where Argentinian scientists reported the discovery of a large theropod (~6m long) with huge claws. At that point those claws … Continue reading

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On feathers, fleas and big stem birds

Should the Mesozoic dinosaurs have been depicted with feathers or not? This question seems to have been asked by very few people until the last 15 years. Of course we had Robert Bakker and Gregory Paul presciently do this, but … Continue reading

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