Archive for April, 2021

WFS News: A new basal hadrosaurid (Dinosauria: Ornithischia) from the latest Cretaceous Kita-ama Formation in Japan implies the origin of hadrosaurids

@WFS,World Fossil Society,Riffin T Sajeev,Russel T Sajeev An international team of paleontologists has identified a new genus and species of hadrosaur or duck-billed dinosaur, Yamatosaurus izanagii, on one of Japan’s southern islands. The fossilized discovery yields new information about hadrosaur migration, suggesting that the herbivors migrated from Asia to North America instead of vice versa. […]

WFS News: Archean geodynamics: Ephemeral supercontinents or long-lived supercratons 

@WFS,World Fossil Society,Riffin T Sajeev,Russel T Sajeev Archean geodynamics: Ephemeral supercontinents or long-lived supercratons  Yebo Liu ;Ross N. Mitchell ;Zheng-Xiang Li ;Uwe Kirscher ;Sergei A. Pisarevsky ;Chong Wang,Geology (2021) https://doi.org/10.1130/G48575.1 Many Archean cratons exhibit Paleoproterozoic rifted margins, implying they were pieces of some ancestral landmass(es). The idea that such an ancient continental assembly represents an Archean supercontinent has been proposed […]