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Episode 371: A New raptor in Europe and a toothless theropod in Brazil


    Episode 371 is all about Probactrosaurus, a hadrosauroid that lived within the Late Cretaceous in what’s now Inside Mongolia, China.

    We additionally interview David Levering, Camps Director on the Fort Hays State College’s Sternberg Museum of Pure Historical past and creator of the Sternberg Museum of Pure Historical past On-line. Take a look at our video of the digital museum at

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    On this episode, we focus on:


    • The primary toothless ceratosaur from South America, Berthasaura leopoldinae, was present in Brazil supply
    • A brand new Deinonychus-sized raptor, Vectiraptor greeni, was discovered on the Isle of Wight supply
    • Marvel’s Moon Lady and Satan Dinosaur animated collection has a brand new trailer supply
    • A brand new picture from Jurassic World: Dominion exhibits Owen Grady taming a Parasaurolophus within the snow supply

    The dinosaur of the day: Probactrosaurus

    • Hadrosauroid that lived within the Late Cretaceous in what’s now Inside Mongolia, China (Dashuigou Formation)
    • Appears like a typical hadrosaur, with a duckbill and hulking physique
    • Medium-sized and gracile
    • Estimated to be 18 ft (5.5 m) lengthy and weigh 1 tonne
    • Herbivorous
    • Had a slender snout, and elongated jaw
    • Had tooth batteries
    • No crest on the cranium
    • Had lengthy, slender arms and fingers and a small thumb spike
    • Most likely largely walked on 4 legs
    • Fossils present in 1959 and 1960 throughout a Russian-Chinese language expedition
    • Holotype is a partial skeleton with a cranium
    • One other partial skeleton and fragments have been additionally discovered
    • Described in 1966 by Anatoly Konstantinovich Rozhdestvensky
    • Sort species is Probactrosaurus gobiensis
    • Genus title means “earlier than Bactrosaurus”
    • Genus named refers back to the speculation that Probactrosaurus was a direct ancestor of Bactrosaurus (scientists don’t suppose that anymore)
    • Species title refers back to the Gobi desert
    • Rozhdestvensky named a second species, Probactrosaurus alashanicus, primarily based on fragments, in 1966 primarily based on the again of a cranium
    • Species title refers back to the Alxa League (on the western a part of Inside Mongolia)
    • In 2002, David Norman revised Probactrosaurus. He mentioned the holotype of Probactrosaurus alashanicus was misplaced and that it was a synonym of Probactrosaurus gobiensis
    • Lü Junchang named Probactrosaurus mazongshanensis in 1997, primarily based on fossils present in 1992 (a partial cranium and skeleton)
    • Species title refers back to the Mazong Shan area
    • Later it was formally described and renamed as Gongpoquansaurus
    • Probactrosaurus could also be intently associated to Siamodon, an iguanodontian present in Thailand, however they’ve completely different numbers of tooth positions

    Enjoyable Truth:
    It’s unlikely that dinosaurs had venom, however a few of them might have been poisonous.


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