I Know Dino Podcast Present Notes: Omeisaurus (Episode 125)

Episode 125 is all about Omeisaurus, a sauropod that lived within the Jurassic in what’s now China.

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On this episode, we talk about:


  • Zhongjianosaurus yangi a 310g (11oz) raptor from the early cretaceous was present in China and resembles a mini velociraptor
  • Moabosaurus Utahensis a possible titanosaur additionally from the early cretaceous was discovered close to Moab, Utah in a large shattered and bug-eaten bonebed
  • Camarasurus doubtless had massive gums and probably even a beak in keeping with a examine in PalZ
  • Ugrunaaluk kuukpikensis the “historic grazer” present in 2015 in Alaska could also be really simply be an Edmontosaurus regalis in keeping with PLOS One
    • In addition they present that hadrosaurs almost definitely developed in North America, though fashions nonetheless present that an Asian origin is feasible
  • Future Study has launched a brand new free on-line course, referred to as Extinctions: Previous and Current which focuses on Earth’s 5 mass extinctions
  • The Institute for the Examine of Mongolian Dinosaurs launched new artwork of Pinacosaurus, Nemegtosaurus, Psittacosaurus, Velociraptor, Deinocheirus, Oviratpor, and Tarbosaurus
  • Le Musee des Beaux Arts d’Angouleme and l’affiliation Paleocharente are elevating cash for a brand new exhibition and can identify a bone after you for the fitting worth
  • The College of California Museum of Paleontology in Berkeley held their annual brief course on March 4, and this yr the subject was dinosaurs
  • The Morris Museum in NJ hosted an Easter egg hunt with Discipline Station Dinosaurs.
  • UK Police obtained concerned in a dispute between Dinosaur World and the ice cream store subsequent door over the place two Jurassic Park-style Deinonychus ought to sit
  • Screenrant posted one other tackle what dinosaurs would have appeared like. Spoiler alert, they don’t roar at you earlier than attempting to catch you…
  • MSN listed the “10 coolest dinosaurs” though “10 hottest dinosaurs” might be extra correct
  • Colin Trevorrow confirmed that Rexy, the long-lasting Jurassic Park T-rex will return in Jurassic World 2
  • ChillerTV printed a listing of “13 dynamic dinosaur films” that includes quite a lot of top-notch cease movement
  • On April 6, NPR marked the twenty fifth anniversary of Barney the dinosaur; and the obvious answer to a scarcity of toddler particular tv
  • Inflatable T. rex costumes confirmed up in a ballet recital and at a live performance—in fact Jurassic Park music was performed
  • Uncover the Dinosaurs Unleashed is coming to MetraPark in Montana on April 29 and 30, the winner of a joke contest will get 5 free tickets
  • IKnowDino.com was rated #8 in Prime 10 Dinosaur Blogs/Web sites by feedspot

The dinosaur of the day: Omeisaurus

  • Identify means “Omei lizard”
  • Sauropod that lived within the Jurassic in what’s now China
  • The identify Omei comes from Mount Emei (Omeisaurus was discovered there, within the Shaximiao Formation of Sichuan Province)
  • Described in 1939 by Yang Zhongjian, also referred to as C.C. Younger
  • Extra fossils had been discovered within the Seventies and Nineteen Eighties, which was the “Chinese language dinosaur rush”
  • There are six species of Omeisaurus: Omeisaurus junghsiensis, Omeisaurus changshouensis, Omeisaurus fuxiensis, Omeisaurus tianfuensis, Omeisaurus luoquanensis, Omeisaurus maoianus
  • 5 of these species (all however Omeisaurus maoianus) had been named after the places the place they had been discovered
  • Sort species is Omeisaurus junghsiensis
  • Numerous fossils discovered, so could have been the commonest sauropod within the Late Jurassic in China
  • About 66 ft (20.2 m) lengthy and weighed 9.8 tons
  • The smallest species was Omeisaurus fuxiensis, at round 35 ft (11 m) lengthy
  • Had a rounded physique, which gave it a small floor space in comparison with its quantity (which might assist it keep heat, by lowering warmth loss)
  • Had nostrils that confronted ahead
  • Had an extended neck helped it eat foliage, might in all probability eat one ton of crops a day
  • Omeisaurus tianfuensis had one of many longest sauropod necks (30 ft, or 9.1 m). Mamenchisaurus has an extended neck
  • Mamenchisaurusis thought to have changed Omeisaurus
  • Scientists used to suppose Omeisaurus was a part of the Mamenchisauridae household, now it’s considered a part of Euhelopodidae
  • Scientists used to suppose Omeisaurus had a membership tail, primarily based on the membership tail fossil being discovered close to Omeisaurus fossils, (which made it arduous to determine which household Omeisaurus belonged in), however now it’s thought to not have a membership tail, as a result of a membership tail can be too heavy and throw Omeisaurus off stability
  • Different dinosaurs that lived on the similar time and place as Omeisaurus included the sauropods Abrosaurus, Dashanpusaurus, Shunosaurus, additionally the stegosaur Huayangosaurus, the ornithischian Agilisaurus, and predators equivalent to Chuandongocoelurus, Kaijiangosaurus, Gasosaurus, Leshansaurus, Xuanhanosaurus, Yangchuanosaurus
  • Yangchuanosaurus had been large enough to be a risk to Omeisaurus
  • Can see Omeisaurus on the Zigong Dinosaur Museum in Zigong, China, and on the Beipei Museum, close to Chongqing, in China
  • Euhelopodidae is a household of sauropod dinosaurs, named by Alfred Sherwood Romer in 1956
  • Dinosaurs on this household embrace Euhelopus, Chiayusaurus, Omeisaurus, Tienshanosaurus

Enjoyable reality: Some momma birds can feed their chicks with out abdomen acid as a result of they’ve a particular pouch of their esophagus referred to as the “crop.” Dinosaurs could have additionally used a crop in an identical approach, though it’s arduous to inform since tender tissue not often fossilizes.


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