Skip to content

I Know Dino Podcast Present Notes: Tsintaosaurus (Episode 241)


    Episode 241 is all about Tsintaosaurus, a hadrosaur with a particular “unicorn-like” head crest.

    We additionally interview David Evans, a prolific researcher, affiliate Professor on the College of Toronto, and curator of dinosaurs on the Royal Ontario Museum (ROM)

    Massive because of all our patrons! Your help means a lot to us and retains us going! When you’re a dinosaur fanatic, be a part of our rising group on Patreon at

    You’ll be able to hearken to our free podcast, with all our episodes, on Apple Podcasts at:

    With David Evans and Zuul, on the Royal Ontario Museum

    On this episode, we talk about:


    • A brand new dinosaur, Vespersaurus paranaensis, with one giant center toe and two small slashing claws was found supply
    • The Academy of Pure Sciences of Drexel College in Philadelphia has a brand new Dinosaurs Across the World exhibit supply
    • In Edinburgh, Scotland, there are animatronic dinosaurs at West Lothian purchasing middle supply
    • The Peoria, Illinois Riverfront Museum is getting the AMNH T. rex exhibit in 2021 supply
    • Runescape is getting an replace referred to as The Land Out of Time with dinosaurs supply
    • Apex Legends 2 is getting “harmful dinosaurs” supply
    • Jurassic World Alive has an replace, the place you’ll be able to feed and play together with your dinosaurs in new “sanctuaries” supply

    The dinosaur of the day: Tsintaosaurus

    • Hadrosaurid that lived within the Late Cretaceous in what’s now China (Jingangkou Formation)
    • About 27 ft (8.3 m) lengthy and weighed 2.5 tonnes
    • Herbivore, had a dental battery and a “duck invoice”
    • Largely quadrupedal, however might rear up on two legs when looking out and to run away from predators, or to eat
    • Might have lived in herds
    • Fossils present in 1950
    • Described in 1958 by C. C. Younger (Yang Zhongjian)
    • Kind species is Tsintaosaurus spinorhinus
    • Identify means “qingdao lizard” (outdated transliteration, which is transferring one letter of the alphabet of 1 language to the opposite, of Tsingtao)
    • Qingdao is a metropolis
    • Species title means “with a nostril backbone”
    • Holotype consists of a partial skeleton with a cranium (paratype discovered, with a cranium roof)
    • Typically talked about as a “unicorn-like” dinosaur
    • Younger thought Tsintaosaurus had a unicorn-like crest on its cranium (with a fork on the finish), about 15.7 in (40 cm) lengthy and practically vertical from the again of the pinnacle, and that the crest was hole
    • Different partial skeletongs and disarticulated components had been present in the identical space. Some Yang referred to Tsintaosaurus, others had been named Tanius chingkankouensis or Tanius laiyangensis
    • Rozhdestvensky and Taquet thought-about Tsintaosaurus spinorhinus to be a junior synonym of Tanius sinensis
    • Not everybody agreed
    • In 1990, David Weishampel and Jack Horner stated the crest was not hole and will have truly been a damaged nasal bone from the highest of the snout, and if Tsintaosaurus didn’t have a definite crest, it could have been a synonym of Tanius (which seemed related however didn’t have a crest). They thought Tsintaosaurus was a chimera
    • Then in 1993 Eric Buffetaut and in 1995 Haiyan Tong-Buffetaut discovered that the crest was right (upright) and described a second specimen with a vertical crest, which helped present the crest was actual, and Tsintaosaurus was distinct due to it
    • In 2013 Albert Prieto-Márquez and Jonathan Wagner reconstructed Tsintaosaurus and located the crest was the rear half of a bigger head crest that began on the tip of the snout, and included fused nasal bones that made a hole tubular construction. The crest would have been largely vertical however pointed a bit of to the again of the pinnacle (might have initially seemed vertical due to the best way it fossilized)
    • Crest was hole and domed
    • They discovered that the tubular construction was not an air passage and steered it helped make the crest much less heavy
    • Nasal passage passes via the crest
    • Nasal passages might have allowed Tsintaosaurus to make low-frequency noises
    • Principal a part of the crest hasn’t been but discovered however would have been fabricated from premaxillary bones
    • Additionally discovered that Tsintaosaurus had a number of distinct traits, together with a spherical, thick rim of is higher beak
    • Categorized as a lambeosaurine
    • Can see Tsintaosaurus in Jurassic World: Evolution

    Enjoyable Truth:
    Dwelling dinosaurs (birds) are the one amniotes with coloured eggs. They in all probability developed in Archosauria, presumably inside Eumaniraptora.