Episode 496: Three new dinosaurs together with a brand new Carnotaurus rival. Koleken lived with Carnotaurus, however so far as we all know it didn’t have horns. Plus a brand new Masiakasaurus relative Kiyacursor and a brand new titanosaur named Tiamat which can have had osteoderms.
Information:
- A brand new shut relative of Carnotaurus, named Koleken, was simply described supply
- There’s a brand new noasaurid theropod, Kiyacursor longipes supply
- There’s a brand new titanosaur, Tiamat valdecii supply
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The dinosaur of the day: Mahakala
- Small halszkaraptorine dromaeosaurid theropod dinosaur that lived within the Late Cretaceous in what’s now the Gobi Desert in Mongolia (Djadokhta Formation)
- Means it’s a semi-aquatic raptor
- Had massive claws on its second toes, like different dromaeosaurids/raptors
- Small, estimated to be about 50 to 70 cm (20 to twenty-eight in) lengthy and weigh 400 to 700 g (14 to 25 oz)
- Appeared sort of like a goose, with a small head and beak, and lengthy neck, however had an extended tail and far greater ft with massive sickle claws on them
- Had very brief arms
- Kind and solely species is Mahakala omnogovae
- Named in 2007 by Turner and others
- Discovered a partial skeleton of a virtually totally grown grownup with cranium bones, vertebrae, components of the limbs, and components of the pelvis and shoulder
- Discovered a properly preserved partial cranium and almost full skeleton
- Discovered 20 preserved tail bones
- As a halszkaraptorine, might have been swimmer
- Had options seen in early troodontids and avialans (birds)
- Had brief arms (humerus is 50% the femur size)
- Most troodontids had comparatively brief arms
- Being a basal dromaeosaurid, means it’s necessary for determining the ancestral measurement of dromaeosaurs
- Being small might assist present that dinosaurs received smaller earlier than they may fly (and that the ancestors of birds have been small and pre-adapted for flight)
- Earlier than, scientists thought miniaturization was solely within the earliest birds, and that led to flight
- Although dromaeosaurids didn’t uniformly shrink over time, and in some instances they received bigger
- Must be studied extra to higher perceive what the limb proportions imply
- Genus title is for Mahakala, considered one of eight protector deities in Tibetan Buddhism
- Species title is for Ömnögovi, a province in Mongolia
- Fossils present in 1992 throughout a joint American Museum of Pure Historical past and Mongolian Academy of Sciences expedition
- Third dromaeosaurid reported from the Djadokhta Formation (probably fourth relying on the validity of Velociraptor osmolskae, which was named in 2008 however paleontologists say must be reassessed)
- Lived in a semiarid local weather, with sand dunes and plains
- Typically had mud and sandstorms
- Different dinosaurs that lived across the similar time and place embody Velociraptor, troodontids reminiscent of Byronosaurus and Saurornithoides, oviraptors reminiscent of Citipati, Khaan, and Oviraptor, alvarezsaurids reminiscent of Kol and Shuvuuia, ceratopsians reminiscent of Protoceratops and Udanoceratops, hadrosaurs reminiscent of Plesiohadros, and ankylosaurs reminiscent of Pinacosaurus
- Different animals that lived across the similar time and place embody turtles, crocodilians, lizards, and mammals
Enjoyable Reality:
There are at the least 3 “dinosaur days”: Worldwide Dinosaur Day on the third Tuesday in Might; Nationwide Dinosaur Day on June 1st; and Australia’s Nationwide Dinosaur Day on Might seventh.
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