Episode 480: A brand new oviraptorosaur, Eoneophron, that lived along T. rex., the “Pharaoh’s first light rooster from Hell”, used to be described from the Hell Creek; The huge carnivore Acrocanthosaurus roamed in all places what’s now the U.S.; and an replace at the Yale Peabody Museum’s renovations
Information:
- A brand new oviraptorosaur, Eoneophron, the “Pharaoh’s first light rooster from Hell.” is a detailed relative to Anzu the “rooster from Hell” supply
- Acrocanthosaurus has definitively been present in Maryland, U.S. (Arundel Formation) supply
- The Yale Peabody Museum is reopening this spring supply
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The dinosaur of the day: Chaoyangsaurus
- Basal ceratopsian that lived within the Past due Jurassic in what’s now Liaoning Province, China (Tuchengzi Formation)
- Is helping display that ceratopsians return to the Jurassic (ahead of earliest identified ones have been from the Early Cretaceous)
- Appears slightly like Psittacosaurus, however with an extended face
- Small, walked on two legs, had quills at the tail
- Has a rostral bone, which supplies it a parrot-like beak (that’s what makes it ceratopsian, from birthday party of ceratopsians episode 450)
- Estimated to be about 3.3 feet (1 m) lengthy and weigh about 13 lb (6 kg)
- Cranium is set 5.5 in (14 cm) lengthy
- Had a pair cheek bones
- Herbivorous
- Had tightly packed cheek tooth
- Decrease jaw very similar to psittacosaurs
- Additionally had some similarities to heterodontosaurids
- Had 5 particular, distinctive options, together with the jugal bone (at the cheek) has a easy floor at the boss
- A part of the circle of relatives Chaoyangsauridae, one of the most earliest identified marginocephalians (clade that comes with Pachycephalosauria and Ceratopsia)
- Extra basal than Psittacosaurus and neoceratopsians
- Contains Chaoyangsaurus, Xuanhuaceratops, Yinlong, Hualianceratops, and Stenopelix
- Circle of relatives had small frills and sharp beaks
- Kind species is Chaoyangsaurus youngi
- Fossils present in 1976 via Cheng Zhengwu close to Chaoyang
- Holotype is an grownup and is a partial skeleton with a cranium, and comprises braincase, decrease jaws, neck bones, proper shoulder blade and proper higher arm
- Dinosaur used to be discussed in more than one puts ahead of being formally named
- Manner for some time it used to be a nomen nudum (“bare identify”)
- First time used to be in a guidebook to a museum showcase, and written as Chaoyoungosaurus
- In 1983 Zhao Xijin discussed Chaoyangosaurus however didn’t describe it so it used to be a nomen nudum
- Additionally discussed in a paper that wasn’t printed, and in a 1992 e book about Chinese language dinosaurs, the place Dong spelled it as Chaoyangosaurus. However once more, no formal description so nonetheless a nomen nudum
- Formally named in 1999 when Zhao Xijin, Cheng Zhengwu, and Xu Xing described the dinosaur
- Genus identify manner “Chaoyang lizard”
- Species identify is in honor of paleontologist C. C. Younger, the founding father of Chinese language vertebrate paleontology
- Lived in an arid local weather
- Different animals that lived round the similar time and position come with pterosaurs and small theropods
A laugh Truth:
Some animals shrink through the years because of the “recurrent inverse Cope’s rule”.
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