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Kelmayisaurus: marrazkia
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Kelmayisaurus

Izenaren esanahia: “Karamay lizard”1
Jaten zuen: HaragiaDino haragijaleakBehe Kretazeoa

Kelmayisaurus was a huge meat-eating dinosaur that lived in what is now China during the Early Cretaceous. It had sharp teeth and a powerful jaw to hunt other dinosaurs. Scientists think it was about as long as a school bus!1

Bizi izan zen
Duela 137 eta 100 milioi urte artean3
Behe Kretazeoa
Fosilak hemen aurkitu dira:
Wuerho, Junggar Basin, Xinjiang, China13
Luzera
10 eta 12 m artean (33 eta 39 ft artean)1
Altuera
3,5 m (11 ft)
kalkulua
Abiadura maximoa
25 km/h inguru (16 mph)
Korrika egitea, kalkulua

Noiz bizi izan zen?

Triasikoa
Jurasikoa
Kretazeoa
Duela 252 milioi urte20114566, asteroidea

Zein handia zen?

Zein luzea zen?

Kelmayisaurus 12 m inguru luze (39 ft)Heldu baten bizikleta 1,8 m inguru (5,9 ft)Auto bat 4,5 m inguru (15 ft)Elefante bat, gaur egungo lehorreko animaliarik handiena 6,5 m inguru (21 ft)

Zein altua zen?

Zaldi bat1,6 m inguru (5,2 ft)Elefante bat3,2 m inguru (10 ft)Kelmayisaurus3,5 m inguru altu (11 ft)Jirafa bat5,5 m inguru (18 ft)

kalkulua

ilaran aparkatutako 2,5 auto bezain luzebata bestearen atzean jarritako 67 banana bezain luze100 metro 14 segundotan egin zitzakeen korrika (gizakirik azkarrenak 9,6 behar ditu)

Zein handia zen Kelmayisaurus ZUREKIN alderatuta?

Zure nabigatzaileko kalkulu hutsak. Ez da ezer gordetzen ez inora bidaltzen.

Zein azkarra zen?

gauza bikainak

Datu dibertigarriak

1

Kelmayisaurus is known from only a partial skull, including a left dentary (lower jaw bone) and part of the upper jaw.1

2

Its name means 'Karamay lizard' after the city of Karamay in Xinjiang, China, which is famous for petroleum.1

3

For a long time, scientists thought Kelmayisaurus might be a nomen dubium (a doubtful name) because its fossils were so few. But a 2011 study confirmed it is a valid genus.12

4

Kelmayisaurus is one of only two carcharodontosaurid dinosaurs known from Asia, showing that these giant predators lived all over the world.2

5

The only known fossil of Kelmayisaurus was found in the Lianmuqin Formation, which dates to between 140 and 100 million years ago.1

6

A supposed second species called 'K. gigantus' was mentioned in a book, but it was a mistake and actually refers to a different dinosaur called Klamelisaurus.1

AAk eginaKelmayisaurus: AAk egindako irudia
Kelmayisaurus nolakoa izan zitekeen erakusten duen AAk egindako irudia, ordenagailu batek zientzialariek dakitenetik sortua. Asmakizun bat da: benetako animalia desberdina izan zitekeen, eta inork ez daki zein ziren bere benetako koloreak.
zure galderak

Kelmayisaurus: gehien egindako galderak

?How big was Kelmayisaurus?

It was about 10 to 12 meters (33 to 39 feet) long, roughly as long as a large bus.1

?What did Kelmayisaurus eat?

It was a meat-eater that hunted other dinosaurs, using its sharp teeth and powerful jaw.1

?When did Kelmayisaurus live?

It lived during the Early Cretaceous period, between about 140 and 100 million years ago.1

?Is Kelmayisaurus a dinosaur?

Yes, it is a theropod dinosaur, a type of meat-eating dinosaur.1

Mito-hauslea

Mitoa: Some people think Kelmayisaurus was a giant 21-meter-long dinosaur.

Egia: The 21-meter length came from a misidentified fossil that actually belongs to a sauropod called Klamelisaurus. The real Kelmayisaurus was about 10 to 12 meters long.1

Dino adituentzat

Izen zientifikoa
Kelmayisaurus
Izendatzailea:
Dong 19733
Taldea
Dino haragijaleak
Familia / klada
Carcharodontosauridae3
Sailkapena
Theropoda > Allosauroidea > Carcharodontosauridae3
Arroken adina
137 eta 100 milioi urte artean (Valanginian / Albian)3
Arroka-formazioak
Lianmuqin3
Herrialdeak
Txina3
Fosil-erregistroak
1 The Paleobiology Database datu-basean3
Aurkikuntza
Kelmayisaurus was named by Chinese paleontologist Dong Zhiming in 1973 based on a partial skull found near Wuerho in the Junggar Basin of Xinjiang, China.13
Oraindik eztabaidagai
Scientists are not sure exactly how Kelmayisaurus is related to other carcharodontosaurids, because its fossils are so incomplete.1

Datuak nondik datozen

  1. Kelmayisaurus (en.wikipedia.org)
  2. A reassessment of Kelmayisaurus petrolicus, a large theropod dinosaur from the Early Cretaceous of China (palaeobiology.web.ox.ac.uk)
  3. Kelmayisaurus in The Paleobiology Database (CC BY 4.0): adina, tokiak, arroka-formazioak, sailkapena.

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