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Chithunzi choseketsa cha Eonatator
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Eonatator

Dzina limatanthauza: “dawn swimmer”1
Ankadya: NyamaMamosasauriKumapeto kwa KretaseKwenikweni si dainoso

Eonatator was a small, speedy marine lizard that swam in warm Cretaceous seas. It was an early relative of the giant mosasaurs, but much smaller and more agile.1

Mfundo yosangalatsa: chokwawa cha m'nyanja ichi chinkasambira pamene madainoso ankayenda pamtunda. Aliyense amazitcha madino, koma zinali nthambi ina ya zokwawa.
Ankakhala
zaka 86 mpaka 72 miliyoni zapitazo3
Kumapeto kwa Kretase
Mafosili apezeka ku
Kansas and Alabama, USA; southern Sweden; and Coello, Colombia1
Utali
2.6 m (8.5 ft)1
Liwiro lalikulu kwambiri
pafupifupi 30 km/h (19 mph)
Kusambira, kuyerekeza

Ankakhala liti?

Triasiki
Jurasiki
Kretase
Zaka 252 miliyoni zapitazo20114566, asteroidi

Anali wamkulu bwanji?

Anali wautali bwanji?

Eonatator utali wa pafupifupi 2.6 m (8.5 ft)Njinga ya munthu wamkulu pafupifupi 1.8 m (5.9 ft)Galimoto pafupifupi 4.5 m (15 ft)Njovu, nyama yaikulu kwambiri pamtunda masiku ano pafupifupi 6.5 m (21 ft)
wautali ngati agalu 2.5 otsatizana mphuno ndi mchirawautali ngati nthochi 14 zotsatizanaakanatha kusambira utali wa dziwe lalikulu losambira (50 m) m'masekondi 6

Eonatator anali wamkulu bwanji poyerekeza ndi IWEYO?

Ndi masamu chabe mu msakatuli wako. Palibe chimene chimasungidwa kapena kutumizidwa kwina kulikonse.

Anali ndi liwiro lotani?

zinthu zosangalatsa

Mfundo zosangalatsa

1

Eonatator's tail made up about 40% of its head and body length, helping it swim fast.1

2

The first Eonatator fossil was found in the Niobrara Chalk of Kansas in 1918 by Charles Hazelius Sternberg and his son Levi.1

3

Eonatator was originally thought to be a species of Clidastes or Halisaurus, but scientists gave it its own genus in 2005.1

4

A second species, Eonatator coellensis, was discovered in Colombia and named after the town of Coello.1

5

Eonatator had a smooth, triangular bone on top of its skull with a round hole called the parietal foramen.1

6

Like many mosasaurs, Eonatator gave birth to live young instead of laying eggs.2

Chopangidwa ndi AIChithunzi cha Eonatator chopangidwa ndi AI
Chithunzi cha momwe Eonatator mwina ankaonekera, chopangidwa ndi kompyuta kuchokera pa zomwe asayansi amadziwa. Ndi kungoyerekeza: nyama yeniyeniyo mwina inkaoneka mosiyana, ndipo palibe amene akudziwa mitundu yake yeniyeni.
mwafunsa

Mafunso ofunsidwa kwambiri okhudza Eonatator

?How big was Eonatator?

Eonatator was a small mosasaur. The type specimen of Eonatator sternbergii was about 2.6 metres (8.5 ft) long, and a specimen of Eonatator coellensis measured 2.8 metres (9.2 ft) long as preserved, missing part of its tail.1

?What did Eonatator eat?

The sources do not say exactly what Eonatator ate. As a small marine lizard and a mosasaur, it likely ate fish and other small sea creatures, but no specific diet is given.1

?Where was Eonatator found?

Eonatator fossils have been found in North America (Kansas and Alabama), Colombia, and Sweden. The first fossil was discovered in the Niobrara Chalk of Kansas in 1918.1

?Is Eonatator a dinosaur?

No, Eonatator is not a dinosaur. It is a marine lizard belonging to the mosasaur family.1

Kwa akatswiri a madino

Dzina la sayansi
Eonatator
Anapatsidwa dzina ndi
Bardet et al. 20053
Gulu
Mamosasauri
Banja / kladi
Mosasauridae3
Magawidwe a sayansi
Mosasauroidea3
Zaka za miyala
zaka 86 mpaka 72 miliyoni (Santonian / Campanian)3
Mapangidwe a miyala
Niobrara, Nivel de Lutitas y Arenas3
Mayiko
Swideni, Amereka, Kolombiya3
Zolemba za mafosili
9 mu The Paleobiology Database3
Kupezeka
The first Eonatator fossil, a nearly complete skeleton, was found in Kansas in 1918 by Charles Hazelius Sternberg and his son Levi. It was named Eonatator sternbergii by Nathalie Bardet and colleagues in 2005.1
Akukambiranabe
Some scientists think Eonatator might actually belong to the genus Halisaurus, but most now accept it as a separate genus.1

Kumene mfundo zimachokera

  1. Eonatator (en.wikipedia.org)
  2. PBDB Taxon (paleobiodb.org)
  3. Eonatator in The Paleobiology Database (CC BY 4.0): zaka, malo, mapangidwe a miyala, magawidwe a sayansi.

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Ena a gulu lomweli: Mamosasauri

Enanso a nthawi yomweyo: Kumapeto kwa Kretase

Dyetsa Rexbokosi la mphatso la akuluakulu