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Debuxo de Pantosaurus
Tarxeta de dino n.º 1363 de 2 027

Pantosaurus

O nome significa: “all lizard”1
Comía: CarnePlesiosaurosXurásico SuperiorTecnicamente non é un dinosauro

Pantosaurus was a long-necked marine reptile that swam in a shallow sea that once covered part of North America. It was not a dinosaur, but a plesiosaur, a type of ocean predator. It used its four flippers to glide through the water and catch fish and other prey.12

Dato curioso: este réptil mariño nadaba mentres os dinosauros camiñaban por terra. Todo o mundo lles chama dinos, pero eran outra rama dos réptiles.
Viviu
hai entre 162 e 155 millóns de anos4
Xurásico Superior
Fósiles atopados en
Wyoming, USA, in the Sundance Formation13
Velocidade máxima
uns 27 km/h (17 mph)
Nadar, estimación

Cando viviu?

Triásico
Xurásico
Cretáceo
Hai 252 millóns de anos20114566, o asteroide

Que velocidade alcanzaba?

cousas xeniais

Datos curiosos

1

Pantosaurus had a very long neck with between 35 and 40 neck bones, called cervical vertebrae. These bones were almost as long as they were wide, which helped make the neck flexible.3

2

The name Pantosaurus was originally 'Parasaurus', but that name was already used for another animal, so scientists changed it.1

3

Pantosaurus lived in the Sundance Sea, a shallow ocean that covered parts of Wyoming millions of years ago.1

4

Scientists think Pantosaurus might have given birth to live young, not laid eggs, because it lived in the water.2

5

The front flippers of Pantosaurus were special: the radius bone was much longer and broader than the ulna, which helped it steer in the water.3

6

A fossil of a baby ichthyosaur (a different marine reptile) was found inside a Pantosaurus stomach, showing it ate other marine reptiles.1

Feito con IAImaxe de Pantosaurus feita con IA
Unha imaxe feita con IA de como podería ser Pantosaurus, creada por un ordenador a partir do que saben os científicos. É unha suposición: o animal real podía ser diferente, e ninguén sabe as súas cores de verdade.
ti preguntaches

As preguntas máis frecuentes sobre Pantosaurus

?What did Pantosaurus eat?

Pantosaurus ate fish and other marine reptiles. A fossil of a baby ichthyosaur was found inside a Pantosaurus stomach, showing it ate ichthyosaurs.13

?How big was Pantosaurus?

Pantosaurus was a small plesiosaur, but its exact size is not known from the sources. It had a very long neck with 35 to 40 neck bones.13

?When did Pantosaurus live?

Pantosaurus lived during the Late Jurassic period, about 163 to 157 million years ago.14

?Was Pantosaurus a dinosaur?

No, Pantosaurus was not a dinosaur. It was a plesiosaur, a type of marine reptile that lived in the ocean.1

Cazamitos

Mito: Some people think Pantosaurus was a dinosaur because it lived in the same time as dinosaurs.

Verdade: Pantosaurus was a plesiosaur, a marine reptile, not a dinosaur. Dinosaurs lived on land, while Pantosaurus swam in the sea.1

Para expertos en dinos

Nome científico
Pantosaurus
Bautizado por
Marsh 18934
Grupo
Plesiosauros
Familia / clado
Cryptoclididae4
Clasificación
Plesiosauria > Sauropterygia4
Idade das rochas
de 162 a 155 millóns de anos (Oxfordian)4
Formacións rochosas
Sundance4
Países
EUA4
Rexistros fósiles
6 na Paleobiology Database4
Tamén coñecido como
Parasaurus (nomes antigos que agora contan como o mesmo animal)4
Descubrimento
Pantosaurus was first found in Wyoming in the late 1800s by Othniel Charles Marsh. He named it Parasaurus in 1891, but changed the name to Pantosaurus in 1893 because the old name was already taken.13
Aínda en debate
Scientists still debate whether some fossils belong to Pantosaurus or to another similar plesiosaur, because the skull is not known.3

De onde veñen os datos

  1. Pantosaurus (en.wikipedia.org)
  2. PBDB Taxon (paleobiodb.org)
  3. Current Taxonomic Status of the Plesiosaur Pantasaurus Striatus from the Upper Jurassic Sundance Formation, Wyoming (mds.marshall.edu)
  4. Pantosaurus in The Paleobiology Database (CC BY 4.0): idade, lugares, formacións rochosas, clasificación.

Cada dato desta páxina ten un número que leva á súa fonte. Se nos equivocamos nalgo, sentímolo, somos fans dos dinos, non unha revista científica. Escríbenos a [email protected] e arranxámolo.

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Máis do mesmo grupo: Plesiosauros

Tamén da mesma época: Xurásico Superior

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