Styxosaurus
Styxosaurus was a long-necked marine reptile that swam in the shallow seas that once covered North America. It was not a dinosaur, but a plesiosaur, and it used its sharp teeth to catch fish and squid.12
Cando viviu?
Como era de grande?
Canto medía de longo?
Canto pesaba?
tan longo coma 7 cans do fociño á cola🍌tan longo coma 39 plátanos postos un tras outro
tan pesado coma 160 cans🍉tan pesado coma 620 sandías🎒tan pesado coma 4 clases enteiras de nenos🐻❄️tan pesado coma 7 osos polares🏊podería nadar o longo dunha piscina grande (50 m) en 7,5 segundosComo era de grande Styxosaurus comparado CONTIGO?
Só son contas no teu navegador. Non se garda nin se envía nada.
Que velocidade alcanzaba?
Datos curiosos
Styxosaurus had an extremely long neck, with over 60 vertebrae, making it one of the longest necks of any animal that ever lived.2
It lived in the Western Interior Seaway, a huge inland sea that split North America in two during the time of the dinosaurs.2
Some fossils of Styxosaurus were once thought to belong to a different animal called Hydralmosaurus, but scientists now think they are the same.2

As preguntas máis frecuentes sobre Styxosaurus
?How big was Styxosaurus?
About 11.3 metres (37 ft) long and weighed around 3.1 metric tons (3.4 short tons). Its neck alone was about 5.25 metres (17.2 ft) long.4
?What did Styxosaurus eat?
It ate fish, squid, and belemnites. It grabbed slippery prey with its sharp, interlocking teeth and swallowed it whole.4
?When did Styxosaurus live?
It lived during the Late Cretaceous period, about 100 to 72 million years ago.45
?Did Styxosaurus have a long neck?
Yes, it had an extremely long neck with over 60 vertebrae, making it one of the longest necks of any animal.42
?Is Styxosaurus a dinosaur?
No, it is a plesiosaur, a marine reptile that lived in the sea, not a dinosaur.4
Para expertos en dinos
- Nome científico
- Styxosaurus
- Bautizado por
- Welles 19435
- Grupo
- Plesiosauros
- Familia / clado
- Elasmosauridae5
- Clasificación
- Plesiosauria > Elasmosauridae > Sauropterygia5
- Idade das rochas
- de 90 a 72 millóns de anos (Coniacian / Campanian)5
- Formacións rochosas
- Pierre Shale, Niobrara5
- Países
- EUA5
- Rexistros fósiles
- 8 na Paleobiology Database5
- Tamén coñecido como
- Hydralmosaurus (nomes antigos que agora contan como o mesmo animal)5
- Aínda en debate
- Scientists are still debating exactly how many species of Styxosaurus existed, and whether some fossils belong to this genus or to other elasmosaurids.2
De onde veñen os datos
- PBDB Taxon (paleobiodb.org)
- Taxonomic reassessment of Hydralmosaurus as Styxosaurus : new insights on the elasmosaurid neck evolution throughout the Cretaceous (pmc.ncbi.nlm.nih.gov)
- Styxosaurus (en.wikipedia.org)
- Styxosaurus (en.wikipedia.org)
- Styxosaurus in The Paleobiology Database (CC BY 4.0): idade, lugares, formacións rochosas, clasificación.
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