Fluvionectes
Fluvionectes was a long-necked marine reptile that swam in rivers and estuaries, not the open ocean. It was a type of plesiosaur called an elasmosaur, and it hunted fish and other prey in the water.1
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 78 sandías🧸tan pesado coma 21 nenos de infantil🎒tan pesado coma 12 nenos de primaria🏊podería nadar o longo dunha piscina grande (50 m) en 6,2 segundosComo era de grande Fluvionectes comparado CONTIGO?
Só son contas no teu navegador. Non se garda nin se envía nada.
Que velocidade alcanzaba?
Datos curiosos
Fluvionectes is one of the few plesiosaurs found in non-marine rocks, meaning it lived in rivers and estuaries, not the open ocean.1
The holotype skeleton was found disarticulated, scattered over an area of about 2.5 square metres, with only two rib bones still connected.1
Fluvionectes had 22 dorsal vertebrae, which is a unique feature that helps scientists identify it as a new species.1
The name Fluvionectes comes from Latin and Greek words meaning 'river swimmer', because it lived in rivers.1
The species name sloanae honours Donna Sloan, who discovered the holotype and worked as a scientific illustrator at the Royal Tyrrell Museum.1
Fluvionectes was smaller than many other elasmosaurids that lived in the ocean, which might be because it lived in rivers.1

As preguntas máis frecuentes sobre Fluvionectes
?How big was Fluvionectes?
About 5 to 5.2 metres (16 to 17 ft) long for the holotype, and the largest known specimen may have reached 7 metres (23 ft).23
?What did Fluvionectes eat?
It hunted fish and other vertebrates in the water, using its slender tooth and powerful flippers to catch prey.4
?Where did Fluvionectes live?
It lived in rivers and estuaries (brackish water) in what is now Alberta, Canada, not in the open ocean like most other elasmosaurs.23
?Is Fluvionectes a dinosaur?
No, it is a plesiosaur, a type of marine reptile that lived in the water during the time of dinosaurs.2
Cazamitos
Mito: Some people think all plesiosaurs lived only in the ocean.
Verdade: Fluvionectes shows that some plesiosaurs lived in rivers and estuaries, not just the open sea.1
Para expertos en dinos
- Nome científico
- Fluvionectes
- Bautizado por
- Campbell et al. 20215
- Grupo
- Plesiosauros
- Familia / clado
- Elasmosauridae5
- Clasificación
- Plesiosauria > Elasmosauridae > Sauropterygia5
- Idade das rochas
- de 84 a 72 millóns de anos (Campanian)5
- Formacións rochosas
- Dinosaur Park5
- Países
- Canadá5
- Rexistros fósiles
- 6 na Paleobiology Database5
- Descubrimento
- The holotype was discovered by Donna Sloan in the Dinosaur Park Formation in Alberta, Canada. It was named by Campbell and colleagues in 2021.1
- Aínda en debate
- Scientists are still debating why Fluvionectes was smaller than ocean-living elasmosaurids, and whether it spent its whole life in rivers or moved between fresh and salt water.1
De onde veñen os datos
- PeerJ A new elasmosaurid (Sauropterygia: Plesiosauria) from the non-marine to paralic Dinosaur Park Formation of southern Alberta, Canada (peerj.com)
- Fluvionectes (en.wikipedia.org)
- A new elasmosaurid (Sauropterygia: Plesiosauria) from the non-marine to paralic Dinosaur Park Formation of southern Alberta, Canada (pmc.ncbi.nlm.nih.gov)
- New Late Cretaceous Marine Reptile publication by M. Ryan and J. Campbell | Department of Earth Sciences (earthsci.carleton.ca)
- Fluvionectes in The Paleobiology Database (CC BY 4.0): idade, lugares, formacións rochosas, clasificación.
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