Opallionectes
Opallionectes was a plesiosaur, a long-necked marine reptile that swam in the seas near Australia. It had needle-sharp teeth and ate fish and squid. Its bones were turned into opal, a shiny gemstone!1
Cando viviu?
Como era de grande?
Canto medía de longo?
tan longo coma 5 cans do fociño á cola🍌tan longo coma 28 plátanos postos un tras outro🏊podería nadar o longo dunha piscina grande (50 m) en 6,4 segundosComo era de grande Opallionectes comparado CONTIGO?
Só son contas no teu navegador. Non se garda nin se envía nada.
Que velocidade alcanzaba?
Datos curiosos
Opallionectes lived about 115 million years ago in a cold, possibly freezing sea.1
Its skeleton was found in an opal mine and parts of it turned into opal, a precious gemstone.1
It had fine, needle-like teeth that were flattened side to side, similar to ancient nothosaurs.1
Opallionectes is considered a missing link between older plesiosaurs from 165 million years ago and those from 66 million years ago.1
Scientists think it might have migrated to warmer waters or had a high metabolism to survive the cold.1

Para expertos en dinos
- Nome científico
- Opallionectes
- Bautizado por
- Kear 20063
- Grupo
- Plesiosauros
- Familia / clado
- Plesiosauroidea3
- Clasificación
- Plesiosauria > Sauropterygia3
- Idade das rochas
- de 120 a 113 millóns de anos (Aptian)3
- Formacións rochosas
- Bulldog Shale3
- Países
- Australia3
- Rexistros fósiles
- 1 na Paleobiology Database3
- Descubrimento
- The species Opallionectes andamookaensis was named by Benjamin P. Kear in 2006, based on a partial opalized skeleton found in an opal mine at Andamooka, South Australia.13
- Aínda en debate
- Scientists are not sure exactly how Opallionectes adapted to the cold waters it lived in, whether by migrating or by having a higher body temperature.1
De onde veñen os datos
- Opallionectes (en.wikipedia.org)
- PBDB Taxon (paleobiodb.org)
- Opallionectes in The Paleobiology Database (CC BY 4.0): idade, lugares, formacións rochosas, clasificación.
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