Isfjordosaurus
Isfjordosaurus ƙaramin dabba ne mai rarrafe na ruwa wanda yake iyo a cikin teku a lokacin farkon Triassic, kimanin shekaru miliyan 248 da suka wuce. Yana kama da dolphin amma ba dinosaur ba ne. An gano ƙasusuwansa a wani tsibiri mai sanyi na Arctic da ake kira Spitsbergen.13
Yaushe ya rayu?
Yaya girman sa yake?
Yaya tsawon sa yake?
Yaya girman Isfjordosaurus idan aka kwatanta da KAI?
Lissafi kawai a cikin burauzarka. Babu abin da ake adanawa ko aikawa ko'ina.
Yaya saurin sa yake?
Gaskiya mai ban sha'awa
Isfjordosaurus an san shi ne kawai ta hanyar ƙashin hannu na sama guda ɗaya, wanda ake kira humerus, wanda hakan ya sa ya zama dabba mai ban mamaki.2
Wasu masana kimiyya ba su da tabbas ko Isfjordosaurus hakika ichthyosaur ne, saboda ƙashin yana da siffa ta daban.2
Ya rayu a lokacin farkon Triassic, lokacin da ichthyosaurs suka fara bayyana a cikin tekuna.1
Sunan Isfjordosaurus ya fito ne daga Isfjord, wani babban kogi na ruwa a Spitsbergen, inda aka gano ƙashin.1
Nau'in da aka sani kawai ana kiransa Isfjordosaurus minor, kuma 'minor' yana nufin ƙarami, wanda ke nuna cewa ƙaramin dabba ne mai rarrafe.1
Mai karyata tatsuniya
Tatsuniya: Wasu mutane suna tunanin Isfjordosaurus dinosaur ne saboda yana rayuwa a cikin ruwa kuma yana da 'saurus' a cikin sunansa.
Gaskiya: Isfjordosaurus ichthyosaur ne, dabba mai rarrafe na ruwa, ba dinosaur ba ne. Dinosaurs a ƙasa suke rayuwa.1
Don ƙwararrun dino
- Sunan kimiyya
- Isfjordosaurus
- Wanda ya ba da suna
- Motani 19993
- Rukuni
- Ichthyosaurs
- Iyali / rukuni
- Ichthyosauria3
- Rarrabewa
- Ichthyosauria > Ichthyosauromorpha3
- Zamanin duwatsu
- shekaru miliyan 249 zuwa 247 ()3
- Tsarin duwatsu
- Vikinghøgda3
- Kasashe
- Svalbard3
- Rubutun burbushin halittu
- 1 a cikin Bayanan Paleobiology3
- Gano
- Carl Wiman ne ya fara bayyana ƙasusuwan a shekarar 1910, amma Ryosuke Motani ne ya ba shi sunan Isfjordosaurus a shekarar 1999.13
- Har yanzu ana muhawara
- Masana kimiyya har yanzu suna muhawara kan ko Isfjordosaurus hakika ichthyosaur ne, saboda ƙashin da aka sani guda ɗaya ne kawai kuma yana da ban mamaki.2
Inda bayanan suka fito
- Isfjordosaurus (en.wikipedia.org)
- Phylogeny, systematics, and origin of the Ichthyosauria, the state of the art (palaeodiversity.org)
- Isfjordosaurus in The Paleobiology Database (CC BY 4.0): shekaru, wurare, nau'in duwatsu, rarrabawa.
Kowane bayani a wannan shafin yana da lamba da ke nuna tushensa. Idan mun yi kuskure, yi haƙuri, mu masoyan dino ne, ba mujallar kimiyya ba. Faɗa mana a [email protected] kuma za mu gyara shi.
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Ichthyosaurus
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Stenopterygius
Khudiakovia
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Chonespondylus
Corosaurus