Katin Dino No. 1660 na 2 027

Simbirskiasaurus

Sunan yana nufin: “Simbirsk lizard”1

Ya ci: NamaIchthyosaursFarkon CretaceousBa dinosaur ba ne a zahiri

Simbirskiasaurus wani nau'in dabba ne mai rarrafe na cikin ruwa wanda yake yin iyo da sauri a zamanin farkon Cretaceous. Yana da dogon hanci da kaifafan haƙora don kama kifi da squid. Wannan ichthyosaur ba dinosaur ba ne, amma dabba ce mai rarrafe wadda take shakar iska kamar dolphin.3 1

Gaskiya mai ban sha'awa: wannan dabbar ruwa mai rarrafe tana iyo yayin da dinosaur suke tafiya a ƙasa. Kowa yana kiran su dino, amma reshe ne daban na dabbobi masu rarrafe.

Ya rayu

shekaru miliyan 126 zuwa 121 da suka wuce3

Farkon Cretaceous

Burbushin halittu da aka samo a

Bankin dama na Kogin Volga, kilomita 25 sama da Ulyanovsk, Ulyanovsk Oblast, Rasha3 1

Tsawo

4 zuwa 5 m (13 zuwa 16 ft)1

an kiyasta daga ɓangaren ƙoƙon kai da ƙashin baya

Mafi girman gudu

kusan 46 km/h (29 mph)

Iyo, ƙiyasi

Yaushe ya rayu?

Triassic

Jurassic

Cretaceous

Shekaru miliyan 252 da suka wuce20114566, dutsen sararin samaniya (asteroid)

Yaya girman sa yake?

Yaya tsawon sa yake?

tsawon karnuka 5 daga hanci zuwa wutsiyatsawon ayaba 28 a jerezai iya yin iyo tsawon babban wurin wanka (50 m) cikin daƙiƙa 3.9

Yaya girman Simbirskiasaurus idan aka kwatanta da KAI?

Lissafi kawai a cikin burauzarka. Babu abin da ake adanawa ko aikawa ko'ina.

Yaya saurin sa yake?

Mutum yana tafiya kusan 5 km/h (3 mph)

Yaro a kan keke kusan 12 km/h (7 mph)

Simbirskiasaurus kusan 46 km/h (29 mph)

Doki mai gudu kusan 65 km/h (40 mph)

Damisa kusan 100 km/h (62 mph)

abubuwa masu ban sha'awa

Gaskiya mai ban sha'awa

Simbirskiasaurus yana da buɗewar hanci guda biyu, tare da ginshiƙin ƙashi wanda ya raba shi zuwa kashi biyu. Wannan wani abu ne da ba kasafai ake gani ba a tsakanin ichthyosaurs.1

Ƙashin ƙoƙon kansa yana nuna haɗin gwiwa mai zurfi tsakanin ƙashin prefrontal da lacrimal, kama da na tsohon ichthyosaur Temnodontosaurus.1

Burbushin da aka sani kawai shi ne ɓangaren ƙoƙon kai da ƙashin baya, wanda aka gano a cikin yumbu daga tsarin Simbirskites Clay.1 3

Masana kimiyya sun taɓa tunanin Simbirskiasaurus suna ne mai shakku, amma wani bincike na shekarar 2014 ya tabbatar da cewa shi nau'in platypterygiine ichthyosaur ne na gaskiya.2

Ya rayu kimanin shekaru miliyan 130 da suka wuce, a lokacin farkon Barremian na zamanin farkon Cretaceous.1

Simbirskiasaurus yana cikin ƙungiyar Platypterygiinae, wadda ta haɗa da wasu daga cikin ichthyosaurs na ƙarshe kafin su gushe.1 3

Hoton Simbirskiasaurus da aka yi da AI — Hoton yadda Simbirskiasaurus zai iya kasancewa wanda aka yi da AI, kwamfuta ce ta yi shi daga abin da masana kimiyya suka sani. Hasashe ne: ainihin dabbar za ta iya zama daban, kuma babu wanda ya san ainihin launukanta.

Mai karyata tatsuniya

Tatsuniya: Simbirskiasaurus dinosaur ne.

Gaskiya: Simbirskiasaurus ichthyosaur ne, dabba ce mai rarrafe ta cikin ruwa wadda take rayuwa a cikin teku kuma ba dinosaur ba ce.1

Don ƙwararrun dino

Sunan kimiyya: Simbirskiasaurus
Wanda ya ba da suna: Otschev and Efimov 19853
Rukuni: Ichthyosaurs
Iyali / rukuni: Ophthalmosauridae3
Rarrabewa: Ichthyosauria > Ichthyosauromorpha3
Zamanin duwatsu: shekaru miliyan 126 zuwa 121 (Barremian)3
Tsarin duwatsu: Simbirskites Clay3
Kasashe: Russia3
Rubutun burbushin halittu: 1 a cikin Bayanan Paleobiology3
Gano: Masana ilimin burbushin halittu na Rasha V. G. Otschev da V. M. Efimov ne suka ba Simbirskiasaurus suna a shekarar 1985, bisa ga wani ɓangaren ƙoƙon kai da ƙashin baya da aka gano kusa da Kogin Volga a Rasha.3 1
Har yanzu ana muhawara: Masana kimiyya ba su da tabbas game da ainihin girman Simbirskiasaurus saboda ɓangaren ƙoƙon kai da ƙashin baya kawai aka gano.1

Inda bayanan suka fito

Simbirskiasaurus (en.wikipedia.org)
Simbirskiasaurus and Pervushovisaurus reassessed: implications for the taxonomy and cranial osteology of Cretaceous platypterygiine ichthyosaurs - Fischer - 2014 - Zoological Journal of the Linnean Society - Wiley Online Library (onlinelibrary.wiley.com)
Simbirskiasaurus 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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