Majiashanosaurus

Sunan yana nufin: “dabba mai rarrafe ta Majiashan”1

Ya ci: NamaDabbobi masu rarrafe na tekuFarkon Triassic zuwa Tsakiyar TriassicBa dinosaur ba ne a zahiri

Majiashanosaurus ƙaramin dabba ne na ruwa wanda ya yi iyo a cikin tekuna masu ɗumi a inda yanzu ake kira China kusan shekaru miliyan 248 da suka wuce. Yana da ƙashin kafaɗa lebur kuma zagaye wanda yake kama da farantin cin abinci, wanda hakan ya sa ya bambanta da danginsa. Wannan dabba ta rayu tare da farkon kifin-dinosaur Chaohusaurus.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 251 zuwa 247 da suka wuce2

Farkon Triassic zuwa Tsakiyar Triassic

Burbushin halittu da aka samo a

Majiashan, Chaohu, Lardin Anhui, China1

Tsawo

0.474 m (1.6 ft)1

dangane da kwarangwal guda daya da aka sani, wanda kusan ya cika

Mafi girman gudu

kusan 4 km/h (2 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 ayaba 2.5 a jeretsawon tubalin wasa 15 a jerezai iya yin iyo tsawon babban wurin wanka (50 m) cikin daƙiƙa 45

Yaya girman Majiashanosaurus idan aka kwatanta da KAI?

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

Yaya saurin sa yake?

Majiashanosaurus kusan 4 km/h (2 mph)

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

Yaro a kan keke kusan 12 km/h (7 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

An san Majiashanosaurus ne kawai daga ƙasusuwa guda ɗaya: kwarangwal kusan cikakke wanda ya rasa kwanon kai da ƴan ƙasusuwan wutsiya.1

Sunansa ya fito ne daga wurin da aka gano shi, Majiashan, tare da kalmar Girkanci 'sauros' wanda ke nufin dabba mai rarrafe.1

Sunan nau'in 'discocoracoidis' yana nufin 'ƙashin kafaɗa mai siffar diski' saboda ƙashin kafaɗarsa zagaye ne kuma lebur kamar tsabar kuɗi.1

Ya rayu a lokacin Early Triassic, 'yan shekaru miliyan kadan kacal bayan babbar halakar rayuwa mafi girma a tarihin Duniya.1

An gano kwarangwal din ne a kwance a bayansa, don haka masana kimiyya suna ganin kasan kwarangwal din.1

Majiashanosaurus yana da kashin hannu na sama mai lankwasa da hakarkarun da ke da kawuna biyu a wuyansa, wadannan siffofi ne da suke taimakawa wajen gane cewa yana cikin rukunin sauropterygian.1

Hoton Majiashanosaurus da aka yi da AI — Hoton yadda Majiashanosaurus 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.

Don ƙwararrun dino

Sunan kimiyya: Majiashanosaurus
Wanda ya ba da suna: Jiang et al. 20142
Rukuni: Dabbobi masu rarrafe na teku
Iyali / rukuni: Eosauropterygia2
Rarrabewa: Sauropterygia2
Zamanin duwatsu: shekaru miliyan 251 zuwa 247 ()2
Tsarin duwatsu: Nanlinghu2
Kasashe: China2
Rubutun burbushin halittu: 1 a cikin Bayanan Paleobiology2
Gano: Ƙungiyar masana kimiyya karkashin jagorancin Da-Yong Jiang ne suka ba Majiashanosaurus suna a shekarar 2014. An tono ƙasusuwan a Majiashan a Lardin Anhui, China.1
Har yanzu ana muhawara: Masana kimiyya ba su da tabbacin ko Majiashanosaurus ainihin pachypleurosaur ne ko kuma wani nau'in eosauropterygian na farko.1

Inda bayanan suka fito

Majiashanosaurus (en.wikipedia.org)
Majiashanosaurus 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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