Mengciusornis

Sunan yana nufin: “Tsuntsun Mencius”1

Ya ci: NamaTsuntsayen farkoFarkon Cretaceous

Mengciusornis ya kasance tsuntsu na farko-farko wanda ya rayu a kasar Sin a lokacin dinosaur. Yana da kaifi, hakora masu lankwasa a saman bakinsa, amma sauran bakinsa ba shi da hakora. Wannan karamar dabba tana iya tashi kuma wata kila tana farautar kwari da kananan dabbobi.1 2

Ya rayu

shekaru miliyan 121 zuwa 113 da suka wuce3

Farkon Cretaceous

Burbushin halittu da aka samo a

Lamadong, Jianchang, Lardin Liaoning, Sin (Jiufotang Formation)3 1

Mafi girman gudu

kusan 27 km/h (17 mph)

Tashi sama, ƙiyasi

Yaushe ya rayu?

Triassic

Jurassic

Cretaceous

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

Yaya saurin sa yake?

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

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

Mengciusornis kusan 27 km/h (17 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

Mengciusornis yana da hakora ne kawai a gaban saman bakinsa, wanda ake kira premaxilla. Dan uwansa na kusa Schizooura ba shi da hakora kwata-kwata.1 2

Gunkun kashin Mengciusornis da aka sani shi ne kashin jiki wanda ya kiyaye sosai, har ma yana nuna alamun gashin tsuntsu.1

Mengciusornis ya rayu kimanin shekaru miliyan 121 zuwa 113 da suka wuce, a zamanin Farkon Cretaceous.3

Sunansa yana girmama tsohon masanin falsafar kasar Sin mai suna Mencius, kuma 'dentatus' yana nufin 'mai hakora' a harshen Latin.1

Mengciusornis yana da kashin wuya mai siffar V (furcula) da kuma wani babban kashi mai siffar murabba'i a saman kashin hannunsa.2

Masana kimiyya suna tunanin cewa rashin hakora a tsuntsayen farko ya faru ne ta hanyoyi daban-daban a kungiyoyi daban-daban. Mengciusornis yana nuna wani yanayi na musamman inda gaban saman baki ya rike hakora yayin da sauran bakin ya rasa su.2

Hoton Mengciusornis da aka yi da AI — Hoton yadda Mengciusornis 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: Mengciusornis
Wanda ya ba da suna: Wang et al. 20203
Rukuni: Tsuntsayen farko
Iyali / rukuni: Schizoouridae3
Rarrabewa: Theropoda > Avialae3
Zamanin duwatsu: shekaru miliyan 121 zuwa 113 (Aptian)3
Tsarin duwatsu: Jiufotang3
Kasashe: China3
Rubutun burbushin halittu: 1 a cikin Bayanan Paleobiology3
Gano: An ba Mengciusornis suna a shekarar 2019 ta hannun Wang da abokan aikinsa bisa ga kwarangwal guda daya (IVPP V26275) daga Jiufotang Formation a kasar Sin.1 3
Har yanzu ana muhawara: Masana kimiyya har yanzu suna muhawara kan yadda Mengciusornis yake da alaka da sauran tsuntsaye na farko da kuma yadda rashin hakora ya faru a cikin zuriyarsa.2

Inda bayanan suka fito

Mengciusornis (en.wikipedia.org)
New toothed Early Cretaceous ornithuromorph bird reveals intraclade diversity in pattern of tooth loss: Journal of Systematic Palaeontology: Vol 18 , No 8 - Get Access (tandfonline.com)
Mengciusornis 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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