Yuanjiawaornis

Sunan yana nufin: “tsuntsu daga Yuanjiawa”1

Ya ci: NamaTsuntsayen farkoFarkon Cretaceous

Yuanjiawaornis wani babban tsuntsu ne mai karfi da ya rayu kimanin shekaru miliyan 120 da suka wuce a wurin da a yanzu yake kasar Sin. Yana daya daga cikin manyan tsuntsaye a zamaninsa, tare da fadin fuka-fuki da ya kusa kai rabin mita. Wataƙila ya farauto kananan dabbobi domin abinci.1 2

Ya rayu

shekaru miliyan 121 zuwa 113 da suka wuce4

Farkon Cretaceous

Burbushin halittu da aka samo a

Liaoning Province, China1 2

Faɗin fiffike

0.5 m (1.6 ft)1

an kiyasta

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 girman sa yake?

Yaya faɗin fiffikensa yake?

zai iya tashi daga wannan gefen filin ƙwallon ƙafa zuwa ɗayan cikin daƙiƙa 14

Yaya girman Yuanjiawaornis 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)

Yuanjiawaornis 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

An san Yuanjiawaornis daga kwarangwal kusan cikakke ba tare da kwanya ba, wanda wani masanin burbushi ya gano a shekarar 2005 kusa da ƙauyen Yuanjiawa.1

Yawancin tsuntsayen enantiornithine sun kasance ƙanana kamar tsuntsayen sparrow ko starling, amma Yuanjiawaornis ya fi girma, kusan girman Zhouornis.1 2

Burbushin Yuanjiawaornis ba shi da gashin fuka-fukai da suka rage, wanda hakan ba kasafai yake faruwa ba ga burbushin tsuntsaye daga Liaoning.1

Yuanjiawaornis ya rayu a lokacin Early Cretaceous, kimanin shekaru miliyan 120 da suka wuce, a cikin Jiufotang Formation.1 3

Samfurin holotype wataƙila matashin baligi ne, saboda ƙasusuwan wuyansa ba su haɗe gaba ɗaya ba.2

Yuanjiawaornis yana da siffa ta musamman ta synsacrum (wani ɓangaren kashin baya da ya haɗe) wanda zai iya zama na musamman ga tsuntsayen enantiornithine.2

Hoton Yuanjiawaornis da aka yi da AI — Hoton yadda Yuanjiawaornis 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: Yuanjiawaornis
Wanda ya ba da suna: Hu et al. 20154
Rukuni: Tsuntsayen farko
Iyali / rukuni: Enantiornithes4
Rarrabewa: Theropoda > Avialae4
Zamanin duwatsu: shekaru miliyan 121 zuwa 113 (Aptian)4
Tsarin duwatsu: Jiufotang4
Kasashe: China4
Rubutun burbushin halittu: 1 a cikin Bayanan Paleobiology4
Gano: An ba Yuanjiawaornis suna a shekarar 2015 ta hannun Hu Dongyu da abokan aikinsa bisa ga kwarangwal da aka gano a shekarar 2005 kusa da ƙauyen Yuanjiawa a Liaoning, China.1 2
Har yanzu ana muhawara: Masana kimiyya ba su da tabbacin yadda Yuanjiawaornis yake da alaƙa da sauran tsuntsayen enantiornithine ba, saboda kwanyarsa ta bace.1

Inda bayanan suka fito

Yuanjiawaornis (en.wikipedia.org)
Yuanjiawaornis viriosus , gen. et sp. nov., a large enantiornithine bird from the Lower Cretaceous of western Liaoning, China (sciencedirect.com)
PBDB Taxon (paleobiodb.org)
Yuanjiawaornis 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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