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Katin Dino No. 1909 na 2 027

Wannanosaurus

Sunan yana nufin: “Wannan lizard, an ba shi suna ne bayan yankin da aka same shi a China”1

Ya ci: TsirraiMasu kan kubbaƘarshen Cretaceous

Wannanosaurus ƙaramin dinosaur ne mai kan siffar dome wanda ya rayu kusan shekaru miliyan 70 da suka wuce a yankin da yanzu ake kira China. Yana da kwanyar kai mai faɗi maimakon babban dome, kuma yana ɗaya daga cikin ƙananan pachycephalosaurs da aka taɓa samu.1 2

Ya rayu

shekaru miliyan 72 zuwa 66 da suka wuce4

Ƙarshen Cretaceous

Burbushin halittu da aka samo a

Yansi, Shexian County, Lardin Anhui, China2 4

Tsawo

0.6 m (2 ft)1

an kiyasta

Nauyi

3 kg (7 lb)3

Mafi girman gudu

kusan 24 km/h (15 mph)

Gudu, ƙiyasi

Me Wannanosaurus yake ci?

Wataƙila yana cin tsirrai ko kuma komai, yana cin ƙananan tsirrai da wataƙila ƙwari. Ƙananan haƙoransa masu kaifi suna da kyau wajen taunar tsirrai.

Yaushe ya rayu?

Triassic

Jurassic

Cretaceous

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

Yaya girman sa yake?

Yaya tsawon sa yake?

Yaya nauyin sa yake?

nauyin ayaba 25

tsawon ayaba 3 a jerekusan nauyin kyanwar gidanauyin ayaba 25zai iya gudu mita 100 cikin daƙiƙa 15 (mutum mafi gudu yana buƙatar 9.6)

Yaya girman Wannanosaurus 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)

Wannanosaurus kusan 24 km/h (15 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

Wannanosaurus yana da saman kwanyar kai mai faɗi gaba ɗaya tare da manyan ramuka da ake kira supratemporal fenestrae, ba kamar sauran danginsa masu kan dome ba.2

Ƙashin cinyarsa yana da tsawon santimita 8 (inci 3.1) kacal, wanda hakan ya sa ya zama ɗaya daga cikin ƙananan pachycephalosaurs.1

Ƙasusuwan kwanyar sun haɗe wuri ɗaya, wanda ke nuna cewa wannan ƙaramin dinosaur ɗin ya girma kafin ya mutu.1

Yana da dogon ƙashin ƙasa mai ƙananan haƙora masu kaifi, waɗanda suke da kyau wajen taunar tsirrai.2

Wannanosaurus ya rayu a zamanin Late Cretaceous, kusan shekaru miliyan 72 zuwa 69 da suka wuce.1

Gaban hannayensa gajeru ne, inda ƙashin humerus yake da rabin tsawon ƙashin cinyarsa ko ƙasa da haka.2

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

ka tambaya

Tambayoyin da aka fi yi game da Wannanosaurus

?Yaya girman Wannanosaurus yake?

Yana da ƙanƙanta sosai, kusan santimita 60 (ƙafafu 2.0) tsayi. Ƙashin cinyarsa yana da tsawon santimita 8 (inci 3.1) kacal.1

?Wannanosaurus yana da dome a kansa?

A'a, yana da saman kwanyar kai mai faɗi tare da manyan ramuka, ba kamar sauran pachycephalosaurs masu kan dome ba. Shi ya sa masana kimiyya suke ɗaukarsa a matsayin ɗan farko na wannan rukuni.1

?Me Wannanosaurus yake ci?

Wataƙila yana cin tsirrai ko kuma komai, yana cin ƙananan tsirrai da wataƙila ƙwari. Ƙananan haƙoransa masu kaifi suna da kyau wajen taunar tsirrai.1

?Yaushe Wannanosaurus ya rayu?

Ya rayu kusan shekaru miliyan 70 da suka wuce, a zamanin Late Cretaceous (zamanin Maastrichtian).1

?A ina aka gano Wannanosaurus?

An gano ƙasusuwansa a Anhui, China, a cikin Xiaoyan Formation. Sunan yana nufin 'kadan daga Wannan' bayan yankin.1

?Wannanosaurus dinosaur ne?

Eh, dinosaur ne. Yana cikin rukunin Pachycephalosauria, waɗanda su ne dinosaur masu kan dome, kodayake kansa yana da faɗi.1

Don ƙwararrun dino

Sunan kimiyya: Wannanosaurus
Wanda ya ba da suna: Hou 19774
Rukuni: Masu kan kubba
Iyali / rukuni: Pachycephalosauria4
Rarrabewa: Ornithischia > Pachycephalosauria4
Zamanin duwatsu: shekaru miliyan 72 zuwa 66 (Maastrichtian)4
Tsarin duwatsu: Xiaoyan4
Kasashe: China4
Rubutun burbushin halittu: 1 a cikin Bayanan Paleobiology4
Gano: Masanin ilimin halittu na China Hou Lian-Hai ne ya ba Wannanosaurus suna a shekarar 1977, bisa ga wani ɓangaren ƙasusuwa da aka samu a cikin yashi mai ja na Xiaoyan Formation a Anhui, China.2 1
Har yanzu ana muhawara: Masana kimiyya ba su da tabbas ko Wannanosaurus ya kasance pachycephalosaur na farko-farko ne ko kuma yana da alaƙa da sauran nau'ikan masu kai faɗi kamar Homalocephale.1 2

Inda bayanan suka fito

Wannanosaurus (en.wikipedia.org)
A primitive pachycephalosaurid from the Cretaceous of Anhui, China, Wannanosaurus yansiensis gen. et sp. nov (naturalhistory.si.edu)
Wannanosaurus yansiensis | Dinosaur Database by DinoAnimals.com (dinoanimals.com)
Wannanosaurus in The Paleobiology Database (CC BY 4.0): shekaru, wurare, nau'in duwatsu, rarrabawa.

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