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Zane na Miragaia
Katin Dino No. 1190 na 2 027

Miragaia

Sunan yana nufin: “kyakkyawar allahiya ta Duniya”1
Ya ci: TsirraiDinosaurs masu faranti a bayaƘarshen Jurassic zuwa Farkon Cretaceous

Miragaia wani stegosaur ne, dinosaur mai cin tsirrai wanda yake da faranti da ƙaya a bayansa. Yana da dogon wuya wanda ya fi na sauran stegosaurs tsawo. Wannan babban dabba mai sanyi ya rayu a inda yanzu ake kira Portugal da Amurka a ƙarshen zamanin Jurassic.12

Ya rayu
shekaru miliyan 155 zuwa 121 da suka wuce3
Ƙarshen Jurassic zuwa Farkon Cretaceous
Burbushin halittu da aka samo a
Portugal (Lourinhã Formation) da kuma Amurka (Morrison Formation a Utah da Wyoming)12
Tsawo
5.5 zuwa 6.5 m (18 zuwa 21 ft)1
ƙiyasin da aka yi bisa ga kwarangwal ɗin da bai cika ba
Tsayi
1.9 m (6.2 ft)
ƙiyasi
Mafi girman gudu
kusan 15 km/h (9 mph)
Gudu, 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?

Miragaia kusan 6.5 m tsawo (21 ft)Keken manya kusan 1.8 m (5.9 ft)Mota kusan 4.5 m (15 ft)Giwa, dabba mafi girma a doron ƙasa a yau kusan 6.5 m (21 ft)

Yaya tsayin sa yake?

Karekusan 0.5 m (1.6 ft)Dokikusan 1.6 m (5.2 ft)Miragaiakusan 1.9 m tsayi (6.2 ft)Giwakusan 3.2 m (10 ft)

ƙiyasi

tsawon karnuka 6 daga hanci zuwa wutsiyatsawon ayaba 36 a jerezai iya gudu mita 100 cikin daƙiƙa 24 (mutum mafi gudu yana buƙatar 9.6)

Yaya girman Miragaia idan aka kwatanta da KAI?

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

Yaya saurin sa yake?

abubuwa masu ban sha'awa

Gaskiya mai ban sha'awa

1

Miragaia yana da aƙalla ƙashin wuya 17, wanda hakan ya ba shi wuya mai tsayi sosai ga wani stegosaur. Yawancin stegosaurs suna da ƙasa da 13.1

2

Sunan Miragaia ya fito ne daga ƙauyen da aka gano shi, Miragaia a Portugal, kuma yana nufin 'allahiya mai ban al'ajabi ta Duniya'.1

3

Miragaia ya kasance cikin rukuni da ake kira Dacentrurinae, wanda ya haɗa da danginsa na kusa Dacentrurus. Masana kimiyya sun saba tunanin cewa yawancin burbushin stegosaur daga Portugal da Spain su ne Dacentrurus, amma yanzu sun san cewa wasu Miragaia ne.1

4

An gano kusan cikakken kwarangwal na Miragaia a shekarar 1959 a Atouguia da Baleia, Peniche, Portugal, amma ba a bayyana shi ba sai bayan shekaru da yawa.1

5

Miragaia yana da halaye iri ɗaya da wani stegosaur daga Wyoming da ake kira Alcovasaurus longispinus, wanda ke nuna cewa wata gada ta ƙasa ta taɓa haɗa Arewacin Amurka da Iberia (Portugal da Spain).1

6

Farantin da ke bayan Miragaia wataƙila ana amfani da su ne don nuna kyan gani, kuma ƙayayuwa a wutsiyarsa (wanda ake kira thagomizer) na iya zama makami a kan maharba.1

An yi shi da AIHoton Miragaia da aka yi da AI
Hoton yadda Miragaia 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: Wani lokaci ana tunanin cewa Miragaia nau'in Dacentrurus ne.

Gaskiya: Masana kimiyya yanzu sun yarda cewa Miragaia nau'in dabba ne daban, wanda ya bambanta da Dacentrurus ta hanyoyi da yawa, kamar wuyansa mai tsayi da kuma ƙashin bayansa daban.1

Don ƙwararrun dino

Sunan kimiyya
Miragaia
Wanda ya ba da suna
Mateus et al. 20093
Rukuni
Dinosaurs masu faranti a baya
Iyali / rukuni
Stegosauridae3
Rarrabewa
Ornithischia > Stegosauria > Thyreophora3
Zamanin duwatsu
shekaru miliyan 155 zuwa 121 (Kimmeridgian / Barremian)3
Tsarin duwatsu
Morrison3
Kasashe
Amurka3
Rubutun burbushin halittu
31 a cikin Bayanan Paleobiology3
Gano
Octávio Mateus da abokansa sun ba Miragaia suna a shekarar 2009, bisa ga wani ɓangaren ƙashi da aka gano kusa da ƙauyen Miragaia a cikin Lourinhã Formation na ƙasar Portugal. Samfurin holotype ɗin ya haɗa da yawancin rabin gaban kwarangwal ɗin.1
Har yanzu ana muhawara
Masana kimiyya har yanzu suna ta muhawara kan ainihin adadin nau'in Miragaia da suka wanzu, da kuma ko wasu burbushin halittu daga Arewacin Amurka na wannan nau'in ne ko kuma na danginsa na kusa, Dacentrurus.2

Inda bayanan suka fito

  1. Dacentrurine stegosaurs (Dinosauria): A new specimen of Miragaia longicollum from the Late Jurassic of Portugal resolves taxonomical validity and shows the occurrence of the clade in North America (pmc.ncbi.nlm.nih.gov)
  2. Dacentrurine Stegosaurs in North America: New Occurrences from the Upper Jurassic of USA (Morrison Formation) (dinodata.de)
  3. Miragaia in The Paleobiology Database (CC BY 4.0): shekaru, wurare, nau'in duwatsu, rarrabawa.

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Ƙari daga wannan rukunin: Dinosaurs masu faranti a baya

StegosaurusDinosaurs masu faranti a bayaDiracodonDinosaurs masu faranti a bayaHypsirophusDinosaurs masu faranti a bayaDacentrurusDinosaurs masu faranti a bayaKentrosaurusDinosaurs masu faranti a bayaHesperosaurusDinosaurs masu faranti a baya

Haka kuma daga lokaci guda: Farkon Cretaceous

IguanodonMasu cin shuka masu bakiArchaeopteryxTsuntsayen farkoGiganotosaurusDinosau masu cin namaMicroraptorRaptorsDeinonychusRaptorsBaryonyxSpinosaurs
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