Pasquiaornis

Sunan yana nufin: “Tsuntsun Pasquia”1

Ya ci: NamaTsuntsayen farkoƘarshen Cretaceous

Pasquiaornis wani tsuntsun ruwa ne mai nutsewa wanda ya rayu a cikin teku mai ɗumi da kuma ƙarancin zurfi wanda ya taɓa rufe wani ɓangare na Arewacin Amurka. Yana da haƙora a cikin bakinsa kuma ya kasance ƙwararren mai iyo, yana bin kifi da sauran halittun ruwa a ƙarƙashin ruwa.1

Ya rayu

shekaru miliyan 100 zuwa 94 da suka wuce2

Ƙarshen Cretaceous

Burbushin halittu da aka samo a

Kwarin Kogin Carrot kusa da Pasquia Hills, Saskatchewan, Canada1 2

Mafi girman gudu

kusan 12 km/h (7 mph)

Iyo, 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)

Pasquiaornis 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

Pasquiaornis ya rayu kimanin shekaru miliyan 95 zuwa 93 da suka wuce, a lokacin Late Cretaceous.1

An san nau'i biyu: Pasquiaornis hardiei da Pasquiaornis tankei. P. tankei ya fi P. hardiei girma da kusan kashi ɗaya bisa uku.1

Pasquiaornis memba ne na Hesperornithes, ƙungiyar tsuntsayen ruwa masu haƙora waɗanda galibi ba sa iya tashi.1

Ƙasusuwan fikafikansa sun yi kauri kuma ba su dace da tashi ba, don haka masana suna tunanin wataƙila ba zai iya tashi ba.1

An gano burbushin aƙalla mutum 9 a wani ƙaramin yanki, wanda hakan na iya nufin cewa suna rayuwa a cikin garken jama'a ko kuma sun mutu tare a wani babban lamari.1

Duwatsun da aka gano Pasquiaornis a cikinsu sun taɓa zama kasan Western Interior Seaway, wata teku mai ƙarancin zurfi da ta raba Arewacin Amurka gida biyu.1

Hoton Pasquiaornis da aka yi da AI — Hoton yadda Pasquiaornis 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: Pasquiaornis
Wanda ya ba da suna: Tokaryk et al. 19972
Rukuni: Tsuntsayen farko
Iyali / rukuni: Hesperornithiformes2
Rarrabewa: Theropoda > Avialae2
Zamanin duwatsu: shekaru miliyan 100 zuwa 94 (Cenomanian)2
Tsarin duwatsu: Belle Fourche2
Kasashe: Canada2
Rubutun burbushin halittu: 2 a cikin Bayanan Paleobiology2
Gano: Tim Tokaryk, Stephen Cumbaa da John Storer ne suka ba Pasquiaornis suna a shekarar 1997. An tattara burbushin halittun kusa da Arborfield, Saskatchewan, galibi a lokacin balaguron 1992 zuwa 1993 na Royal Saskatchewan Museum da Canadian Museum of Nature.1 2
Har yanzu ana muhawara: Masana ba su da tabbacin ko Pasquiaornis zai iya tashi, saboda ƙasusuwan fikafikansa suna kama da na tsuntsayen da ke tashi amma sun yi kauri sosai don tashi yadda ya kamata.1

Inda bayanan suka fito

Pasquiaornis (en.wikipedia.org)
Pasquiaornis 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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