Katin Dino No. 0072 na 2 027

Alexeyisaurus

Sunan yana nufin: “kadangaren Alexey”1

Ya ci: NamaPlesiosaursƘarshen TriassicBa dinosaur ba ne a zahiri

Alexeyisaurus dabba ne mai rarrafe na teku mai dogon wuya wanda ya yi iyo a cikin tekuna a lokacin Late Triassic, kimanin shekaru miliyan 210 da suka wuce. Ba dinosaur ba ne, amma plesiosaur ne, wani nau'in halittar teku mai ƙaramin kai da fiffike huɗu. Ya rayu kusa da inda yanzu ake kira Franz Josef Land a Rasha.1 2

Gaskiya mai ban sha'awa: wannan dabbar ruwa mai rarrafe tana iyo yayin da dinosaur suke tafiya a ƙasa. Kowa yana kiran su dino, amma reshe ne daban na dabbobi masu rarrafe.

Ya rayu

shekaru miliyan 227 zuwa 211 da suka wuce5

Ƙarshen Triassic

Burbushin halittu da aka samo a

Wilczek Land, Franz Josef Land, Rasha1

Tsawo

7 m (23 ft)2

an kiyasta

Mafi girman gudu

kusan 26 km/h (16 mph)

Iyo, 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?

tsawon karnuka 7 daga hanci zuwa wutsiyatsawon ayaba 39 a jerezai iya yin iyo tsawon babban wurin wanka (50 m) cikin daƙiƙa 6.9

Yaya girman Alexeyisaurus 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)

Alexeyisaurus kusan 26 km/h (16 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

Alexeyisaurus yana ɗaya daga cikin plesiosaurs na farko da aka sani, wanda ya rayu a lokacin Late Triassic.3

Jikinsa yana da tsawon mita 7 (kafa 23), wanda ya kai tsawon ƙaramin bas.2

Ƙashin hannu na sama (humerus) madaidaiciya ne kuma dogo sosai, tare da ƙarshen da ke nuna cewa kan ƙashin bai cika taurin kai ba.2

Ƙashin cinyarsa (femur) yana ɗan lanƙwasa kuma yana da ƙarshen da ya fi na humerus faɗi, wanda hakan ya ba shi siffa daban.2

Ƙasusuwan baya (vertebrae) suna da rami a ɓangarorin biyu kamar dumbbell.2

Masana sun fara tunanin cewa Alexeyisaurus wani nau'in elasmosaur ne, amma bincike na baya ya nuna cewa kashin jikinsa bai kiyaye sosai ba don a tabbatar.1

Hoton Alexeyisaurus da aka yi da AI — Hoton yadda Alexeyisaurus 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 Alexeyisaurus

?Shin Alexeyisaurus dinosaur ne?

A'a, ba dinosaur ba ne. Plesiosaur ne, wani nau'in dabba mai dogon wuya da ke rayuwa a cikin teku.4 1

?Yaya girman Alexeyisaurus?

Yana da tsawon mita 7 (kafa 23), wanda ya kai tsawon ƙaramin motar bas.4

?Yaushe Alexeyisaurus ya rayu?

Ya rayu ne a lokacin ƙarshen Triassic, kusan shekaru miliyan 210 da suka wuce.4 1

Tambayi Rex game da Alexeyisaurus

Rex yana amsa tambayoyi game da wannan shafi kawai. Tambayoyi 10 a wata.

Rex AI ne kuma yana iya yin kuskure. Yana aiki a kan sabobin da ke EU kuma ba a taɓa adana tambayoyi ba. Kada ka taɓa rubuta sunanka ko wasu abubuwan sirri.

Don ƙwararrun dino

Sunan kimiyya: Alexeyisaurus
Wanda ya ba da suna: Sennikov and Arkhangelsky 20105
Rukuni: Plesiosaurs
Iyali / rukuni: Elasmosauridae5
Rarrabewa: Plesiosauria > Elasmosauridae > Sauropterygia5
Zamanin duwatsu: shekaru miliyan 227 zuwa 211 (Norian)5
Tsarin duwatsu: Wilczek5
Kasashe: Russia5
Rubutun burbushin halittu: 1 a cikin Bayanan Paleobiology5
Gano: Masana ilimin halittu na Rasha A. G. Sennikov da M. S. Arkhangelsky ne suka ba Alexeyisaurus suna a shekarar 2010, bisa ga wani kwarangwal da bai cika ba da aka gano a Wilczek Land a yankin Arctic.1 2
Har yanzu ana muhawara: Masana kimiyya ba su da tabbas idan Alexeyisaurus da gaske elasmosaurid plesiosaur ne, saboda kwarangwal ɗin da aka gano bai cika ba kuma bai da kyau.1

Inda bayanan suka fito

Alexeyisaurus (en.wikipedia.org)
PBDB Taxon (paleobiodb.org)
On a typical Jurassic sauropterygian from the Upper Triassic of Wilczek Land (Franz Josef Land, Arctic Russia) (exa.ai)
Alexeyisaurus – Plesiosaur Directory (plesiosauria.com)
Alexeyisaurus 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.

Rex yana jin yunwa! Dino Wiki aikin uba ne don ɗansa mai son dino, kyauta ba tare da talla ko masu bin diddigi ba. Manya za su iya ba Rex abun ciye-ciye don taimaka wa shafin ya ci gaba da kasancewa a yanar gizo.Ba Rex abinci