Katin Dino No. 1635 na 2 027

Shastasaurus

Sunan yana nufin: “Kada na Dutsen Shasta”1

Ya ci: NamaIchthyosaursƘarshen TriassicBa dinosaur ba ne a zahiri

Shastasaurus wata babbar dabba ce mai rarrafe ta ruwa wadda ta yi iyo a cikin tekuna a lokacin karshen Triassic, ba dinosaur ba ce. Wasu nau'ikan sun kai tsawon kifi mai shudi, wanda hakan ya sa su zama daya daga cikin mafi girman dabbobi masu rarrafe da suka taba rayuwa. Tana da gajeren hanci mara hakora, sabanin sauran ichthyosaurs.1

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 237 zuwa 206 da suka wuce3

Ƙarshen Triassic

Burbushin halittu da aka samo a

California da Oregon, Amurka; British Columbia, Kanada; Sonora, Mexico3 1

Tsawo

7 zuwa 21 m (23 zuwa 69 ft)1

S. pacificus kusan mita 7, S. sikanniensis har zuwa mita 21

Nauyi

har zuwa ton 81.5 (179,700 lb)1

Mafi girman gudu

kusan 22 km/h (14 mph)

Iyo, ƙiyasi

Me Shastasaurus take ci?

Masana kimiyya suna tunanin Shastasaurus watakila tana cin abinci ta hanyar tsotsa, tana tsotsar abinci mai laushi kamar squid da kifi. Duk da haka, wasu bincike na baya-bayan nan sun nuna cewa bakinta bai dace da cin abinci ta hanyar tsotsa ba.

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 giwaye 14

tsawon motoci 5 a ajiye a jeretsawon ayaba 120 a jerenauyin kankana 16000nauyin yaran ajujuwa 100 gaba ɗayazai iya yin iyo tsawon babban wurin wanka (50 m) cikin daƙiƙa 8.2

Yaya girman Shastasaurus 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)

Shastasaurus kusan 22 km/h (14 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

Shastasaurus ya rayu kimanin shekaru miliyan 235 zuwa 205 da suka wuce, a lokacin Late Triassic.1

Mafi girman nau'in, Shastasaurus sikanniensis, zai iya kai tsawon mita 21 (kafa 69) kuma ya auna sama da tan 80, kamar nauyin babban kifi.1

Sabanin yawancin ichthyosaurs, wadanda suke da dogon hanci cike da hakora, Shastasaurus tana da gajeren baki mara hakora.1

Masana kimiyya suna tunanin Shastasaurus watakila tana cin abinci ta hanyar tsotsa, tana tsotsar abinci mai laushi kamar kifi mai suna squid, kamar yadda wasu kifin kogi na zamani suke yi.1

Sunan Shastasaurus ya fito ne daga Dutsen Shasta a California, kusa da inda aka gano burbushin halittun farko.1

Shastasaurus tana da jiki siriri sosai. Wani nau'in yana da kashin kirji kasa da mita 2 duk da cewa fiffikenta suna da nisan mita 7 tsakaninsu.1

Ba a san ko Shastasaurus tana da fin a bayanta ba, amma tsoffin ichthyosaurs kamar Mixosaurus suna da daya.1

Hoton Shastasaurus da aka yi da AI — Hoton yadda Shastasaurus 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 Shastasaurus

?Shin Shastasaurus dinosaur ce?

A'a, Shastasaurus ichthyosaur ce, dabba ce mai rarrafe ta ruwa da ta rayu a cikin tekuna, ba dinosaur ba ce.1

?Yaya girman Shastasaurus?

Mafi girman nau'in, Shastasaurus sikanniensis, zai iya kai tsawon mita 21 (kafa 69) kuma ya auna tan 81.5. Nau'in farko, S. pacificus, ya fi karami da sama da mita 7 (kafa 23).1

?Me Shastasaurus take ci?

?Shin Shastasaurus tana da hakora?

A'a, Shastasaurus tana da gajeren hanci mara hakora, sabanin yawancin sauran ichthyosaurs wadanda suke da dogon hanci cike da hakora.1

?Yaushe Shastasaurus ta rayu?

Shastasaurus ya rayu a lokacin Late Triassic, kimanin shekaru miliyan 235 zuwa 205 da suka wuce.1

?A ina aka gano Shastasaurus?

An gano burbushin Shastasaurus a Amurka (California), Kanada (British Columbia), da kuma Mexico.1

Mai karyata tatsuniya

Tatsuniya: Shastasaurus dinosaur ce.

Gaskiya: Shastasaurus ichthyosaur ce, dabba ce mai rarrafe ta ruwa da ta rayu a cikin teku, ba dinosaur ba ce.1

Don ƙwararrun dino

Sunan kimiyya: Shastasaurus
Wanda ya ba da suna: Merriam 18953
Rukuni: Ichthyosaurs
Iyali / rukuni: Shastasauridae3
Rarrabewa: Ichthyosauria > Ichthyosauromorpha3
Zamanin duwatsu: shekaru miliyan 237 zuwa 206 (Carnian / Norian)3
Tsarin duwatsu: Hosselkus, Antimonio, Pardonet3
Kasashe: Amurka, Mexico, Canada3
Rubutun burbushin halittu: 10 a cikin Bayanan Paleobiology3
Gano: John C. Merriam ne ya ba Shastasaurus suna a shekarar 1895 bisa ga burbushin halittun da aka gano a gundumar Shasta, California.1 3
Har yanzu ana muhawara: Masana kimiyya har yanzu suna muhawara kan ko babban nau'in Shastasaurus sikanniensis yana cikin Shastasaurus ko kuma cikin rukunin Shonisaurus mai nasaba da ita.1

Inda bayanan suka fito

Shastasaurus (en.wikipedia.org)
Short-snouted toothless ichthyosaur from China suggests Late Triassic diversification of suction feeding ichthyosaurs - PubMed (pubmed.ncbi.nlm.nih.gov)
Shastasaurus in The Paleobiology Database (CC BY 4.0): shekaru, wurare, nau'in duwatsu, rarrabawa.

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