Kaadị Dino Nke 1703 nke 2 027

Spitrasaurus

Aha pụtara: “Mbe Spitsbergen Travel, nke e nyere aha a n'ihi ụlọ ọrụ njem Spitsbergen Travel nke kwadoro nnyocha ahụ”1

Riri: AnụPlesiosaursLate Jurassic ruo Early CretaceousỌ bụghị dinosaur n'ezie

Spitrasaurus bụ anụ na-akpụ akpụ nwere ogologo olu nke na-egwu mmiri n'oké osimiri Jurassic. O nwere olu dị ogologo nke nwere ọkpụkpụ olu 60, karịa ọtụtụ plesiosaurs ndị ọzọ. Ọ biri n'ime mmiri oyi nso ebe a na-akpọ Svalbard, Norway ugbu a.1

Eziokwu na-atọ ụtọ: anụmanụ mmiri a na-egwu mmiri mgbe dinosaur na-eje ije n'ala. Onye ọ bụla na-akpọ ha dinosaur, mana ha bụ alaka dị iche nke anụmanụ na-akpụ akpụ.

Dịrị ndụ

149 ruo 143 nde afọ gara aga2

Late Jurassic ruo Early Cretaceous

Fossil ndị a hụrụ na

Janusfjellet, Spitsbergen, Svalbard, Norway1

Ọsọ kachasị elu

ihe dị ka 27 km/h (17 mph)

Igwu mmiri, atụmatụ

Olee mgbe ọ dịrị ndụ?

Triassic

Jurassic

Cretaceous

Afọ 252 nde gara aga20114566, asteroid ahụ

Olee otú ọsọ o si gbaa?

Onye na-eje ije ihe dịka 5 km/h (3 mph)

Nwatakịrị nọ n'igwe ịnyịnya ihe dịka 12 km/h (7 mph)

Spitrasaurus ihe dịka 27 km/h (17 mph)

Ịnyịnya na-agba ọsọ ihe dịka 65 km/h (40 mph)

Cheetah ihe dịka 100 km/h (62 mph)

ihe dị mma

Eziokwu ndị na-atọ ụtọ

Spitrasaurus nwere opekata mpe ọkpụkpụ olu 60, nke karịrị ọtụtụ plesiosaurs Jurassic ndị ọzọ. Naanị ụfọdụ elasmosaurids nke Cretaceous nwere karịa ya.1

Ọkpụkpụ olu Spitrasaurus nwere akụkụ dị elu n'akụkụ ya, ihe a na-adịghị ahụ n'ọtụtụ plesiosaurs ndị yiri ya dị ka Djupedalia ma ọ bụ Kimmerosaurus.1

A kpọwo ụdị Spitrasaurus abụọ aha: S. wensaasi na S. larseni. Ha dị iche n'ụdị ọkpụkpụ olu na ọkpụkpụ ọgịrịga ha.1

Ihe mbụ a hụrụ nke Spitrasaurus (S. wensaasi) bụ nke na-eto eto, n'ihi na ọkpụkpụ ya ejikọtaghị nke ọma. E debere ya n'azụ ya n'ime apịtị ojii.1

Spitrasaurus biri ihe dị ka nde afọ 149 ruo 143 gara aga, n'oge Tithonian nke oge Jurassic. A hụrụ ọkpụkpụ ya na Slottsmøya Member nke Agardhfjellet Formation.2 1

Aha Spitrasaurus na-asọpụrụ Spitsbergen Travel, ụlọ ọrụ njem obodo nke nyeere aka ịkwado nnyocha ahụ.1

Foto Spitrasaurus nke AI mere — Foto AI mere nke otú Spitrasaurus nwere ike isi dị, nke kọmputa mere site n'ihe ndị ọkà mmụta sayensị maara. Ọ bụ echiche: anụmanụ ahụ nwere ike ịdị iche, ọ dịghịkwa onye maara agba ya n'ezie.

Maka ndị ọkachamara dinosaur

Aha sayensị: Spitrasaurus
Onye nyere ya aha: Knutsen et al. 20122
Otu: Plesiosaurs
Ezinụlọ / clade: Cryptoclididae2
Nhazi: Plesiosauria > Sauropterygia2
Oge nke nkume: 149 ruo 143 nde afọ (Tithonian)2
Nkume ndị e hiwere: Agardhfjellet2
Mba: Norway2
Ihe ndekọ fossil: 2 n'ime Paleobiology Database2
Nchọpụta: Espen Knutsen, Patrick Druckenmiller, na Jørn Hurum nyere Spitrasaurus aha n'afọ 2012. A hụrụ ọkpụkpụ ndị ahụ n'akụkụ ugwu Janusfjellet na Spitsbergen, Svalbard, Norway.2 1
A ka na-arụrịta ụka: Ndị ọkà mmụta sayensị ejighị n'aka otú Spitrasaurus siri dị ogologo, n'ihi na a hụbeghị ọkpụkpụ ya zuru ezu. Akụkụ ụfọdụ nke ọdụ na isi na-efu n'ihe ndị a hụrụ.1

Ebe eziokwu si bịa

Two new species of long-necked plesiosaurians (Reptilia: Sauropterygia) from the Upper Jurassic (Middle Volgian) Agardhfjellet Formation of central Spitsbergen (geologi.no)
Spitrasaurus in The Paleobiology Database (CC BY 4.0): afọ, ebe, nhazi nkume, nhazi.

Eziokwu ọ bụla dị na peeji a nwere nọmba na-egosi ebe o si. Ọ bụrụ na anyị mejọrọ ihe, biko gbaghara anyị, anyị bụ ndị na-akwado dinosaur, ọ bụghị akwụkwọ sayensị. Gwa anyị na [email protected] anyị ga-edozi ya.

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