Katin Dino No. 0985 na 2 027

Kourisodon

Sunan yana nufin: “haƙorin wuka”1

Ya ci: NamaMosasaursƘarshen CretaceousBa dinosaur ba ne a zahiri

Kourisodon wani ƙaramin dabba ne mai rarrafe na cikin ruwa wanda yake saurin iyo, kuma ya rayu a cikin tekunan Late Cretaceous. Yana da kaifi, haƙora masu kama da wuka don yanka kifi da sauran abincinsa. Ko da yake shi mosasaur ne, ba dinosaur ba, ya kasance babban mafarauci a cikin gidansa na teku.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 86 zuwa 66 da suka wuce3

Ƙarshen Cretaceous

Burbushin halittu da aka samo a

Tsibirin Vancouver, British Columbia, Kanada, da Tsibirin Shikoku, Japan1 2

Tsawo

3.75 m (12 ft)1

kiyasin nau'in K. puntledgensis

Mafi girman gudu

kusan 37 km/h (23 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 4 daga hanci zuwa wutsiyatsawon ayaba 21 a jerezai iya yin iyo tsawon babban wurin wanka (50 m) cikin daƙiƙa 4.9

Yaya girman Kourisodon 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)

Kourisodon kusan 37 km/h (23 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

Kourisodon ƙaramin mosasaur ne, tsayinsa ya kai mita 3.75 (ƙafa 12.3) kawai, ya fi ƙanƙanta sosai idan aka kwatanta da manyan halittu kamar Mosasaurus.1

Sunansa yana nufin 'haƙorin wuka' a yaren Girkanci, saboda haƙoransa suna da siffar wuka.1

An gano ƙashin Kourisodon a Kanada da Japan, wanda hakan ke nuna cewa ya rayu a cikin Tekun Pasifik.1 2

An gano ƙashin Kourisodon na farko ne a bakin Kogin Puntledge da ke Tsibirin Vancouver, kuma an ba nau'in suna K. puntledgensis bayan wannan kogi.1

Wani kwatankwacin girman gaske na wanda aka gano a Kogin Puntledge yana nan a baje kolin a Cibiyar Binciken Ƙashi ta Kanada da ke Morden, Manitoba.1

Kourisodon ya rayu tare da plesiosaurs masu dogayen wuya (elasmosaurids), kunkuru, da sauran mosasaurs, amma ba a gano plesiosaurs masu gajerun wuya (polycotylids) ba a gidansa na Kanada.1

Hoton Kourisodon da aka yi da AI — Hoton yadda Kourisodon 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: Kourisodon
Wanda ya ba da suna: Nicholls and Meckert 20023
Rukuni: Mosasaurs
Iyali / rukuni: Mosasauridae3
Rarrabewa: Mosasauroidea3
Zamanin duwatsu: shekaru miliyan 86 zuwa 66 (Santonian / Maastrichtian)3
Tsarin duwatsu: Pender, Hiketa, Mutsuo3
Kasashe: Japan, Canada3
Rubutun burbushin halittu: 3 a cikin Bayanan Paleobiology3
Gano: An ba Kourisodon suna a shekarar 2002 ta hannun masana ilimin halittu Elizabeth Nicholls da Dirk Meckert, bisa ga wani ƙashin da aka gano a Tsibirin Vancouver, Kanada. Nau'in da aka fara gano shi ne K. puntledgensis.1 3
Har yanzu ana muhawara: Masana kimiyya ba su da tabbacin ko ƙashin da aka gano a Japan na wani nau'in Kourisodon ne daban wanda ba a ba suna ba, saboda haƙoransu sun ɗan bambanta.1

Inda bayanan suka fito

Kourisodon (en.wikipedia.org)
Kourisodon sp. (Mosasauridae) from the Upper Cretaceous Izumi Group (Upper Campanian) of Kanewari, Tawa, Sanuki City, Kagawa Prefecture, Southwest Japan (gbank.gsj.jp)
Kourisodon 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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