Katin Dino No. 1033 na 2 027

Leptocleidus

Sunan yana nufin: “ƙashin wuya siriri”1

Ya ci: NamaPlesiosaursFarkon CretaceousBa dinosaur ba ne a zahiri

Leptocleidus ƙaramin plesiosaur ne wanda ya yi iyo a cikin tekuna marasa zurfi da koguna a lokacin farkon zamanin Cretaceous. Yana da dogon wuya, gajeren jiki, da fiffike guda huɗu don yin iyo a cikin ruwa. Ba kamar sauran plesiosaurs da yawa ba, ya rayu a cikin tafkuna har ma da ruwan gishiri ko ruwan da ba shi da gishiri sosai.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 143 zuwa 100 da suka wuce4

Farkon Cretaceous

Burbushin halittu da aka samo a

Ingila (Sussex, Isle of Wight), Afirka ta Kudu (Cape Province), da Yammacin Ostiraliya (Kalbarri)1

Tsawo

har zuwa 3 m (9.8 ft)1

Mafi girman gudu

kusan 28 km/h (17 mph)

Iyo, ƙiyasi

Me Leptocleidus yake ci?

Masana kimiyya ba su da tabbas kan ainihin abin da Leptocleidus yake ci, amma haƙoransa masu kaifi da yawa suna nuna cewa yana cin kifi ko wasu ƙananan halittun ruwa. Wataƙila yana farauta ne a cikin ruwa marar zurfi.

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 3 daga hanci zuwa wutsiyatsawon ayaba 17 a jerezai iya yin iyo tsawon babban wurin wanka (50 m) cikin daƙiƙa 6.4

Yaya girman Leptocleidus 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)

Leptocleidus kusan 28 km/h (17 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

Leptocleidus yana da haƙora kusan 21 a kowane gefe na babbar muƙamuƙinsa da kuma kusan haƙora 35 a kowane gefe na ƙaramin muƙamuƙinsa.1

Ƙoƙon kansa yana da siffar triangle tare da wani kambi da ke gudana daga hanci zuwa yankin hanci.1

Ba kamar sauran plesiosaurs ba, Leptocleidus ya rayu a cikin ƙananan tafkuna kuma wataƙila ya shiga ruwan gishiri ko ruwa mai daɗi, kamar bakin koguna.1

Masana kimiyya suna tunanin cewa Leptocleidus ya koma ruwa mai daɗi don tserewa daga manyan plesiosaurs da pliosaurs.1

Sunan Leptocleidus ya fito ne daga kalmomin Girkanci waɗanda ke nufin 'ƙashin wuya siriri', yana nuni ga ƙashin wuyansa na bakin ciki.1

Leptocleidus yana da manyan ƙasusuwan kafada da na kirji amma yana da ƙananan ƙasusuwan kafada, kamar Rhomaleosaurus na farkon zamanin Jurassic.1

Wani samfurin da aka samo daga Isle of Wight, wanda a da ake tunanin Leptocleidus ne, daga baya aka ba shi suna daban, Vectocleidus, a shekarar 2012.1

Hoton Leptocleidus da aka yi da AI — Hoton yadda Leptocleidus 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 Leptocleidus

?Yaya girman Leptocleidus yake?

Leptocleidus ƙarami ne ga plesiosaur, yana da tsawon mita 3 (ƙafa 9.8). Wani nau'in, Leptocleidus superstes, ya fi wannan ƙanƙanta, yana da kusan mita 1.5 (ƙafa 5).1 3

?Shin Leptocleidus dinosaur ne?

A'a, Leptocleidus ba dinosaur ba ne. Shi plesiosaur ne, wani nau'in dabba mai rarrafe na ruwa da ya daɗe da bacewa wanda yake rayuwa a cikin teku.1 3

?Me Leptocleidus yake ci?

?A ina Leptocleidus yake rayuwa?

Leptocleidus yana rayuwa ne a cikin tafkuna marasa zurfi kuma wani lokacin yana shiga ruwan gishiri ko ruwan da ba shi da gishiri sosai, kamar bakin kogi. An samo ƙasusuwansa a Ingila, Afirka ta Kudu, da Ostiraliya.1 3

Don ƙwararrun dino

Sunan kimiyya: Leptocleidus
Wanda ya ba da suna: Andrews 19224
Rukuni: Plesiosaurs
Iyali / rukuni: Leptocleididae4
Rarrabewa: Plesiosauria > Sauropterygia4
Zamanin duwatsu: shekaru miliyan 143 zuwa 100 (Berriasian / Albian)4
Tsarin duwatsu: Murderong Shale, Bulldog Shale, Weald Clay4
Kasashe: Australia, Birtaniya, South Africa4
Rubutun burbushin halittu: 7 a cikin Bayanan Paleobiology4
An kuma san shi da: Peyerus (tsoffin sunaye da yanzu ake ɗauka a matsayin dabba ɗaya)4
Gano: Charles William Andrews ne ya ba Leptocleidus suna a shekarar 1922 bisa ga ƙasusuwa da ƙoƙon kai da aka gano daga Weald Clay na Berwick, Sussex, Ingila.4 1
Har yanzu ana muhawara: Masana kimiyya suna muhawara ko Leptocleidus yana cikin rukunin Rhomaleosauridae ko kuma a cikin nasa rukunin da ake kira Leptocleididae.2

Inda bayanan suka fito

Leptocleidus (en.wikipedia.org)
Reassessment of the Lower Cretaceous (Barremian) pliosauroid Leptocleidus superstes Andrews, 1922 and other plesiosaur remains from the nonmarine Wealden succession of southern England | Zoological Journal of the Linnean Society | Oxford Academic (academic.oup.com)
Leptocleidus Facts for Kids (kids.kiddle.co)
Leptocleidus in The Paleobiology Database (CC BY 4.0): shekaru, wurare, nau'in duwatsu, rarrabawa.

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