Katin Dino No. 0753 na 2 027

Grendelius

Sunan yana nufin: “Halittar Grendel, wanda aka sa wa suna bayan dodo a cikin tsohuwar wakar Ingilishi ta Beowulf”1

Ya ci: NamaIchthyosaursƘarshen Jurassic zuwa Farkon CretaceousBa dinosaur ba ne a zahiri

Grendelius wani nau'in dabba ne mai rarrafe da ke rayuwa a cikin ruwa kuma yana yin iyo da sauri a cikin tekun zamanin Jurassic. Ba dinosaur ba ne, amma wani nau'in ichthyosaur ne, wanda ke nufin 'kifin dabba mai rarrafe'. Tare da manyan idanunsa da haƙoransa masu kaifi, ya kasance ƙwararren mafaraucin kifi da squid.1 4

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 155 zuwa 143 da suka wuce4

Ƙarshen Jurassic zuwa Farkon Cretaceous

Burbushin halittu da aka samo a

Stowbridge, Norfolk, Ingila, da kuma a ƙasar Rasha ta Turai1 4

Tsawo

3.5 zuwa 4.5 m (11 zuwa 15 ft)1

an kiyasta daga ɓangaren ƙasusuwan da aka gano

Mafi girman gudu

kusan 47 km/h (29 mph)

Iyo, ƙiyasi

Me Grendelius yake ci?

Ya kasance ƙwararren mafaraucin kifi da squid, yana amfani da manyan idanunsa da haƙoransa masu kaifi don kama su.

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 25 a jerezai iya yin iyo tsawon babban wurin wanka (50 m) cikin daƙiƙa 3.8

Yaya girman Grendelius 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)

Grendelius kusan 47 km/h (29 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

An fara bayyana Grendelius a shekarar 1976 daga wani burbushin halitta da aka gano a cikin yumbu na Kimmeridge Clay na Ingila.1

Sunansa ya fito ne daga Grendel, dodon da ke cikin tsohuwar wakar Ingilishi ta Beowulf.1

Grendelius yana da gajeren fiffike na gaba kuma mai faɗi, wanda ya taimaka masa wajen tuƙi da sauri a cikin ruwa.2

Masana kimiyya suna tunanin Grendelius yana haihuwa ne kai tsaye, kamar sauran ichthyosaurs, maimakon yin ƙwai.2

Wasu masana sun yi imanin cewa Grendelius yana iya zama dabba ɗaya da Brachypterygius extremus, amma wasu ba su yarda ba.2

An gano burbushin Grendelius a Ingila da Rasha, wanda ke nuna cewa ya rayu a wani babban yanki na tekun zamanin Jurassic.1 4

Hoton Grendelius da aka yi da AI — Hoton yadda Grendelius 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 Grendelius

?Yaya girman Grendelius?

Kimanin mita 4 (ƙafa 13) tsawonsa. Wannan kusan tsawon ƙaramin mota ne.3

?Me Grendelius yake ci?

Ya kasance ƙwararren mafaraucin kifi da squid, yana amfani da manyan idanunsa da haƙoransa masu kaifi don kama su.3

?Shin Grendelius dinosaur ne?

A'a, ba dinosaur ba ne. Wani nau'in ichthyosaur ne, dabba mai rarrafe da ke rayuwa a cikin tekun zamanin Jurassic.3

Mai karyata tatsuniya

Tatsuniya: Grendelius dinosaur ne.

Gaskiya: Grendelius ichthyosaur ne, wani dabba mai rarrafe da ke rayuwa a cikin teku. Ichthyosaurs ba dinosaurs ba ne.1

Don ƙwararrun dino

Sunan kimiyya: Grendelius
Wanda ya ba da suna: McGowan 19764
Rukuni: Ichthyosaurs
Iyali / rukuni: Ophthalmosauridae4
Rarrabewa: Ichthyosauria > Ichthyosauromorpha4
Zamanin duwatsu: shekaru miliyan 155 zuwa 143 (Kimmeridgian / Tithonian)4
Kasashe: Russia4
Rubutun burbushin halittu: 6 a cikin Bayanan Paleobiology4
Gano: Masanin ilimin halittu C. McGowan ne ya ba Grendelius suna a shekarar 1976, bisa ga wani ɓangaren ƙasusuwan da aka gano a cikin yumbu na Kimmeridge Clay na Stowbridge, Norfolk, Ingila.1
Har yanzu ana muhawara: Masana kimiyya ba su da tabbas ko Grendelius wani nau'in dabba ne daban ko kuma ya kamata a kira shi Brachypterygius extremus. Har yanzu ana taƙaddama kan rarraba shi.2

Inda bayanan suka fito

cdnsciencepub.com (cdnsciencepub.com)
PBDB Taxon (paleobiodb.org)
Grendelius (Wikipedia) (Wikipedia)
Grendelius in The Paleobiology Database (CC BY 4.0): shekaru, wurare, nau'in duwatsu, rarrabawa.

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