Dino Wiki / Dukan dinos / Dabbobi masu rarrafe na teku

Katin Dino No. 1349 na 2 027

Palatodonta

Sunan yana nufin: “haƙorin baka, an ba shi suna ne saboda haƙoran da ke kan ƙashin bakinsa (palate)”1

Ya ci: NamaDabbobi masu rarrafe na tekuTsakiyar TriassicBa dinosaur ba ne a zahiri

Palatodonta wani karamin dabba mai rarrafe ne na teku da ya rayu a cikin teku kimanin shekaru miliyan 245 da suka wuce. Yana da layin hakora masu tsini a kan rufin bakinsa, wanda wataƙila ya yi amfani da su don tace taɓo mai laushi don neman kananan abinci. Shi dan uwa ne na farko na placodonts, dabbobi masu rarrafe masu faffadan hakora don fasa kwasfan kaguwa da dodon kodi.1 2

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 247 zuwa 241 da suka wuce4

Tsakiyar Triassic

Burbushin halittu da aka samo a

Winterswijk, lardin Gelderland, Netherlands1 3

Mafi girman gudu

kusan 23 km/h (14 mph)

Iyo, ƙiyasi

Me Palatodonta yake ci?

Yana amfani da haƙoransa na gaba masu kauri wajen tace laka a kasan teku don neman ƙananan abinci kamar tsutsotsi ko ƙananan kifin kwasfa.

Yaushe ya rayu?

Triassic

Jurassic

Cretaceous

Shekaru miliyan 252 da suka wuce20114566, dutsen sararin samaniya (asteroid)

Yaya saurin sa yake?

Mutum yana tafiya kusan 5 km/h (3 mph)

Yaro a kan keke kusan 12 km/h (7 mph)

Palatodonta kusan 23 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

Palatodonta yana da jerin haƙora guda 10 masu kunkuntar siffa da kaifi a saman bakinsa, wanda ya bambanta da haƙoran placodonts na baya masu faɗi da murƙushewa.1

Haƙoransa na gaba sun yi kauri, kamar ƙusoshi, kuma sun ɗan karkata zuwa gaba, kamar na Placodus, wanda yake amfani da su wajen kama abinci mai kwasfa.1

Ƙashin da aka gano guda ɗaya kawai shi ne na kwanon kan dabba matashiya, don haka masana kimiyya suke tunanin matashi ne lokacin da ya mutu.1

Palatodonta ya rayu a farkon Middle Triassic, kimanin shekaru miliyan 247 zuwa 241 da suka wuce, a cikin wani teku marar zurfi da ya rufe wani bangare na Turai.3 1

Kwanon kansa yana da ƙashin kunci mai siffar L, wani siffa da ke haɗa shi da placodonts na farko.1

Palatodonta shi ne placodontiform mafi asali da aka sani, wanda ke nufin ya raba hanya kafin placodonts na gaskiya su haɓaka haƙoransu na musamman na murƙushewa.1

Hoton Palatodonta da aka yi da AI — Hoton yadda Palatodonta 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 Palatodonta

?Yaya girman Palatodonta yake?

Ƙashin da aka gano guda ɗaya kawai shi ne kwanon kan matashi mai tsawon santimita 2 (inci 0.8). Manyan dabbobin na iya zama sun fi haka girma, amma ba a taɓa samun ƙashin babban dabba ba.1

?Me Palatodonta yake ci?

Yana amfani da haƙoransa na gaba masu kauri wajen tace laka a kasan teku don neman ƙananan abinci kamar tsutsotsi ko ƙananan kifin kwasfa.1

?A ina Palatodonta yake rayuwa?

Ya rayu a cikin wani ƙaramin teku da ya mamaye yankin da yanzu ake kira Netherlands da sauran sassan Turai a lokacin farkon tsakiyar zamanin Triassic.2 1

?Yaushe Palatodonta ya rayu?

Ya rayu a lokacin farkon Middle Triassic, kimanin shekaru miliyan 247 zuwa 241 da suka wuce.4 2

Mai karyata tatsuniya

Tatsuniya: Wasu mutane na iya tunanin Palatodonta dabba ce mai rarrafe ta zamanin dinosaur saboda ya rayu a zamanin Mesozoic.

Gaskiya: Palatodonta dabba ce mai rarrafe ta teku, musamman sauropterygian, ba dinosaur ba ce. Dinosauros dabbobi ne masu rarrafe na ƙasa, shi kuma Palatodonta a cikin teku yake rayuwa.2 1

Don ƙwararrun dino

Sunan kimiyya: Palatodonta
Wanda ya ba da suna: Neenan et al. 20134
Rukuni: Dabbobi masu rarrafe na teku
Iyali / rukuni: Placodontiformes4
Rarrabewa: Sauropterygia4
Zamanin duwatsu: shekaru miliyan 247 zuwa 241 ()4
Tsarin duwatsu: Vossenveld4
Kasashe: Netherlands4
Rubutun burbushin halittu: 1 a cikin Bayanan Paleobiology4
Gano: An ba Palatodonta suna a shekarar 2013 ta hannun Neenan da abokan aikinsa, bisa ga ƙashin kwanon kai da Remco Bleeker ya gano a Winterswijk, Netherlands. Sunan nau'in bleekeri yana girmama wanda ya gano shi.1 3
Har yanzu ana muhawara: Masana kimiyya har yanzu suna ta muhawara kan yadda Palatodonta ke da alaƙa da sauran dabbobi masu rarrafe na teku, da kuma ko da gaske shi ne asalin placodonts na Turai ko kuma sun samo asali ne daga wani wuri.1

Inda bayanan suka fito

European origin of placodont marine reptiles and the evolution of crushing dentition in Placodontia | Nature Communications (nature.com)
Palatodonta (en.wikipedia.org)
PBDB Taxon (paleobiodb.org)
Palatodonta in The Paleobiology Database (CC BY 4.0): shekaru, wurare, nau'in duwatsu, rarrabawa.

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