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Zane na Rhamphocephalus
Katin Dino No. 1544 na 2 027

Rhamphocephalus

Sunan yana nufin: “kan baki”1
Ya ci: KifiDabbobi masu rarrafe masu tashiTsakiyar Jurassic zuwa Ƙarshen JurassicBa dinosaur ba ne a zahiri

Rhamphocephalus wani dabba ne mai tashi wanda ya rayu a tsakiyar zamanin Jurassic. Yana shawagi a kan tekuna masu dumi na inda yanzu ake kira kasar Ingila, yana kamo kifi da bakinsa mai kaifi. Amma masana kimiyya yanzu suna tunanin cewa wasu kashinsa a zahiri na wani nau'in dabba ne daban, wani nau'in kada na ruwa!1

Gaskiya mai ban sha'awa: pterosaurs sun tashi a saman dinosaur, amma danginsu ne, ba dinosaur ba ne su kansu.
Ya rayu
shekaru miliyan 168 zuwa 155 da suka wuce5
Tsakiyar Jurassic zuwa Ƙarshen Jurassic
Burbushin halittu da aka samo a
Gloucestershire da Oxfordshire, Ingila, United Kingdom12
Faɗin fiffike
2 m (6.6 ft)34
Mafi girman gudu
kusan 48 km/h (30 mph)
Tashi sama, ƙiyasi

Yaushe ya rayu?

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

Yaya girman sa yake?

Yaya faɗin fiffikensa yake?

Rhamphocephalus fiffike kusan 2 m daga ƙarshe zuwa ƙarshe (6.6 ft)Kare kusan 1 m (3.3 ft)Keken manya kusan 1.8 m (5.9 ft)Mota kusan 4.5 m (15 ft)
tsawon kyanwar gida 4 daga hanci zuwa wutsiyazai iya tashi daga wannan gefen filin ƙwallon ƙafa zuwa ɗayan cikin daƙiƙa 7.9

Yaya girman Rhamphocephalus idan aka kwatanta da KAI?

Lissafi kawai a cikin burauzarka. Babu abin da ake adanawa ko aikawa ko'ina.

Yaya saurin sa yake?

abubuwa masu ban sha'awa

Gaskiya mai ban sha'awa

1

Da farko ana tunanin Rhamphocephalus wani nau'in pterosaur ne, amma yanzu ana ganin nau'in da aka fara gano shi, wato R. prestwichi, wani nau'in thalattosuchian ne (wani nau'in dabba mai kama da kada da ke rayuwa a cikin ruwa).1

2

Sunan Rhamphocephalus an yi amfani da shi ne a matsayin 'kwandon shara' don tattara ragowar kashin pterosaur da yawa na zamanin Jurassic a Biritaniya, ma'ana wurin ajiye kashin da ba a san inda za a saka su ba.1

3

Kashin Rhamphocephalus yana da shekaru tsakanin 168 zuwa 155 miliyan, tun daga zamanin Bathonian har zuwa Oxfordian na zamanin Jurassic.2

4

Wasu nau'ikan da aka taba saka su cikin Rhamphocephalus, kamar Pterodactylus bucklandii, yanzu ana ganin su a matsayin pterosaurs ne amma ba a cikin wannan rukuni na genus ba.1

5

Samfurin farko (holotype) na Rhamphocephalus prestwichi wani yanki ne kawai na kashin saman kai, wanda hakan ya sa masana kimiyya suka sha wahalar gane shi daidai.1

An yi shi da AIHoton Rhamphocephalus da aka yi da AI
Hoton yadda Rhamphocephalus 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.

Mai karyata tatsuniya

Tatsuniya: Rhamphocephalus tabbas pterosaur ne.

Gaskiya: Nau'in asali a zahiri thalattosuchian ne (wani nau'in kada na ruwa). Nau'in pterosaur da aka taba hada shi da su yanzu ana daukar su a matsayin daban.1

Don ƙwararrun dino

Sunan kimiyya
Rhamphocephalus
Wanda ya ba da suna
Seeley 18805
Rukuni
Dabbobi masu rarrafe masu tashi
Iyali / rukuni
Rhamphorhynchidae5
Rarrabewa
Pterosauria > Rhamphorhynchidae5
Zamanin duwatsu
shekaru miliyan 168 zuwa 155 (Bathonian / Oxfordian)5
Tsarin duwatsu
Taynton Limestone, Cotswold Slate, Chipping Norton Limestone5
Kasashe
Birtaniya5
Rubutun burbushin halittu
10 a cikin Bayanan Paleobiology5
An kuma san shi da
Dolichorhamphus (tsoffin sunaye da yanzu ake ɗauka a matsayin dabba ɗaya)5
Gano
Harry Seeley ne ya ba Rhamphocephalus prestwichi suna a shekarar 1880 bisa ga wani yanki na kashin kai da Farfesa Prestwich ya gano a Gloucestershire, Ingila.1
Har yanzu ana muhawara
Masana kimiyya har yanzu ba su da tabbacin wane nau'in pterosaur ne yake cikin Rhamphocephalus, domin yawancin burbushin halittun ba su cika ba ko kuma ba a adana su yadda ya kamata ba.1

Inda bayanan suka fito

  1. Rhamphocephalus (en.wikipedia.org)
  2. PBDB Taxon (paleobiodb.org)
  3. PaleoCodex :: Rhamphocephalus (paleocodex.com)
  4. Rhamphocephalus (prehistoric-wildlife.com)
  5. Rhamphocephalus in The Paleobiology Database (CC BY 4.0): shekaru, wurare, nau'in duwatsu, rarrabawa.

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