Yatenavis

Aha pụtara: “nnụnụ nkume”1

Riri: AnụEarly birds (nnụnụ ndị mbụ)Late Cretaceous

Yatenavis bụ obere nnụnụ dịrị ndụ nso n'ọgwụgwụ oge dinosaurs. Ọ dị ka obere nnụnụ sparrow ma na-efe n'ime ọhịa ndị dị n'ebe bụ Patagonia na Argentina ugbu a. Obere nnụnụ a bụ otu n'ime nnụnụ enantiornithine ndị kacha n'ebe ndịda a hụrụla.2 1

Dịrị ndụ

72 ruo 66 nde afọ gara aga3

Late Cretaceous

Fossil ndị a hụrụ na

Estancia La Anita, mpaghara Santa Cruz, Patagonia, Argentina2 1

Ọsọ kachasị elu

ihe dị ka 27 km/h (17 mph)

Ịfe efe, atụmatụ

Olee mgbe ọ dịrị ndụ?

Triassic

Jurassic

Cretaceous

Afọ 252 nde gara aga20114566, asteroid ahụ

Olee otú ọsọ o si gbaa?

Onye na-eje ije ihe dịka 5 km/h (3 mph)

Nwatakịrị nọ n'igwe ịnyịnya ihe dịka 12 km/h (7 mph)

Yatenavis ihe dịka 27 km/h (17 mph)

Ịnyịnya na-agba ọsọ ihe dịka 65 km/h (40 mph)

Cheetah ihe dịka 100 km/h (62 mph)

ihe dị mma

Eziokwu ndị na-atọ ụtọ

A maara Yatenavis site n'otu ọkpụkpụ: ọkara ala nke ọkpụkpụ nku aka nri (humerus).2 1

Ọ biri ihe dị ka nde afọ 72 ruo 66 gara aga, n'oge Maastrichtian nke Late Cretaceous.3

Yatenavis bụ nnụnụ enantiornithine kacha n'ebe ndịda a hụrụla n'ụwa niile.2 1

Ọ bụ otu n'ime nnụnụ enantiornithine kacha nta si Late Cretaceous nke South America, ọ dị ka obere nnụnụ sparrow.2 1

Aha ya sitere n'okwu Aoni Kenk pụtara 'nkume' na Latin pụtara 'nnụnụ', nke pụtara 'nnụnụ nkume'.1

Yatenavis biri n'akụkụ nnụnụ ndị ọzọ, gụnyere nnụnụ enantiornithine buru ibu na nnụnụ a na-akpọ Kookne yeutensis.1

A hụrụ ọkpụkpụ ahụ na Chorrillo Formation, nke osimiri mepụtara n'ebe oyi na-atụ ma dị elu.2 1

Foto Yatenavis nke AI mere — Foto AI mere nke otú Yatenavis nwere ike isi dị, nke kọmputa mere site n'ihe ndị ọkà mmụta sayensị maara. Ọ bụ echiche: anụmanụ ahụ nwere ike ịdị iche, ọ dịghịkwa onye maara agba ya n'ezie.

Maka ndị ọkachamara dinosaur

Aha sayensị: Yatenavis
Onye nyere ya aha: Álvarez Herrera et al. 20233
Otu: Early birds (nnụnụ ndị mbụ)
Ezinụlọ / clade: Enantiornithes3
Nhazi: Theropoda > Avialae3
Oge nke nkume: 72 ruo 66 nde afọ (Maastrichtian)3
Nkume ndị e hiwere: Chorrillo3
Mba: Argentina3
Ihe ndekọ fossil: 1 n'ime Paleobiology Database3
Nchọpụta: Otu ndị ọkà mmụta sayensị si Argentina na Japan, gụnyere Gerardo Álvarez Herrera na Federico Agnolín, kpọrọ Yatenavis aha ma kọwaa ya n'afọ 2023. A hụrụ otu ọkpụkpụ ahụ n'oge njem nyocha n'ọnwa Machị 2022 na Estancia La Anita na Patagonia, Argentina.2 1
A ka na-arụrịta ụka: Ndị ọkà mmụta sayensị ejighị n'aka otú Yatenavis si dị ma ọ bụ otú o si akpa agwa, n'ihi na ọ bụ naanị otu ọkpụkpụ nku ka a hụrụ.2 1

Ebe eziokwu si bịa

New enantiornithine bird from the the uppermost Cretaceous (Maastrichtian) of southern Patagonia, Argentina (ri.conicet.gov.ar)
New enantiornithine bird from the uppermost Cretaceous (Maastrichtian) of southern Patagonia, Argentina (sciencedirect.com)
Yatenavis in The Paleobiology Database (CC BY 4.0): afọ, ebe, nhazi nkume, nhazi.

Eziokwu ọ bụla dị na peeji a nwere nọmba na-egosi ebe o si. Ọ bụrụ na anyị mejọrọ ihe, biko gbaghara anyị, anyị bụ ndị na-akwado dinosaur, ọ bụghị akwụkwọ sayensị. Gwa anyị na [email protected] anyị ga-edozi ya.

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