Yatenavis
Yatenavis was a tiny bird that lived near the end of the age of dinosaurs. It was about the size of a sparrow and flew through the forests of what is now Patagonia in Argentina. This little bird is one of the southernmost enantiornithine birds ever found.21
Cando viviu?
Que velocidade alcanzaba?
Datos curiosos
It lived about 72 to 66 million years ago, during the Maastrichtian stage of the Late Cretaceous.3
It was one of the smallest enantiornithine birds from the Late Cretaceous of South America, about the size of a sparrow.21
Its name comes from the Aoni Kenk word for 'stone' and Latin for 'bird', meaning 'stone bird'.1
Yatenavis lived alongside other birds, including a larger enantiornithine and a bird called Kookne yeutensis.1

Para expertos en dinos
- Nome científico
- Yatenavis
- Bautizado por
- Álvarez Herrera et al. 20233
- Grupo
- Aves primitivas
- Familia / clado
- Enantiornithes3
- Clasificación
- Theropoda > Avialae3
- Idade das rochas
- de 72 a 66 millóns de anos (Maastrichtian)3
- Formacións rochosas
- Chorrillo3
- Países
- Arxentina3
- Rexistros fósiles
- 1 na Paleobiology Database3
- Descubrimento
- Yatenavis was named and described in 2023 by a team of Argentine and Japanese scientists, including Gerardo Álvarez Herrera and Federico Agnolín. The single fossil bone was found during a joint expedition in March 2022 at Estancia La Anita in Patagonia, Argentina.21
- Aínda en debate
- Scientists are not sure exactly what Yatenavis looked like or how it behaved, because only a single wing bone has been found.21
De onde veñen os datos
- 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): idade, lugares, formacións rochosas, clasificación.
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