Aratasaurus

Sayão et al. 2020

Aratasaurus is an extinct genus of basal coelurosaurian theropod dinosaur from the Early Cretaceous (Aptian) Romualdo Formation of Brazil. The genus contains a single species, A. museunacionali, known from a partial right leg. Aratasaurus represents the only tetrapod fossil known from the lower levels of the Romualdo Formation.

Temporal range

Triassic

Jurassic

Cretaceous

Paleogene

Neogene

252 201 145 66 0 Ma

PBDB occurrences

Group

Dinosaures

Carnivore Ground dwelling, solitary Terrestrial

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The holotype (MPSC R 2089) of Aratasaurus museunacionali gen. et sp. nov., photos and drawings from the lateral (A, B) and (C, D) medial views. Abbreviations: cnc, cnemial crest; fe, femur; fosme, fossa medial; lcnrig, lateral cnemial rigde; ti, tibia; tic, tibia crest. Scale bar: 50 mm. © Juliana Manso Sayão, Antônio Álamo Feitosa Saraiva, Arthur Souza Brum, Renan Alfredo Machado Bantim, Rafael Cesar Lima Pedroso de Andrade, Xin Cheng, Flaviana Jorge de Lima, Helder de Paula Silva & Alexander W. A. Kellner · CC BY 4.0 · Wikimedia

PBDB ↗ Wikipedia ↗

Classification

Dinosauria Unranked clade

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Theropoda Unranked clade

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Neotheropoda Unranked clade

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Averostra Unranked clade

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Tetanurae Unranked clade

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Coelurosauria Unranked clade

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Aratasaurus Genus

Fossil sites 1 geolocated sites

Distribution

Top countries

🇧🇷 Brazil

Geological formations

Romualdo

Temporal distribution

Albian (113.2–100.5 Ma)

Species (1)

Aratasaurus museunacionali 113 Ma

Images 1

Bibliography

Original description

J. M. Sayão, A. A. F. Saraiva, and A. S. Brum, R. A. M. Bantim, R. C. L. Pedroso de Andrade, X. Cheng, F. Jorge de Lima, H. de Paula Silva, A. W. A. Kellner. 2020. The first theropod dinosaur (Coelurosauria, Theropoda) from the base of the Romualdo Formation (Albian), Araripe Basin, Northeast Brazil. Scientific Reports 10(10892) DOI ↗

Bibliography (1)

Aratasaurus

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