Genus

Valid Extinct

Dasosaurus

Mayer et al. 2026

Dasosaurus is an extinct genus of somphospondylan sauropod dinosaur known from the Early Cretaceous (Aptian) Itapecuru Formation of Brazil. The genus contains a single species, Dasosaurus tocantinensis. Its morphology is similar to the titanosauriform Garumbatitan, known from the Early Cretaceous of Spain.

Temporal range

Triassic

Jurassic

Cretaceous

Paleogene

Neogene

252 201 145 66 0 Ma

PBDB occurrences

Group

Dinosaures

Herbivore Ground dwelling, gregarious Terrestrial

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Wikimedia

PBDB ↗ Wikipedia ↗

Classification

Dinosauria Unranked clade

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Saurischia Unranked clade

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Sauropodomorpha Unranked clade

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Massopoda Unranked clade

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Sauropodiformes Unranked clade

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Sauropoda Unranked clade

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Gravisauria Unranked clade

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Eusauropoda Unranked clade

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Neosauropoda Unranked clade

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Macronaria Unranked clade

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Titanosauriformes Unranked clade

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Somphospondyli Unranked clade

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Dasosaurus Genus

Fossil sites 1 geolocated sites

Distribution

Top countries

🇧🇷 Brazil

Geological formations

Itapecuru

Temporal distribution

Aptian (121.4–113.2 Ma)

Species (1)

Dasosaurus tocantinensis 120 Ma

Bibliography

Original description

E. L. Mayer, J. C. G. Silva Junior, and L. R. Kerber, B. A. Navarro, K. L. N. Bandeira, J. C. Cisneros, E. P. Sousa, A. A. Pereira, M. A. Medeiros, R. M. Lindoso, F. P. Cavalcanti Neto, A. M. Ghilardi, T. Aureliano, P. L. Godoy, G. S. Ferreira, M. C. Langer. 2026. A new titanosauriform with European affinities in the Early Cretaceous of Brazil: insights on Somphospondyli phylogeny, histology and biogeography. Journal of Systematic Palaeontology 24(1):2601579 DOI ↗

Bibliography (1)