Yamanasaurus (meaning "Yamana lizard") is an extinct genus of saltasaurine titanosaur dinosaur from the Río Playas Formation of Ecuador, which dates to the Maastrichtian epoch of the Cretaceous period (approximately 66.9 million years ago). The type and only species is Yamanasaurus lojaensis. It is the first non-avian dinosaur described from Ecuador.[1]

Yamanasaurus
Temporal range: Maastrichtian,
66.9 Ma
Artistic depiction of Yamanasaurus.
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Dinosauria
Clade: Saurischia
Clade: Sauropodomorpha
Clade: Sauropoda
Clade: Macronaria
Clade: Titanosauria
Family: Saltasauridae
Subfamily: Saltasaurinae
Genus: Yamanasaurus
Apesteguía et al., 2019
Type species
Yamanasaurus lojaensis
Apesteguía et al., 2019

The holotype, consisting of fragments of a humerus, ulna, tibia, two sacral vertebrae and a single caudal, was discovered in 2017.

References

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  1. ^ Apesteguía, S.; Soto Luzuriaga, J.E.; Gallina, P.A.; Tamay Granda, J.; Guamán Jaramillo, G.A. (2019). "The first dinosaur remains from the Cretaceous of Ecuador". Cretaceous Research. 108. doi:10.1016/j.cretres.2019.104345. hdl:11336/175377.