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]

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Quick Facts Scientific classification, Type species ...

Yamanasaurus Temporal range: Maastrichtian, 66.9 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Artistic depiction of Yamanasaurus.
Scientific 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

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