Aratasaurus

Aratasaurus Temporal range: Early Cretaceous (late Aptian–early Albian?) PreꞒ Ꞓ O S D C P T J K Pg N ↓
Holotype femur and tibia
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Clade:	Dinosauria
Clade:	Saurischia
Clade:	Theropoda
Clade:	Coelurosauria
Genus:	†Aratasaurus Sayão et al., 2020
Species:	†A. museunacionali
Binomial name
†Aratasaurus museunacionali 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.