Named By: C. Apaldetti, R. N. Martinez, O. A. Alcober & D. Pol - 2011.
Classification: Chordata, Reptilia, Dinosauria, Saurischia, Sauropodomorpha.
Species: L. marayensis (type).
Size: Skull 18 centimetres long. Total length estimated about 2.5 meters long.
Known locations: Argentina - Quebrada del Barro Formation.
Time period: Usually credited as early Jurassic.
Fossil representation: Skull, mandible and partial post cranial remains including vertebrae, pelvis, shoulder and a rib.
Leyesaurus is a genus of small sauropodomorph dinosaur that lived in South America around the early Jurassic. Predatory threats to Leyesaurus would have mostly come from theropod dinosaurs.
- A new basal sauropodomorph (Dinosauria: Saurischia) from Quebrada del Barro Formation (Marayes-El Carrizal Basin), Northwestern Argentina. - PLoS ONE 6(11):e26964:1-19. - C. Apaldetti, R. N. Martinez, O. A. Alcober & D. Pol - 2011.