Riojasaurus incertus Bonaparte, 1969
Systematics: Dinosauria Sauropodomorpha Massopoda Riojasauridae
Size: 4 m long
Type Horizon and Locality: Late Triassic, Los Colorados Formation, Agua de la Peña Group (Norian) La Rioja Province, Argentina
Type Specimen: PVL 3808, partial skeleton
Riojasaurus was one of the first heavily built sauropodomorphs. It is generally represented as a quadrupedal animal but it was more probably bipedal.
November 23, 2019
References:
Bonaparte, J. F., & Pumares, J. A. (1995). Notas sobre el primer craneo de Riojasaurus incertus (Dinosauria, Prosauropoda, Melanorosauridae) del Triásico superior de La Rioja, Argentina. Ameghiniana, 32(4), 341-349.
All illustrations on this site are copyrighted to Nobu Tamura. The low resolution versions of the images are licensed under Creative Commons Attribution- ShareAlike (CC BY-SA) license meaning that you are free to use them as long as you properly credit the author (© N. Tamura). High resolution versions are available upon request. Questions: contact me at nobu dot tamura at yahoo dot com.