Every month, 100,000 readers use the Dinosaur Database, but we receive no support from you. Developing and updating the database requires a lot of work. Therefore, as of September 1, 2025, the database will be closed. If you want it to remain open and be updated, please support us via the "Buy us a coffee" button available on every page.
Dinosaur: Rinconsaurus caudamirus

Length*: | 11.1 m | 36.4 ft |
Weight*: | 3.2 t | 7,055 lb |
*The largest known specimen
Period
Epoch: Late Cretaceous
Stage: Santonian
Years: 86.3–83.6 Ma
Details
Status: valid
Author: Calvo & González-Riga
Year: 2003
Distribution
Area: South America
Country: Argentina
Region: Neuquén
Formation: Bajo de la Carpa
Locations
Sources
Material: 3 individuals (2 adult and 1 juvenile).
References: Calvo, Jorge O.; B.J.G. Riga (2003). "Rinconsaurus caudamirus gen. et sp nov., a new titanosaurid (Dinosauria, Sauropoda) from the Late Cretaceous of Patagonia, Argentina".