| Named By: | B. J. Gonzalez Riga, M. C. Lamanna, L. D. Ortiz David, J. O. Calvo & J. P. Coria in 2016 |
| Time Period: | Late Cretaceous, 86 Ma |
| Location: | Argentina - Plottier Formation |
| Size: | Humerus measures about 1.76 meters long |
| Diet: | Herbivore |
| Fossil(s): | Partial post cranial remains of at least two individuals together including dorsal (back) and caudal (tail) vertebrae, partial pubis, hind foot bones and a humerus (upper arm bone) |
| Classification: | | Chordata | Reptilia | Dinosauria | Saurischia | Sauropoda | Somphospondyli | Titanosauria | |
Notocolossus is a genus of herbivorous lithostrotian titanosaur sauropod dinosaur from late Cretaceous strata of Mendoza Province, Argentina.