| Named By: | Tumanova in 1983 |
| Time Period: | Early Cretaceous, Aptian-Albian |
| Location: | Mongolia - Khukhtekskaya Formation |
| Size: | Uncertain due to incomplete remains |
| Diet: | Herbivore |
| Fossil(s): | Complete skull and lower jaw, additional post cranial remains have been attributed to the genus |
| Classification: | | Chordata | Reptilia | Dinosauria | Ornithischia | Thyreophora | Ankylosauria | Ankylosauridae | |
Shamosaurus is an extinct genus of herbivorous basal ankylosaurid ankylosaur from Early Cretaceous (Aptian to Albian stage) deposits of Hoovor, Mongolia.