Outline: a typical ankylosaur

Dzunbain Fm., MongoliaNamed 1983

Shamosaurus

"desert lizard"

Type species Shamosaurus scutatus

Lived
121 to 101 million years ago, Early Cretaceous
Diet
Herbivore
Group
Ankylosaurs, Ankylosauridae
Found in
Mongolia
Named by
Tumanova 1983

Where its fossils were found

The evidence

Today

2 finds

110 million years ago

Map: C. R. Scotese, PALEOMAP

Field notes

About Shamosaurus

What it was like

Shamosaurus was an early ankylosaur, an armored plant eater with a long, narrow skull and bony plates on its back. It is known from a skull and parts of the skeleton.

Its world

It lived in the Early Cretaceous in what is now Mongolia. Its bones come from the Dzunbain Formation, where it shared the land with the small horned Psittacosaurus.

How it was found

Tumanova named it in 1983. The type species is Shamosaurus scutatus.

Lived alongside

Found in the same rock formations

Close relatives

Other members of Ankylosauridae

Sources: WikidataNamed in: T. A. Tumanova. 1983. Pervyy ankilozavr iz nizhnego mela Mongolii [The first ankylosaurs from the Lower Cretaceous of Mongolia]. In L. P. Tatarinov, R. Barsbold, E. Vorobyeva, B. Luvsandanzan, B. A. Trofimov, Yu. A. Reshetov, & M. A. Shishkin (eds.), Iskopayemyye reptilii mongolii [Fossil Reptiles of Mongolia]. Trudy Sovmestnaya Sovetsko-Mongol'skaya Paleontologicheskaya Ekspeditsiya 24:110-118