The species is solely known from a Cretaceous fossil found in Mongolia.

In 2005, the new tyrannosauroid Appalachiosaurus was named based on local Cretaceous fossils.

Lower Cretaceous fossils have also been found in Galve, Spain.

There are 19 living genera, and three genera only known from Cretaceous fossils.

A further 5 genera are only known from Cretaceous fossils.

They are only known from Cretaceous fossils.

The beach is sandy with stones which contain Cretaceous fossils.

At least one Cretaceous fossil of an anostostomatid-like cricket is known from Australia but has not been described.

The genus is solely known from a Cretaceous fossil found in China.

The deposits provide an easy access to Jurassic and Cretaceous fossils.