Describer

Leidy, 1856

Time

Cretaceous Late Campanian

Classification

Ornithischia Thyreophora Eurypoda Ankylosauria Nomina Dubia

Diet

Herbivore

Fossilsite

Judith River Formation, Montana, US

Info

Genus

Tooth.

The type specimen (isolated teeth AMNH 1769) collected by F.V. Hayden in 1855 is no longer considered diagnostic.

The name was once used for armored dinosaurs now identified as Edmontonia and Panoplosaurus.