Genus: Edmontosaurus LAMBE, 1917
Etymology: In reference to the Edmonton Formation, in Alberta, Canada, and Greek, sauros, “lizard”: “Edmonton lizard”.
= Edmontasaurus STOKES, 1988 (sic)
= Edomontosaurus CHAPMAN & BRETT-SURMAN, 1990 (sic)

Species: regalis LAMBE, 1917
Etymology: Latin, regalia, 'royal things', from neut. pl. of regalis; "decorations or insignia of an order".

Referred material:

BELL, FANTI, CURRIE & ARBOUR, 2013

Locality: Red Willow River 75 km west of the city of Grande Prairie, Grande Prairie County, Alberta Province, Canada.

Horizon: Wapiti Formation.

Biostratigraphy:

Age: Late Campanian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

UALVP 53722: Posterior portion of the skull, four cervical and four dorsal neural spines and skin impressions. Note: This specimen has a soft-tissue crest.