Alternative combinations: Ankylosaurus tutus, Europlocephalus tutus, Stereocephalus tutus
Synonym: Palaeoscincus asper Lambe 1902
Full reference: L. M. Lambe. 1902. New genera and species from the Belly River Series (mid-Cretaceous). Geological Survey of Canada Contributions to Canadian Palaeontology 3(2):25-81
Sister taxa: none
- Euoplocephalus tutus: NMC 210, a skull (Skull roof of the antorbital region, and a partial first cervical half ring). Its type locality is Stegoceras type, Berry Creek east, GSC (NMC), which is in a Campanian terrestrial horizon in the Dinosaur Park Formation of Canada.
- Palaeoscincus asper: NMC 1349, a tooth. Its type locality is below Berry Creek, Steveville (NMC), which is in a Campanian terrestrial horizon in the Oldman Formation of Canada.
Ecology: ground dwelling herbivore
Average measurements (in mm): femur 570.0 x 83.0, fibula 360.0 x 25.0, humerus 410.0 x 125.0, radius 403.0 x 106.0, tibia 410.0 x 76.0, ulna 230.0 x 47.0
Estimated body mass: 773.3 kg based on femur length