Describer

Bolotsky and Godefroit, 2004

Time

Cretaceous Late Maastrichtian

Classification

Ornithischia Ornithopoda Hadrosauridae

Diet

Herbivore

Fossilsite

Tsagayan Group, Middle Tsagayanskaya Svita, Blagoveschensk, Russia

Info

Genus - Typespecies - Skull

This flat-headed hadrosaur is characterized by a unique morphology of the lateral wall of the braincase, a particularly narrow frontal, a depressed rostral margin of the parietal, a strong, wide and flattened crest around the circumnarial depression, and a very prominent hook-like palatine process on the maxilla.

Holotype

(AENM 1/319) braincase; Referred- (AENM 1/30) frontal; (AENM 1/31) frontal; (AENM 1/32) frontal; (AENM 1/36) squamosal; (AENM 1/38) quadrate; (AENM 1/200) jugal; (AENM 1/222) frontal; (AENM 1/243) prefrontal; (AENM 1/318) nasal; (AENM 1/320) prefrontal; (AENM 1/321) exoccipital-opisthotics; (AENM 1/322) maxilla; (AENM 1/323) maxilla; (AENM 1/324) nasal