Chasmosaurinae is a subfamily of ceratopsid dinosaurs. They were one of the most successful groups of herbivores of their time. Chasmosaurines appeared...

back and up into a frill. The group is divided into two subfamilies—Chasmosaurinae and Centrosaurinae. The chasmosaurines are generally characterized by...

ceratopsids, but modern cladistic studies show it to be a member of Chasmosaurinae, which usually have long frills. Two species, T. horridus and T. prorsus...

was in 1915 by Lambe within the Ceratopsia assigned to the Chasmosaurinae. The Chasmosaurinae usually have long frills, like Chasmosaurus itself, whereas...

Anchiceratops have been based, has many traits that are unique in the Chasmosaurinae. The vertebral column contains seventy-four vertebrae: ten of the neck...

Ceratopsia. Within this group Pentaceratops belonged to the Ceratopsinae or Chasmosaurinae. It appears to be most closely related to Utahceratops. Their clade...

Torosaurus has, with its long frill, traditionally been classified in Chasmosaurinae. It was seen as a late member of a line descending from Anchiceratops...

Ceratopsomorpha Ceratopsidae (Triceratops + Styracosaurus) Centrosaurinae Chasmosaurinae In 2017 Matthew G. Baron and his colleagues published a new analysis...

linking it to later members of the Chasmosaurinae, it seems to represent a deep divergence within Chasmosaurinae. The remains of the holotype specimen...

centre of the neck shield. Eotriceratops was in 2007 placed in the Chasmosaurinae. In a cladistic analysis, it was recovered as a close relative of Triceratops...