We still had the bird-hipped dinosaurs (Ornithischia
) which really had nothing to do with birds.
Lesothosaurus, "fabrosaurids," and the early evolution of Ornithischia
. Journal of Vertebrate Paleontology, 11, pp.
The caribou migration model for Arctic hadrosaurs (Dinosauria: Ornithischia
): A reassessment.
It was a plant-eater of the order Ornithischia
. The two rows of plates helped control its body temperature, but probably were useless for defense.
In this case Chilesaurus is leading to "the recovery of Theropoda and Ornithischia
as sister taxa that are united by many shared features."
In 1888, it was decided by Harry Seeley, a well-known paleontologist, that dinosaurs should be divided into two major groups based on the shape of their hips- the bird-hipped (Ornithischia
) and the lizard-hipped (Saurischia).
(2013): On the taxonomy and diversity of Wealden iguanodontian dinosaurs (Ornithischia
A Hadrosaurid (Dinosauria: Ornithischia
) from the Late Cretaceous (Campanian) Kanguk Formation of Axel Heiberg Island, Nunavut, Canada and Its Ecological and Geographical Implications.
Forelimb muscles of the Ankylosauria (Reptilia: Ornithischia
et sp., un nuevo iguanodontoideo (Ornithischia
: Ornithopoda) en el Cretacico Inferior de Galve.