Haya griva
Haya is an extinct genus of basal neornithischian dinosaur known from the Late Cretaceous of Mongolia. == Description == Haya is known from several well-preserved specimens which collected in the Khugenetslavkant locality by the joint Mongolian Academy of Sciences from 2002 to 2007, from the Javkhlant Formation and a few from the Zos Canyon locality of the Gobi Desert.