[D] Cionodon kysylkumensis
Describer
Riabinin, 1931
Time
Cretaceous Late Turonian Coniacian Santonian
Classification
Ornithischia Ornithopoda Hadrosauridae Lambeosaurinae
Diet
Herbivore
Fossilsite
Bissekt Formation, Dzharakhuduk, Central Kyzylkum Desert, Uzbekistan
Fall Under
Bactrosaurus
Info
Bactrosaurus = Paraiguanodon (Brown vide Olshevsky, 1991) Bactrosaurus (Gilmore, 1933) > Bactrosaurus johnsoni (Gilmore, 1933) > Bactrosaurus kysylkumensis (Nessov, 1995) >> Cionodon kysylkumensis (Riabinin, 1931)
Gilmoreosaurus (Brett-Surman, 1979) > Gilmoreosaurus mongoliensis (Gilmore, 1933) = Mandschurosaurus mongoliensis (Gilmore, 1933)
Gilmoreosaurus > Gilmoreosaurus arkhangelskyi (Nessov & Kaznyshkina, 1995) >> Gilmoreosaurus kysylkumensis (Nessov, 1989) >>> Cionodon kysylkumensis (Riabinin, 1931) > Gilmoreosaurus xilingolensis (Anonymus, 2006)
Fragmentary dentary, vertebrae, proximal end of a tibia.
Other skull material previously referred to Gilmoreosaurus kysylkumensis, (Nessov, 1989) originally Cionodon kysylkumensis, (Riabinin, 1931), is removed to Gilmoreosaurus arkhangelskyi, and is no longer considered part of Cionodon (or Gilmoreosaurus kysylkumensis). The assigenment of this material to the lambeosaurine genus Bactrosaurus by Nessov, 1995 is in dispute.