Species
Extinct

Sphenospondylus gracilis

nomen dubium, species not entered Iguanodontia
(Lydekker 1888)
This taxon is considered nomen dubium, species not entered of the valid taxon Iguanodontia according to the Paleobiology Database. See the page for Iguanodontia
Bibliography
Original description
A. Bartholomai and R. E. Molnar. 1981. Muttaburrasaurus, a new iguanodontid (Ornithischia: Ornithopoda) dinosaur from the Lower Cretaceous of Queensland. Memoirs of the Queensland Museum 20(2):319-349