Genus
Extinct

Ultrasaurus

ultra lizard
nomen dubium Sauropoda
Kim 1981
This taxon is considered nomen dubium of the valid taxon Sauropoda according to the Paleobiology Database. See the page for Sauropoda
Bibliography
Original description
H. M. Kim. 1981. [Cretaceous dinosaur bones excavated from two localities in Korea]. Journal of the Geological Society of Korea 17(4):297