[N] 2006 Jiutaisaurus xidiensis
Wu, W.-H., Dong, Z.-M., Sun, Y.-W., Li, C.-T., and Li, T. (2006) A new sauropod dinosaur from the [Early] Cretaceous of Jiutai, Jilin, China: Global Geology, v. 25, n. 1, p. 6-8.
Jiutaisaurus is based on 18 articulated anterior and middle caudual vertebrae. It is distinguished from other sauropods in its possession of a longitudinal ridge on both sides of the middle caudal centra, amphicoelous anterior and middle caudals, chevrons unforked at their distal ends, and deep chevron haemal canal.