Gigantic sauropods with deep body cavity, the dorsal ribs of some individuals can reach at least 2.9 meter in length, six sacral vertebrae, sacral spines are low and their distal ends are fused to forum a platform, anterior 5 (from the first to the fiftth) caudal vertebrae slightly procoelous, becoming amphiplatyan from the sixth caudal vertebrae, deep longitudinal groove on the ventral bear short neural spines, heamal arches are not bridged at their proximal ends.

Saurischia Sauropodomorpha Sauropoda Titanosauria Huanghetitanidae

Cretaceous Early

China

Huanghetitan liujiaxiaensis - Lanzhou Basin

Cretaceous Late

China

Huanghetitan liujiaxiaensis -- Lanzhou Basin

Huanghetitan ruyangensis - Mangchuan Formation