Genus: Heterosaurus CORNUEL, 1850
Etymology:

Species: neocomiensis CORNUEL, 1850
Etymology:

Holotype:

Locality: Wassy, Haute-Marne Department, France.

Horizon:

Biostratigraphy:

Age: Neocomian Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.

Material: 15 vertebrae, centrum of the 1st sacral element and the anterior portion of the 2nd, a radius, portions of the pelvic bones, 2 femora, 2 tibiae, 2 ulnae, a metatarsal and phalangeal bones.