Genus: Mauisaurus non HECTOR, 1874
M. haasti WELLS & GREGG, 1971, HILLER et al., 2005 (Note: as per O’gorman, Otero & Hiller, 2014)

Locality: Weka Creek, Waipara, South Island, New Zealand.

Horizon: Conway Formation.

Biostratigraphy:

Age: Haumurian, Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

CM zfr 104: 9 cervical vertebrae, 1 pectoral vertebra, 8 posteriormost caudal vertebrae, rib fragmetns, anterior paort of the right coracoid, 4 elements of a limb, and other indeterminate fragments of a juvenile.