Holotype: NHMUK PV R36760 (old BMNH BAS R.2450)

Locality: Vega Island, Antarctic Peninsula, 57.5°W, 63.7°S, West Antarctica, Antarctica.

Horizon: Campe Labe Member of the Lopez de Bertodano Formation.

Biostratigraphy:

Age: Late Campanian-Early Maastrichtian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material: Left and right dentaries, maxillae, isolated cheek and palatal elements, and parietal braincase, cervical, dorsal and sacral vertebrae, scapulae, coracoids, humeri, iliac and ischial fragments.
Note: Ralph Molnar says it looks like Muttaburrasaurus.