Genus: Morturneria CHATTERJEE & CREISLER, 1994
Etymology: To replace the preoccupided Turneria: In honor of Mort D. Turner, “for his keen interest in the Seymour Island, Antarctica project.
= Turneria CHATTERJEE & SMALL 1989 non FOREL 1895
Etymology: In honor of Mort D. Turner; for his keen interest in the Seymour Island, Antarctica project.

Species: seymourensis (CHATTERJEE & SMALL 1989) CHATTERJEE & CREISLER, 1994
= Turneria seymourensis CHATTERJEE & SMALL 1989
Etymology: In reverence to Seymour Island, West Antarctica, Antarctica, where the specimen was found.

Holotype: TTU P 9219

Locality: Seymour Island, below James Ross Island, Northeast Peninsula, West Antarctica, Antarctica.

Horizon: Lopez de Bertodano Formation.

Biostratigraphy:

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

Material: Fragmentary skull and associated cervical vertebrae.