Species: medullaris KURZANOV, 1976
Etymology: In reference to the medulla oblongata.

Holotype: PIN 327/699

Locality: Dzharakuduk, Navoiskaya Oblast, Uzbekistan.
Note: Not from “Itemir”.

Horizon: Beleutinskaya Svita (Beleutin Formation).

Biostratigraphy:

Age: Late Turonian Stage, Uppermost Gallic Subepoch, Lower Gulf Epoch, Late Cretaceous.

Material: Braincase and fragment of posterior portion of the skull.

Referred material:

SUES & AVERIANOV, 2014

Locality: Approximately 8 km long escarpemtn near the small settlement of Dzharakuduk (also called Dzhara-Kuduk, Dzhirakuduk, Dzhyrakuduk, Bissekty, and Kul'beke), central Kyzylkum Desert, 32 km SW of Mynbulak, Navoi District, Uzbekistan.

Horizon: Bissekty Formation.

Biostratigraphy:

Age: Turonian Stage, Uppermost Gallic Subepoch, Lower Gulf Epoch, Late Cretaceous.

Material:

ZIN PH 13/16, 73/16, 74/16, 75/16, 96/16, 2269/16, CCMGE 456/12457: Dorsal vertebrae.

ZIN PH 967/16: Left frontal.

ZIN PH 2338/16: Anterior portion of dentary.

ZIN PH 2352/16, 2353/16, 2351/16: Teeth.

ZIN PH 89/16, 92/16, 90/16, 2263/16: Cervical vertebrae.

ZIN PH 2273/16, 2346/16: Caudal vertebrae.

ZIN PH 182/16, 183/16: Metacrpals I.

ZIN PH 11/16: Pedal phalanx II-1.

ZIN PH 12/16: Pedal phalanx III-4.