Species: robinsonae SULIMISKI, 1975
Etymology: In honor of Dr. Pamela L. Robinson, Department of Zoology, University College (London University).

Holotype: ZPAL MgR-III/19

Locality: Hermiin Tsav II (Khermeen Tsav II), western Ömnögov (South Gobi), Mongolia.

Horizon: Barun Goyot Formation, = Red Beds of Khermeen Tsav.

Biostratigraphy:

Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material: Skull with lower jaws, anterior part of the postcranial skeleton with the set of cervicals and anterior dorsals, bone fragments of the fore limb radius, ulna and metacarpal, loose dorsals and several
ribs, pectoral and pelvic girdles and tail not found.

Referred material:

ZPAl MgR-III/22: Anterior part of the skull with nasals, frontals, maxillae and lower jaws.

GAO & NORELL, 2000

IGM 3/135 (MAE 129/92-31): Incomplete skull with mandibles.