Species: kielanae MARYANSKA, 1977
Etymology:

Holotype: ZPAL MgDI/111

Locality: Khulsan, Nemegt basin, Ömnögov (South Gobi), Mongolia.

Horizon: Barun Goyot Formation.

Biostratigraphy:

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

Material: Fragmentary skull with skull roof, occipital part and brain case.
Note: Paleopathology? Skull roof has a ‘D’-shaped hole possible from a Tarbosaurus (TUMANOVA, GALLAGHER, DODSON & AXLE, 1998)

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Species: teresae PENKALSKI & TUMANOVA, 2016
Etymology: In honor of Teresa Maryanska in recognition of her work on Asian dinosaurs.

Referred material:

= Tarchia gigantea TUMANOV, 1977 (TUMANOVA, PENKALSKI, GALLAGHER, ENGILES & DODSON, 2023, place this speicmen in Tarchia)
= Tarcia gigantea [ANONYMOUS, 1992] (sic)

Holotype: PIN 3142/250

Locality: Nemegt, Nemegt basin, Ömnögov (South Gobi), Mongolia.

Horizon: Nemegt Formation.

Biostratigraphy:

Age: Lower Maastrichtian Stage, Uppermost Senonian, Uppermost Gulf Epoch, Late Cretaceous.

Material: Skull, and dentary, cervical vertebrae, scapula, sacrum, ischia, femur, ribs and spines.

Note: Paleopathologies in its sinus cavity (TUMANOVA, PENKALSKI, GALLAGHER, ENGILES & DODSON, 2023).