Genus: Kiyatherium MASCHENKO, LOPATIN & VORONKEVICH, 2002
Etymology:

Species: cardiodens MASCHENKO, LOPATIN & VORONKEVICH, 2002
Etymology:

Holotype: PM TGU no. 16/2-50

Locality: Sh-3 (Shestakovo 3), 55°54’12”N latitude and 87°57’28”E longitude, Chebula District, Kemerovo Province, Western Siberia, Asian Russia.

Horizon: Ilek Formation.

Biostratigraphy:

Age: Khukhtekian age, Aptian-Albian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.

Material: Left maxillary fragment with C1, P1-P4, RM1, and M2-M4.

Referred material:

PM TGU 120/7-Sh3-1: Right dentary fragment with P4, M1, M2-M4, and coronoid fragment.

PM TGU no. 120/7-Sh3-2: A right dentary fragment with P1-P3, partially distrupted P4 and M1, complete M2-M4.

PM TGU no. 120/6-Sh3-26: Left maxillary fragment with 2 premolar fragment P2 and P4 and almost comlpete molars M1-M3.

PM TGU no. 120/9-Sh3-35: Left dentary fragment with bases P1, P2, alveoli and roots of I2, I3, C1, P2, P4, complete M2 and M2.

PM TGU no. 120/9-Sh3-36: A brokent right dentary , including a fragment of DI2, I3, P1, and P2, a fragment with the posterior part of M2, Complete M3 and isoalted M1.