Genus: Kemchugia AVERIANOV, SKUTSCHAS, LOPATIN, LESHCHINSKIY, REZVYI, & FAYNGERTS, 2005
Etymology: After Bol'shoi Kemchung River, West Siberia (feminine gender).

Species: magna AVERIANOV, SKUTSCHAS, LOPATIN, LESHCHINSKIY, REZVYI, & FAYNGERTS, 2005
Etymology: Latin, magnus, "great."

Holotype: PM TGU 16/6-401

Locality: BK-3 (Bol'shoi Kemchug 3), Bol'shoi, Kemchug River, N 56°31', E 91°49', Krasnoyarsk Territory, Siberia, Asian Russia.

Locality: Ilek Formation.

Biostratigraphy:

Age: Upper Hauterivian Stage, Upper Neocomian Subepoch/Lower Barremian Stage, Lower Gallic Subepoch, Middle Early Cretaceous Epoch, Early Cretaceous.

Material:Right upper molariform.

Referred material:

PM TGU 16/6-410: Fragment of left lower molariform.