Genus: Amurosaurus BOLOTSKY & KURZANOV, 1991
Etymology: In reference to the Amur region, where the specimen was found, and Greek, sauros, 'lizard'.

Species: riabinini BOLOTSKY & KURZANOV, 1991
Etymology: In honor of Anatolii Nikolaevich Riabinin.

Holotype: AEHM 1/12

Locality: Upper part of Nagornaia Street, southern part of the city Blagoveshchensk, 50°16'07.63"N, 127°28'50.24"E, Amur Province, Asian Russia.

Horizon: Lower section of the Tsagayan Formation, (Tsagayanskaya Svita).

Biostratigraphy: Wodehouseia spinata--Aquilapollenites subtilis palynozone.

Age: Middle Maastrichtian Stage, uppermost Senonian subepoch, Gulf Epoch, Late Cretaceous.

Referred material:

BERTOZO, BOLOTSKY, BOLOTSKY, POBEREZHSKIY, RUFFELL, GODEFROIT & MURPHY, 2022

AEHM 1/1037: A pathologic right ulna.

AEHM 1/304-307: 4 articulated caudal vertebrae.

Note: Paleopathologic caudal neural spines (BERTOZZA, TANKE, CONTI, MANUCCI, ARNOTT, GODEFROIT, RUFFELL, FOWLER, FOWLER, BOLOTSKY, BOLOTSKY & MURPHY, 2025)

AEHM 1/308-310: Caudal vertebrae.

Note: Paleopathologic caudal neural spines (BERTOZZA, TANKE, CONTI, MANUCCI, ARNOTT, GODEFROIT, RUFFELL, FOWLER, FOWLER, BOLOTSKY, BOLOTSKY & MURPHY, 2025)