Genus: Rhadiodromus EFREMOV, 1951
Etymology: Greek, rhadios, “easy, ready, prompt”, Greek, dromos, “runner”: Easy runner.
= Rhinocerocephalus VJUSCHKOV, 1969
Etymology: Rhinoceros, and Greek, kephale, “head”, + us: Rhinoceros head.

Species: klimovi (EFREMOV, 1938) EFREMOV, 1951
Etymology:
= Lystrosaurus klimovi EFREMOV, 1938

Holotype: PIN 159/1

Locality: Donguz I, right bank of the Donguz River (Drainage basin of left bank of the Ural River), 1 km downstream of Perovsky settlement, Sol-Illetzk district, Chkalov Region, 45 km south west of Chkalov town, Orenburg Province, European Russia.

Horizon: Donguz Svita, Donguz Gorizont.

Biostratigraphy:

Age: Muschelkalk, Anisian Stage, Lower Mid Triassic Epoch, Middle Triassic.

Material: Skull and fragmentary skeleton.

Referred material:

PIN 952/III: Fragmentary skull.

PIN 952/12: 18 disarticulated bones.

 


Locality: Kolotevo beds, Cis Urals, European Russia.

Horizon: Donguz Gorizont (Donguz Formation).

Biostratigraphy:

Age: Anisian Stage, Lower Mid Triassic Epoch, Late Triassic.

Material:

PIN 2866/1: Skull fragments.

 


Locality: Berdyanka I, near Mikhailovka village, right tributary of the Berdyanka River (Drainage basin of left bank of the Ural River), 3.4 km S of Berdyanka River, Sol-Iletsk district, Orenburg region, southern Cis-Urals, European Russia.

Horizon: Donguz Svita, Donguz Gorizont.

Biostratigraphy:

Age: Muschelkalk, Anisian Stage, Lower Mid Triassic Epoch, Middle Triassic.

Material:

PIN 1579/14: Skull.

 

TVERKOKHLEBOV, TVERDOKHLEBOVA, SURKOV & BENTON, 2002

Locality: Starokoltaveo III, right bank of the Bolshoy Yushatir River (Sakmara drainage basin), 7.5 km NE of Oktyabrsky Town, 2 km west of Starokoltaevo village, Bashkirian Republic (Bashkortostan), eastern European Russia.

Horizon: Donguz Svita, Donguz Gorizont.

Biostratigraphy:

Age: Muschelkalk, Anisian Stage, Lower Mid Triassic Epoch, Middle Triassic.

Material:

Number: Not given:

 

 

= Rhinocerocephalus cisuralensis VJUSCHKOV, 1969
Etymology: In reference to the Cisuralian the western slopes of the Ural Mountains in Russia and Kazakhstan.

Holotype: 952/111

Locality: Donguz, Donguz River, Orenburg Province, European Russia.

Horizon: Donguz Gorizont (Donguz Formation).

Biostratigraphy:

Age: Anisian Stage, Lower Mid Triassic Epoch, Late Triassic.

Material: Fragmentary skull.

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Species: mariae SURKOV, 2003
Etymology: In honor of the wife of M. V. Surkov, Mariya v. Surkova.

Holotype: PIN 1579/14

Locality: Berdyanka-1 locality, Sol’-lletskii District, Orenburg Reigon, European Russia.

Horizon: Uppermost Donguz Formation (Donguz Gorizont).

Biostratigraphy:

Age: Anisian Stage, Lower Mid Triassic Epoch, Late Triassic.

Material: Skull.