Genus: Archosaurus TATARINOV, 1960
Etymology: Greek, archeo, "ancient" and Greek, sauros, "lizard."

Species: rossicus TATARINOV, 1960
Etymology:

Holotype: PIN (PIAS USSR, Moscow), No. 1100-55

Locality: Vyazniki, near VyaznikiVladimir region, central part of European Russia.

Horizon:

Biostratigraphy: Vyazniki Biotic Assemblage, Zone IV, P2.

Age: Late  Changhsingian, Upper Tatarinian Stage (Dzhulfian), Lopingian Subepoch, Upper Zechstein Epoch, Late Permian.

Material: Left premaxilla.

Paratypes:

PIN 1100-84: Connected left frontal, parietal, postfrontal.

PIN 1100-84a: Right squamosal.

PIN 1100-85a: 4 isolated teeth.

PIN 1100-66: 3 cervical vertebrae.

PIN 1100-68: Left sacral rib.

PIN 1100-67: Proximal part of right tibia.

Referred material:

PIN 1100/48: Skull roof.

PIN 1100/66, 66a, 66b: 3 cervical vertebrae.

PIN 1100/78: Left dentary.

PIN 1100/85: Skull roof.

IVAKHNENKO, 2008b

Locality: Purly, Pizhma River, Vyatka basin, Tonshaevskii District, Nizhnii Novgorod Province, European Russia.

Horizon: Vyatkian Horizon, Upper Vyatkian Substage.

Biostratigraphy: Vyazniki Faunal Assemblage.

Age: Upper Tatarian Age, Lopingian Subepoch, upper Zechstein Epoch, Late Permian.

Material:

Number: Not given:

 

KITCHING & RAATH, 1984

"Archosaurus"?

Locality: Maphutseng, Free (Orange Free) State, South Africa.

Horizon: Lower Elliot Formation.

Biostratigraphy:

Age: Late Carnian or Early Norian Stage, Late Triassic Epoch, Late Triassic.

Material:

Number: Not given:

Note: Lapsus calami KNOLL, 2005

 

 

Locality: Matspe District, Free (Orange Free) State, South Africa.

Horizon: Lower Elliot Formation.

Biostratigraphy:

Age: Late Carnian or Early Norian Stage, Late Triassic Epoch, Late Triassic.

Material:

Number: Not given: