TVERKOKHLEBOV, TVERDOKHLEBOVA, SURKOV & BENTON, 2002

Locality: Mupartalovo, right bank of the Bolshoy Yushatir River (Sakmara drainage basin), 20 km NE of Oktyabrsky town, Bashkirian Republic (Bashkortostan), eastern European Russia.

Horizon: Petropavlovskaya Svita, Yarenskian Gorizont.

Biostratigraphy:

Age: Upper Buntsandstein, Uppermost Olenekian Stage, upper Scythian Epoch, Early Triassic.

Material:

Number: Not given: Palatine fragment.

Locality: Astrakhanovka II, right bank of Chebenka River (Sakmara drainage basin), 2 km SW of Astrakhanovka village, Orenburg Region, European Russia.

Horizon: Petropavlovskaya Svita, Yarenskian Gorizont.

Biostratigraphy:

Age: Upper Buntsandstein, Uppermost Olenekian Stage, upper Scythian Epoch, Early Triassic.

Material:

Number: Not given: Palatine fragment.

= Yarengia (?) sp

Locality: Petropavlovka I, southern outskirts of Petropavlovka village, right bank of Sakmara River , Orenburg Region, European Russia.

Horizon: Petropavlovskaya Svita, Yarenskian Gorizont.

Biostratigraphy:

Age: Upper Buntsandstein, Uppermost Olenekian Stage, upper Scythian Epoch, Early Triassic.

Material:

Number: Not given: Exooccipital.