Species: tverdochlebovae GOLUBEV, 1998
Etymology: In honor of the G. I. Tverdokhlebova.
= Bystrowiania permira VJUSCHKOV, 1957 (partim)
= Chroniosuchus cf. mirabilis TVERDOKHLEBOVA, 1967
= Chroniosuchus mirabilis TVERDOKHLEBOVA, 1976
= Chroniosuchus uralensis IVAKHNENKO & TVERDOKHLEBOVA, 1980 (partim)
= Jugosuchus cf. hartmanni TVERDOCHLEBOVA & IVAKHNENKO, 1994

Holotype: PIN 1100/8

Locality: Locality Viazniki-2, Viazniki town, Viazniki District, Vladimir Region, European Russia.

Horizon:

Biostratigraphy:

Age: The Vyatkian Regional Stage, Upper Tatarian Age, Lopingian Subepoch, upper Zechstein Epoch, Late Permian.

Material: Trunk scute.

Referred material:

PIN 1100/11, 15, 79, 81, 82, 91: Trunk scutes and their fragments.

PIN 1100/12: Caudal scute.

PIN 1100/89: Left lachrymal.

PIN 1100/90, 110: Prefrontals.

PIN 1100/99, 105, 106, 109: Trunk vertebrae.

PIN 1100/144: Right frontal.

PIN 1100/428: The pterygoid.

Locality: Purly locality, Nizhnii Novgorod Region, European Russia.

Horizon:

Biostratigraphy:

Age: The Vyatkian Regional Stage, Upper Tatarian Age, Lopingian Subepoch, upper Zechstein Epoch, Late Permian.

Material:

PIN 1538/16, 17: Vertebrae.

PIN 1538/20: Intercentrum.

PIN 1538/32: The right frontal.

PIN 1538/36-38: Trunk scutes fragments.

PIN 1538/45: The anterior part of the maxillary.

PIN 1538/46: The right lower jaw ramus.

 

Locality: Sambullak locality, Orenburg Region, European Russia.

Horizon:

Biostratigraphy:

Age: The Vyatkian Regional Stage, Upper Tatarian Age, Lopingian Subepoch, upper Zechstein Epoch, Late Permian.

Material:

SGU 104B/1’-3’, 5’-7’, 27’, 30’, 33’, 37’, 40’, 44’: Intercentra.

SGU 104B/3a, 23a: Vertebrae.

SGU 104B/24a, 26a: Trunk vertebrae with the fused scutes.

SGU 104B/50-52, 74-77, 80, 81: Scutes and the fragments.

SGU 104B/66: Quadratogugal.

SGU 104B/167, 168: Jugal.

SGU 104B/91: Premaxillary.

 

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:

 

SENNIKOV & GOLUBEV, 2012

Locality: Zhukov Ovrag-1-A locality, Gorokhovetskii District, Valdimir Region, European Russia.

Horizon:

Biostratigraphy:

Age: Upper Vyatkian substage, Vyatkian Stage, Upper Lopingian Subepoch, Upper Zechstien Epoch, Late Permian.

Material:

PIN 5350/16: Anterior caudal vertebra.

PIN 5350/14: Thoracic scute.

PIN 5450/4: Intercentrum.

 

TVERDOKHLEBOV, TVERDOKHLEBOVA, MINIKH, SURKOV & BENTON, 2005

Locality: Sambullak, 5 km W of Kulchumovo village, right bank of Sakmara River, foot of Sambullak Hill, Orenburg Region, European Russia.

Horizon: Kulchumovskaya Svita (Vyatkian Gorizont).

Biostratigraphy:

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

Material:

Number: Not given: Skull fragments, dermal bones and vertebrae.