Species: vetusta (KONZHUKOVA, 1955) GUBIN, 1991
Etymology: Latin, vetustus, "old, ancient."
= Melosaurus vetustus KONZHUKOVA, 1955

Holotype: PIN 520/1

Locality: Malyi Uran Locality, right bank of the Malaya Uran River, 4.5 km upstream from Sverdlovski village, Krasnogvardeiskii District, Orenburg Region (Orenburgskaya Oblast), southeastern European Russia.

Horizon: Amanakskaya Svita, Urzhumian Stage (Gorizont), Biarmian Series.

Biostratigraphy: Isheevo Faunal Assemblage, Isheevo Subassemblage.

Age: Lower Tatarian Age, Capitanian Stage, Middle Zechstein Epoch, Late Middle Permian.

Material: Nearly complete skull.

Referred material:

520/4:

520/8: Ilium and fragmentary ischium.

 

TVERDOKHLEBOV, TVERDOKHLEBOVA, MINIKH, SURKOV & BENTON, 2005

Locality: Novo-Nikolskoe-3, right bank of Malyi Uran River, 2 km downstream of Novo-Nikolskoe village, Samara drainage basin, Aleksandrovskii District, Orenburg Region, European Russia.

Horizon: Biarmian Series, Urzhumian Stage, Urzhumian Horizon (Bolshekinelskaya Svita, Uzhumian Gorizont).

Biostratigraphy: Isheevo Faunal Assemblage, Isheevo Faunal Subassemblage.

Age: Early Tatarian age, Guadelupian Stage, Middle Zeichstein Epoch, Late Middle Permian.

Material:

Number: Not given: Skulls.

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Species: tarda GUBIN, 1991
Etymology:

Holotype: PIN 1758/253

Locality: Ezhovo locality (Yezhovo settlement), Ochersky area, Ocherskii (Otcher) District, Permian (Perm) region, European Russia.

Horizon: Biarmian Series.

Biostratigraphy: Ocher Faunal Assemblage, Ocher Faunal Subassemblage, Zone 1.

Age: Upper Kazanian Substage, Lower Tatarian Age, Capitanian Stage, Middle Zechstein Epoch, Late Middle Permian.

Material: Skull.

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Species: sangabrielensis PACHECO, ELTINK, MÜLLER & DIAS-da-SILVA, 2016
Etymology: In reference to the municipalty of Sao Gabriel, Rio Grande do Sul State, Southern Brazil.

Holotype: UNIPAMPA PV 00137

Locality: Posto Queimado, Boqueirao Farm, S 30°00'08" W 54°05'09", Sao Gabral, Rio Grande do Sul State, Southern Brazil.

Horizon: Morro Pelado Member, Rio do Rosto Formation, Passa Dois Group.

Biostratigraphy:

Age: Early Guadalupian Subepoch, Early Zechstein Epoch, Early Late Permian.

Material: Partial skull.

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