Genus: Phreatosaurus EFREMOV, 1954
Etymology: Greek, phreatos (phrear), “well, cistern (subterranean waters)" and Greek, sauros, “lizard”: Subterranean lizard.

Species: bazhovi EFREMOV, 1954
Etymology:
= Eurosaurus EICHWALD, 1860 (partim)

Holotype: LGM/ChMP 75

Locality: Demsk Mines of Bashkir, European Russia.

Horizon:

Biostratigraphy: Zone II.

Age: Kazanian Substage, Guadelupian Stage, Lower Zechstein Epoch, Early Late Permian.

Material: Femur.

Referred material:

PIN 894/21: Head of tibia.

PIN 894/22: Distal end of tibia.

PIN 294/15: Fragmentary humerus.

PIN 294/21, PIN 294/22, LGM/ChMP 84, LGM/ChMP 85: Tibiae.

LGM/ChMP 49: Radius.

Number: Not given: Fragmentary femur.

_____________________________________________________________________________________

Species: menneri EFREMOV, 1954
Etymology:

Holotype: LGM/ChMP 74

Locality: Bashkir Mines, of Bashkir, European Russia.

Horizon:

Biostratigraphy: Zone II.

Age: Kazanian Substage, Guadelupian Stage, Lower Zechstein Epoch, Early Late Permian.

Material: Femur.

Paratype:

MOIP.ChMP 7: Femur.