EUROPEAN RUSSIA

ORENBURG REGION

ABDULINSKIY DISTRICT

URAL DRAINAGE BASIN

SARAY GIR LOCALITY

BELEBEY SVITA

SOSNOVKA FORMATION

UPPER KAZANIAN SUBSTAGE

CAPITANIAN STAGE

UPPER GUADELUPIAN STAGE

MIDDLE ZECHSTEIN EPOCH

LATE MIDDLE PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: INCERTAE SEDIS

ORDER: BOLOSAUROIA KUHN, 1959

Family: BOLOSAURIDAE Cope, 1878

*Belebey maximi

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