EUROPEAN RUSSIA

BASHKORTOSTAN REPUBLIC

ABDULINSKIY DISTRICT

SARAY-GIR VILLAGE

SOSNOVKA FORMATION

UPPER KAZANIAN SUBSTAGE

CAPITANIAN 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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