EUROPEAN RUSSIA

VOLGO-URALS ANTICLINE

KRASNAYA YARUNGA

RYBINSKIAN HORIZON

MIDDLE VETULGIAN SUPERHORIZON

LOWER OLENEKIAN STAGE

UPPER SCYTHIAN EPOCH

EARLY TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

NEOTETRAPODA

SUBCLASS: REPTILIOMORPHA SAVE-SODERBERGH, 1934

ORDER: SEYMOURIAMORPHA WATSON, 1917

SUBORDER: CHRONIOSUCHIDA TATARINOV, 1971

Family: BYSTROWIANIDAE Vjushkov, 1957

Dromotectum spinosum

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EUROPEAN RUSSIA

VOLGO-URALS ANTICLINE

MECHET-1 LOCALITY

RYBINSKIAN HORIZON

MIDDLE VETULGIAN SUPERHORIZON

LOWER OLENEKIAN STAGE

UPPER SCYTHIAN EPOCH

EARLY TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

NEOTETRAPODA

SUBCLASS: REPTILIOMORPHA SAVE-SODERBERGH, 1934

ORDER: SEYMOURIAMORPHA WATSON, 1917

SUBORDER: CHRONIOSUCHIDA TATARINOV, 1971

Family: BYSTROWIANIDAE Vjushkov, 1957

Dromotectum spinosum

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