EUROPEAN RUSSIA

YAROSLAVL’ PROVINCE

RYBINSKAYA DISTRICT

PEREBORY

K. NEDEA SUBZONE

K. JASON ZONE

MIDDLE CALOVIAN STAGE

DOGGER EPOCH

MIDDLE JURASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: NEODIAPSIDA BENTON, 1985

NEODIAPSIDA: INCERTAE SEDIS

OR AMNIOTA: INCERTAE SEDIS

MAGANORDER: ICHTHYOPTERYGIA BAUR, 1887 emend nova

SUPERORDER: EOICHTHYOSAURIA MOTANI, 1999

GRANDORDER: ICHTHYOSAURIA EMEND BLAINVILLE, 1835

MICRORDER: LONGIPINNATI HUENE, 1948

ORDER: MERRIAMOSAURIA MONTANI, 1999

SUBORDER: EUICHTHYOSAURIA MONTANI, 1999

INFRAORDER: PARVIPELVIA MONTANI, 1999

PARVORDER: NEOICHTHYOSAURIA SANDER, 2000

SUPERFAMILY: OPHTHALMOSAURIDEA SEELEY, 1874

Family: OPHTHALMOSAURIDAE Seeley, 1874

Ophthalmosaurus icenicus

_____________________________________________________________________________________

EUROPEAN RUSSIA

YAROSLAVL’ PROVINCE

RYBINSKAYA DISTRICT

NORTH OF MOSCOW

NEAR RYBINSK

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: TREMATOSAUROIDEA Save-Soderbergh, 1935

Family: BENTHOSUCHIDAE Efremov, 1931

Subfamily: THOOSUCHINAE Getmanov, 1982

Angusaurus succedaneus

_____________________________________________________________________________________


EUROPEAN RUSSIA

YAROSLAVSKOJ OBLAST

YAROSLAVL’ PROVINCE

RYBINSK DISTRICT

ANDROPOVSKIJ RAJON

TIKHVINSKOYE VILLAGE

NEAR RYBINSK

RIGHT SHORE OF VOLGA RIVER

VETLUGA SUBHORIZON

RYBINSKIAN HORIZON

EARLY TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: TREMATOSAUROIDEA Save-Soderbergh, 1935

Family: BENTHOSUCHIDAE Efremov, 1931

Subfamily: BENTHOSUCHINAE Efremov, 1931 (sensu Efremov, 1937)

Benthosphenus lozovskii

Benthosuchus korobkovi

_____________________________________________________________________________________

EUROPEAN RUSSIA

YAROSLAVL’ PROVINCE

RYBINSKAYA DISTRICT

RYBINSK

TIKHVINSKOYE

RYBINSKIAN AND SLUDKIAN HORIZONS

VETLUGA SERIES

SMITHIAN SUBSTAGE

UPPER NAMMALIAN STAGE

LOWER SCYTHIAN EPOCH

EARLY TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: TREMATOSAUROIDEA Save-Soderbergh, 1935

Family: BENTHOSUCHIDAE Efremov, 1931

Subfamily: THOOSUCHINAE Getmanov, 1982

*Thoosuchus jakovlevi
= Trematosuchus (?) jakovlevi

_____________________________________________________________________________________


EUROPEAN RUSSIA

YAROSLAVL’ PROVINCE

RYBINSKAYA DISTRICT

ANDROPOVSKIJ RAJON

RIGHT BANK OF VOLGA AT TIKHVINSKOYE VILLAGE NEAR RYNBINSK

40 KM BELOW RYBINSK

TIKVIN SITE

RYBINSKIAN HORIZON

VETLUGA SUBHORIZON

EARLY TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: TREMATOSAUROIDEA Save-Soderbergh, 1935

Family: BENTHOSUCHIDAE Efremov, 1931

Subfamily: BENTHOSUCHINAE Efremov, 1931 (sensu Efremov, 1937)

*Benthosuchus korobkovi

_____________________________________________________________________________________


EUROPEAN RUSSIA

YAROSLAVI PROVINCE

TIKVIN SITE

SPAS HORIZON

VETLUGA SEREIS

EARLY TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: TREMATOSAUROIDEA Save-Soderbergh, 1935

Family: BENTHOSUCHIDAE Efremov, 1931

Subfamily: BENTHOSUCHINAE Efremov, 1931 (sensu Efremov, 1937)

Benthosphenus lozovskii

_____________________________________________________________________________________

EUROPEAN RUSSIA

YAROSLAVI REGION

RYBINSKII DISTRICT

YAKOVKA LOCALITY

RYBINSK FORMATION

EARLY TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: TREMATOSAUROIDEA Save-Soderbergh, 1935

Family: BENTHOSUCHIDAE Efremov, 1931

Subfamily: BENTHOSUCHINAE Efremov, 1931 (sensu Efremov, 1937)

Benthosuchus korobkovi

_____________________________________________________________________________________


EUROPEAN RUSSIA

YAROSLAVI REGION

RYBINSKII DISTRICT

TUTAEV LOCALITY

RYBINSK FORMATION

EARLY TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: TREMATOSAUROIDEA Save-Soderbergh, 1935

Family: BENTHOSUCHIDAE Efremov, 1931

Subfamily: BENTHOSUCHINAE Efremov, 1931 (sensu Efremov, 1937)

Benthosuchus korobkovi

_____________________________________________________________________________________


EUROPEAN RUSSIA

YAROSLAVI REGION

RYBINSKII DISTRICT

TUTAEV LOCALITY

RYBINSK FORMATION

EARLY TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: TREMATOSAUROIDEA Save-Soderbergh, 1935

Family: BENTHOSUCHIDAE Efremov, 1931

Subfamily: BENTHOSUCHINAE Efremov, 1931 (sensu Efremov, 1937)

Benthosuchus gusevae

_____________________________________________________________________________________