NORWAY

SVALBARD ISLAND

WESTERN SPITZBERG

LOWERMOST SLOPES OF MARMIERFJELLET ('MT. MARMIER')

ALONG FLOWERDALEN ('FLOWER'S VALLEY)

NORTH FACING SLOPES OF WIMANFJELLET (MT. WIMAN)

VIKINGHOGDA FORMATION

EARLY SPATHIAN STAGE

LATE SCYTHIAN (EARLY TRIASSIC) EPOCH

EARLY TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1903

INFRACLASS: NEODIAPSIDA BENTON, 1985

NEODIAPSIDA: INCERTAE SEDIS

OR AMNIOTA: INCERTAE SEDIS

MAGANORDER: ICHTHYOPTERYGIA BAUR, 1887 emend nova

Incertae sedis

Gen. sp indet.

 

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NORWAY

SVALBARD ISLAND

WEST SIDE OF MARMIERFJELLET

VENDOMDALEN MEMBER

VIKINGHOGDA FORMATION

SPATHIAN STAGE

UPPER SCYTHIAN EPOCH

LATE EARLY TRIASSIC

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

Incertae sedis

Gen. sp indet.

Family: OMPHALOSAURIDAE Merriam, 1906

Omphalosaurus sp

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NORWAY

SVALBARD ISLAND

MARMIERFJELLET

LOWER SAURIAN NIVEAU

ENDOMDALEN MEMBER

VIKINGHOGDA FORMATION

SPATHIAN STAGE

UPPER SCYTHIAN EPOCH

LATE EARLY TRIASSIC

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

Incertae sedis

Gen. sp indet.

Family: CYMBOSPONDYLIDAE Huene, 1948

Cymbospondylus sp

SUPERORDER: EOICHTHYOSAURIA MOTANI, 1999

GRANDORDER: ICHTHYOSAURIA EMEND BLAINVILLE, 1835

MICRORDER: LONGIPINNATI HUENE, 1948

ORDER: MERRIAMOSAURIA MONTANI, 1999

SUBORDER: SHASTASAURIA MONTANI, 1999

Incertae sedis

Pessopteryx nisseri

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NORWAY

SVALBARD ISLAND

SPITZBERGEN

ISFORD

MIDDLEHOOK

UPPER STICKY KEEP FORMATION

LOWER SAURIAN NIVEAU

OLENEKIAN

UPPER SPATHIAN STAGE

UPPER SCYTHIAN EPOCH

EARLY TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1903

INFRACLASS: NEODIAPSIDA BENTON, 1985

MAGANORDER: ICHTHYOPTERYGIA BAUR, 1887 emend nova

Family: OMPHALOSAURIDAE Merriam, 1906

*Omphalosaurus merriami

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NORWAY

SVALBARD ISLAND

SPITSBERGEN

SPATHIAN STAGE

UPPER SCYTHIAN EPOCH

LATE EARLY TRIASSIC

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

ORDER: GRIPPIDIA WIMAN, 1933

Family: GRIPPIDAE Wiman, 1929

*Grippia longirostris
= Mixosaurus longirsotris

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NORWAY

SVALBARD ISLAND

SPITSBERGEN

ISFJORD

MIDDLHOOK

LOWER SAURIAN NIVEAU

SPATHIEN STAGE

UPPER SCYTHIEN EPOCH

EARLY TRIASSICSTEM: 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: HUENEOSAURIA MAISCH & MATZKE, 2000

ORDER: MERRIAMOSAURIA MONTANI, 1999

Family: MERRIAMOSAURIDAE Maisch & Matzke, 2003

Merriamosaurus hulkei
*Rotundopteryx hulkei

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NORWAY

SVALBARD ISLAND

SPITSBERGEN

ISFJORD

MT. HEIMEN

LOWER SAURIAN NIVEAU

STICKY KEEP FORMATION

SPATHIEN STAGE

UPPER SCYTHIEN EPOCH

EARLY TRIASSIC

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: HUENEOSAURIA MAISCH & MATZKE, 2000

ORDER: MERRIAMOSAURIA MONTANI, 1999

Family: MERRIAMOSAURIDAE Maisch & Matzke, 2003

Merriamosaurus hulkei

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NORWAY

SVALBARD ISLAND

SPITSBERGEN

DICKSON LAND

MONT IBSEN

SPATHIAN STAGE

UPPERMOST SCYTHIAN EPOCH

LATE EARLY TRIASSIC

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

Family: OMPHALOSAURIDAE Merriam, 1906

Omphalosaurus nisseri (partim)
= Pessopteryx nisseri (partim)

SUPERORDER: EOICHTHYOSAURIA MOTANI, 1999

ORDER: GRIPPIDIA WIMAN, 1933

Family: GRIPPIDAE Wiman, 1929

Grippia longirostris
= Mixosaurus longirsotris

GRANDORDER: ICHTHYOSAURIA EMEND BLAINVILLE, 1835

MICRORDER: HUENEOSAURIA MAISCH & MATZKE, 2000

ORDER: MERRIAMOSAURIA MONTANI, 1999

Family: MERRIAMOSAURIDAE Maisch & Matzke, 2003

Merriamosaurus hulkei
= Rotundopteryx hulkei
= *Pessopteryx nisseri

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NORWAY

SVALBARD ISLAND

SPITSBERGEN

SASSENDALEN

MONT MILNE EDWARDS

SPATHIAN STAGE

UPPER SCYTHIAN EPOCH

LATE EARLY TRIASSIC

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

ORDER: GRIPPIDIA WIMAN, 1933

Family: GRIPPIDAE Wiman, 1929

Grippia longirostris

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NORWAY

SVALBARD ISLAND

SPITSBERGEN

SASSENDALEN

MOUNT VIKING

LOWERMOST GRIPPIA NIVEAU

STICKY KEEP FORMATION

SASSENDALEN GROUP

SPATHIAN IN STAGE

UPPER SCYTHIAN EPOCH

LATE EARLY TRIASSIC

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

Family: QUASIANOSTEOSAURIDAE Maisch & Matzke, 2003

*Quasianosteosaurus vikinghoegdai

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NORWAY

SVALBARD ISLAND

SPITSBERGEN

SASSENDALEN

MONT VIKING

SPATHIEN STAGE

UPPER SCYTHIAN EPOCH

EARLY TRIASSIC

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: SHASTASAURIA MONTANI, 1999

Family: SHASTASAURIDAE Merriam, 1895

*Svalbardosaurus crassidens

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