NORWAY
SVALBARD ISLAND
SPITSBERGEN
BLANKUTEN MEMBER
BOTHNEHEIA FORMATION
UPPER PTYCHITID LAYER
INDIGIRITES TOZERI ZONE
LATE LADINIAN
LATE MID TRIASSIC EPOCH
LATEST MIDDLE TRIASSIC - LOWER CARNIAN
STAGE
LOWER LATE TRIASSIC EPOCH
EARLIEST LATE 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: MIXOSAUROIDEA (BAUR, 1887)
Family: MIXOSAURIDAE Baur, 1887
Subfamily: PHALARODONTINAE Maisch & Matzke, 2001
Phalarodon frassi
_____________________________________________________________________________________
NORWAY
SVALBARD ISLAND
SPITSBERGEN
BOTNEHEIDA FORMATION
UPPER LADINIAN STAGE
UPPER MID TRIASSIC EPOCH
MIDDLE 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: MIXOSAUROIDEA (BAUR, 1887)
Family: MIXOSAURIDAE Baur, 1887
Subfamily: PHALARODONTINAE Maisch & Matzke, 2001
Phalarodon frassi
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NORWAY
SVALBARD
DICKSON LAND
SOUTHEAST OF THE HAGAHYTTA AT THE FOOT OF
THE TSCHEMAKJELLET
COAST OF SAURIEDALEN
TSCHERMAKJELLET FORMATION
KAPP TOSCANA GROUP
LATE LADINIAN
LATE MID TRIASSIC EPOCH
LATEST MIDDLE TRIASSIC - LOWER CARNIAN
STAGE
LOWER LATE TRIASSIC EPOCH
EARLIEST LATE 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
SUPERORDER: EOICHTHYOSAURIA MOTANI, 1999
GRANDORDER: ICHTHYOSAURIA EMEND BLAINVILLE, 1835
MICRORDER: LONGIPINNATI HUENE, 1948
Family: TORETOCNEMIDAE Maisch & Matzke, 2000
Gen sp indet.
____________________________________________________________________________________
NORWAY
SVALBARD ISLAND
SPITSBERGEN
DICKSON LAND
MOUNT KONGRESS
LADINIAN STAGE
UPPER MID TRIASSIC EPOCH- CARNIAN STAGE
LOWER LATE TRIASSIC EPOCH
LATE 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
_____________________________________________________________________________________
NORWAY
SVALBARD ISLAND
SPITSBERGEN
DICKSON LAND
MOUNT KNOGRESS
LADINIAN STAGE
UPPER MID TRIASSIC EPOCH- CARNIAN STAGE
LOWER LATE TRIASSIC EPOCH
LATE 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: MIXOSAUROIDEA (BAUR, 1887)
Family: MIXOSAURIDAE Baur, 1887
Subfamily: PHALARODONTINAE Maisch & Matzke, 2001
Phalarodon nordenskioldii
= Phalarodon fraasi
= Mixosaurus fraasiMICRORDER: LONGIPINNATI HUENE, 1948
ORDER: MERRIAMOSAURIA MONTANI, 1999
SUBORDER: SHASTASAURIA MONTANI, 1999
Family: SHASTASAURIDAE Merriam, 1895
Pessosaurus polaris
= Ichthyosaurus polaris
= Ichthyosaurus (Mixosaurus) polaris
= Shastasaurus polaris
= Cymbospondylus (?) polaris
= Ichthyosaurus (Shastasaurus) polaris
_____________________________________________________________________________________
NORWAY
SVALBARD ISLAND
SPITSBERGEN
SAURIE HOOK
TSCHERMAKFJELLER FORMATION
LADINIAN EPOCH
UPPER MID TRIASSIC EPOCH
MIDDLE 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: MIXOSAUROIDEA (BAUR, 1887)
Family: MIXOSAURIDAE Baur, 1887
Subfamily: PHALARODONTINAE Maisch & Matzke, 2001
*Phalarodon nordenskioldii
_____________________________________________________________________________________
NORWAY
SVALBARD ISLAND
SPITSBERGEN
TSCHERMAKFJELLER FORMATION
LADINIAN EPOCH
UPPER MID TRIASSIC EPOCH
MIDDLE 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: MIXOSAUROIDEA (BAUR, 1887)
Family: MIXOSAURIDAE Baur, 1887
Subfamily: MIXOSAURINAE Baur, 1887 nom. Transl. Ex MIXOSAURIDAE
Mixosaurus callawayi
_____________________________________________________________________________________
NORWAY
SVALBARD ISLAND
EDGEOYA
BLANKNUTEN MEMBER
BOTNEHEIDA FORMATION
UPPER LADINIAN STAGE
UPPER MID TRIASSIC EPOCH
MIDDLE 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: MIXOSAUROIDEA (BAUR, 1887)
Family: MIXOSAURIDAE Baur, 1887
Subfamily: PHALARODONTINAE Maisch & Matzke, 2001
Phalarodon sp
_____________________________________________________________________________________