ENGLAND

SOMERSET COUNTY

EMBOROUGH QUARRY

FISSURE FILL

KEUPER FORMATION?

CARNIAN/NORIAN

LATE TRIASSIC EPOCH

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

ORDER: PROCOLOPHONOMORPHA ROMER, 1964

SUBORDER: PROCOLPHOMORPHA SEELEY, 1888

Family: PROCOLOPHONIDAE, Seeley, 1888

Incertae sedis

*Tricispisaurus thomasi

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: NEODIAPSIDA BENTON, 1985

DIVISION: LEPIDOSAUROMORPHA BENTON, 1983

Incertae sedis

Family: KUEHNEOSAURIDAE Robinson, 1962

*Kuehneosaurus latus

SUBLEGION: LEPIDOSAURIA HAECKEL, 1866 (DUMERIL & BIBRON, 1839)

MAGNORDER: SPHENODONTIFORMES Hay, 1930

ORDER: SPHENODONTIA WILLISTON, 1925

Family: SPHENODONTIDAE Cope, 1869

Planocephalosaurus sp

LEGION: ARCHOSAUROMORPHA HUENE, 1946

ORDER: TRILOPHOSAURIA ROMER, 1956

Family: VARIODENTIDAE Tatarinov, 1964

*Variodens inopinatus

Family: TRILOPHOSAURIDAE Gregory, 1945

*Tricuspisaurus thomasi

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