EASTERN EUROPEAN RUSSIA
SAMARA REGION
3 KM NE OF YABLONOVY VRAG VILLAGE
RIGHT BANK OF THE CHAPAEVKA RIVER
YABLONOVO-VRAGSKOE
KOPANSKAYA SVITA
VOKHMIAN GORIZONT
LOWER VETULGIAN SUPERGORIZONT
LOWER BUNTSANDSTEIN
INDUAN STAGE
UPPER 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: DVINOSAURIA YATES & WARREN, 2000
INFRAORDER: TRIMERORHACHOIDA ROMER, 1947
Superfamily: TRIMERORHACHOIDEA Romer, 1947
Family: TUPILAKOSAURIDAE Kuhn, 1960
Tupilakosaurus sp
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
Subfamily: SPONDYLOESTINAE Ivakhenko, 1979
Phaanthosaurus sp
EASTERN EUROPEAN RUSSIA
SAMARA REGION
RIGNT BANK OF THE BOLSHOY IRGIZ RIVER
OPPOSITE NORTHERN OUTSKIRTS OF BOLSHAYA GULSHITZA VILLAGE
BOLSHEGLUSHITZKOE II
KOPANSKAYA SVITA
VOKHMIAN GORIZONT
LOWER VETULGIAN SUPERGORIZONT
LOWER BUNTSANDSTEIN
INDUAN STAGE
UPPER 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: DVINOSAURIA YATES & WARREN, 2000
INFRAORDER: TRIMERORHACHOIDA ROMER, 1947
Superfamily: TRIMERORHACHOIDEA Romer, 1947
Family: TUPILAKOSAURIDAE Kuhn, 1960
Tupilakosaurus sp