THAILAND

UBON RATCHATHANI PROVINCE

KHOK PA SUAM

KHOK KRUAT FORMATION

ALBIAN STAGE?

MIDDLE GALLIC SUBEPOCH

UPPER EARLY CRETACEOUS EPOCH

EARLY CRETACEOUS
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUBLEGION: DINOSAUROMORPHA BENTON & NORMAN IN BENTON, 1985

INFRALEGION: DINOSAURIFORMES NOVAS, 1992

SUPERCOHORT: DINOSAURIA OWEN, 1842

COHORT: ORNITHISCHIFORMES COOPER, 1985

SUPERORDER: SAUROPODOMORPHA HUENE, 1932

GRANDORDER: BRONTOSAURIA OLSHEVSKY, 1991 (emend)

MICRORDER: SAUROPODA MARSH, 1878

ORDER: EUSAUROPODA

SUBORDER: NEOSAUROPODA BONAPARTE, 1986

INFRAORDER: MACRONARIA WILSON & SERENO, 1998
PARVORDER: TITANOSAURIFORMES SALGADO ET AL, 1997
Superfamily: TITANOSAUROIDEA Lydekker, 1885 (sensu Upchurch, 1999)

Family: NEMEGTOSAURIDAE Upchurch, 1995

Subfamily: NEMEGTOSAURINAE Upchurch, 1995

Phuwiangosaurus sirindhornae

THAILAND

UBON RATCHATHANI PROVINCE

KHOK PIA LOCALITY

KHOK KRUAT FORMATION

ALBIAN STAGE?

MIDDLE GALLIC SUBEPOCH

UPPER EARLY CRETACEOUS EPOCH

EARLY CRETACEOUS
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUBLEGION: DINOSAUROMORPHA BENTON & NORMAN IN BENTON, 1985

INFRALEGION: DINOSAURIFORMES NOVAS, 1992

SUPERCOHORT: DINOSAURIA OWEN, 1842

COHORT: ORNITHISCHIFORMES COOPER, 1985

SUPERORDER: SAUROPODOMORPHA HUENE, 1932

GRANDORDER: BRONTOSAURIA OLSHEVSKY, 1991 (emend)

MICRORDER: SAUROPODA MARSH, 1878

ORDER: EUSAUROPODA

SUBORDER: NEOSAUROPODA BONAPARTE, 1986

INFRAORDER: MACRONARIA WILSON & SERENO, 1998
PARVORDER: TITANOSAURIFORMES SALGADO ET AL, 1997
Superfamily: TITANOSAUROIDEA Lydekker, 1885 (sensu Upchurch, 1999)

Family: NEMEGTOSAURIDAE Upchurch, 1995

Subfamily: NEMEGTOSAURINAE Upchurch, 1995

Phuwiangosaurus sirindhornae