ARGENTINA
NC SANTA CRUZ PROVINCE
LAGUNA LA COLORADA
EL TRANQUILO FORMATION
LATE TRAISSIC
VETEROVATA
OOSUPERCOHORT: DINOSAURIOVUM VIALOV, 1975
Incertae sedis
Gen. sp indet.
Note: Prosauropod
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ARGENTINA
SANTA CRUZ PROVINCE
LAGUNA COLORADO FORMATION
TRANQUILO GROUP
LATE TRIASSIC
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: DIAPSIDA OSBORN, 1904
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
MAGNORDER: ORNITHISCHIA SEELEY, 1888
SUPERORDER: NEORNITHISCHIA COOPER, 1985
GRANDORDER: ORNITHOPODA MARSH, 1871
MICRORDER: MARGINOCEPHALIA SERENO, 1986
ORDER: HETERODONTOSAURIA COOPER, 1985 (emend)
Family: HETERODONTOSAURIDAE Kuhn, 1966
Gen. sp indet.
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ARGENTINA
SANTA CRUZ PROVINCE
“EL TRANQUILO”
LATE TRIASSIC
ICHNOSTEM: TETRAPODIPIDA NOVA
ICHNOSUPERCLASS: AMNIOTAIPIDII NOVA
ICHNOCLASS: REPTILIPEDIA VIALOV, 1966
ICHNOSUBCLASS: DIAPSIDIPIDII NOVA
ICHNOSTEM-GROUP: NEODIAPSIDIPEDII NOVA
ICHNOINFRACLASS: NEODIAPSIDIPEDII NOVA
ICHNOSUBDIVISION: ARCHOSAURIPEDIDII NOVA
ICHNOLEGION: DINOSAUROMORPHIPEDA NOVA
ICHNOSUBLEGION: DINOSAURIFORMEIPEDIDII NOVA
ICHNOSUPERCOHORT: DINOSAUROPEDIDA NOVA
ICHNOCOHORT: ORNITHISCHIFORMEIPIDA NOVA
ICHNOSUPERORDER: PROSAUROPODAMORPHIPIDA NOVA
ICHNOORDER: PROSAUROPODINA VYLOV, 1988
Ichnofamily: NAVHOPODIDAE Olsen & Galton, 1984
Gen. sp indet.
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