ARGENTINA
PATAGONIA
NEUQUEN PROVINCE
LOS MOLLES
LOS MOLLES FORMATION
TOARCIAN STAGE
LATE LIAS EPOCH
EARLY JURASSIC-BAJOCIAN STAGE
LOWER DOGGER EPOCH
LOWER MIDDLE JURASSIC
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
CLADE NAME: GENASAURIA SERENO, 1986
SUPERORDER: NEORNITHISCHIA COOPER, 1985
GRANDORDER: ORNITHOPODA MARSH, 1871
INCERTAE SEDIS
*Isaberrysaura mollensis
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ARGENTINA
PATAGONIA
NEUQUEN PROVINCE
CHACALCO
LOS MOLLES FORMATION
CUYO GROUP
EMILEIA GIEBELI, EMILEIA MULTIFORMES SUBZONE
LOWER BAJOCIAN STAGE
LOWER MIDDLE DOGGER EPOCH
LATE MIDDLE JURASSIC
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: DIAPSIDA OSBORN, 1904
INFRACLASS: EURYAPSIDA COLBERT, 1945
SUPERORDER: SAUROPTERYGIA OWEN, 1860
GRANDORDER: EOSAUROPTERYGIA emend RIEPPEL, 1994
ORDER: PLESIOSAURIA OWEN, 1840 NON BLAINVILLE, 1835
SUBORDER: PLESIOSAURIA OWEN, 1840 NON BLAINVILLE, 1835
INFRAORDER: PLIOSAUROMORPHA NOVA
Superfamily: PLIOSAUROIDEA Seeley, 1874
Family: PLIOSAURIDAE Seeley, 1874
*Maresaurus coccai
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