ARGENTINA

PATAGONIA

RIO NEGRO PROVINCE

PASO CORDOBA

TRIPAILAO FARM LOCALITY

CONIACIAN STAGE?

LOWER SENONIAN SUBEPOCH

LOWER GULF EPOCH

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: NEODIAPSIDA BENTON, 1985

LEGION: LEPIDOSAUROMORPHA BENTON, 1983

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

MAGNORDER: SQUAMATA, OPPEL, 1811

SUPERORDER: SERPENTES LINNAEUS, 1759

ORDER: OPHIDIA BRONGNIART, 1800

SUBORDER: ALETHINOPHIDIA NOPCSCA, 1923

Superfamily: BOOIDEA Gray, 1825

Family: DINILYSIIDAE Romer, 1956

Dinilysia patagonica

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