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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