CHILE

ISLA QUIRIQUINA

QUIRQUINA FORMATION

LATE CAMPANIAN-EARLY MAASTRICHTIAN STAGE

UPPERMOST SENONIAN SUBEPOCH

UPPER UPPER GULF EPOCH

LATE CRETACEOUS

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: PLESIOSAUROMORPHA NOVA

EUPLESIOSAURIA O’KEEFE, 2001

Superfamily: CRYPTOCLEIDOIDEA Williston, 1925

TRICLEDIA O’KEEFE , 2001

Family: CIMOLIASAURIDAE Delair, 1959

Cimoliasaurus andium

Superfamily: ELASMOSAUROIDEA nova

Family: ELASMOSAURIDAE Cope, 1869

Aristonectes sp

Incertae sedis

non Plesiosaurus, *P. chilensis
= Pliosaurus chilensis
= Cimoliasaurus andium
= Climoliasaurus sp

Gen. sp indet.

INFRAORDER: PLIOSAUROMORPHA NOVA

Superfamily: PLIOSAUROIDEA Seeley, 1874

Family: PLIOSAURIDAE Seeley, 1874

Incertae sedis

non Pliosaurus, P. chilensis
= Cimolisaurus chilensis
= Plesiosaurus andium

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