Rio Colorado Formation

Río Colorado Formation Stratigraphic range: Santonian
Type	Geological formation
Location
Region	Neuquén, Río Negro
Country	Argentina

The Río Colorado Formation is a Mesozoic geologic formation in Argentina. Dinosaur remains diagnostic to the genus level are among the fossils that have been recovered from the formation.

Gasparinisaura

G. cincosaltensis

Anacleto

"Skull and postcranial skeleton, postcranial elements, juvenile to subadult."

Titanosaur eggs are known from Neuquén Province.

Antarctosaurus

A. wichmannianus

Anacleto

Loricosaurus

L. scutatus

Microcoelus

M. patagonicus

Bajo de La Carpa

Possible synonym of Neuquensaurus

Neuquensaurus

N. australis

Anacleto

"Titanosaurus"

"T." robustus

Anacleto

Titanosaurus

T. nanus

Bajo de La Carpa

Abelisaurus

A. comahuaensis

Anacleto

"Partial skull."

Alvarezsaurus

A. calvoi

Bajo de La Carpa

"Partial postcranial skeleton."

Aucasaurus

A. garridoi

Anacleto

"Nearly complete skeleton."

Neuquenornis

N. volans

Bajo de la Carpa

"Partial skeleton."

Patagopteryx

P. deferrariisi

Bajo de la Carpa

"Many skeletons."

Velocisaurus

V. unicus

Bajo de la Carpa

"Partial hind limb."

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