Río Neuquén Formation

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Río Neuquén Formation
Stratigraphic range: Late Cretaceous
Type Geological formation
Location
Region Neuquén Basin
Country  Argentina
Type section
Named for Neuquén River

The Río Neuquén Formation is a geological formation in the Neuquén Basin, Neuquén Province, Argentina, whose strata date back to the Late Cretaceous. Dinosaur remains are among the fossils that have been recovered from the formation.[1]

Vertebrate paleofauna[edit]

Color key
Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon
Notes
Uncertain or tentative taxa are in small text; crossed out taxa are discredited.
Dinosaurs reported from the Río Neuquén Formation
Genus Species Location Stratigraphic position Material Notes Images

Antarctosaurus[2]

A. giganteus[2]

"[Two] femora, pubis."[3]

Río Neuquén remains previously referred to A. giganteus are now attributed to an indeterminate sauropod.[2]

A. wichmannianus[2]

Megaraptor[2]

M. namunhuaiquii[2]

"Partial forelimb, manus, and pes."[4]

Patagonykus[2]

P. puertai[2]

"Partial postcranial skeleton."[5]

Rinconsaurus[2]

R. cadamirus[2]

Titanosaurus[2]

Indeterminate[2]

Titanosaurus is now considered a nomen dubium.[citation needed]

Unenlagia[2]

U. comahuensis[2]

"Fragmentary postcrania."[6]

See also[edit]

References[edit]

  1. ^ Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Cretaceous, South America)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 600-604. ISBN 0-520-24209-2.
  2. ^ a b c d e f g h i j k l m n "Río Neuquén Formation." Weishampel, et al. (2004). Pg. 603.
  3. ^ "Table 13.1," in Weishampel, et al. (2004). Page 270.
  4. ^ "Table 10.1," in Weishampel, et al. (2004). Page 199.
  5. ^ "Table 11.1," in Weishampel, et al. (2004). Page 211.
  6. ^ "Table 10.1," in Weishampel, et al. (2004). Page 198.

Bibliography[edit]

  • Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp.  ISBN 0-520-24209-2

Cretaceous Period
Lower/Early Cretaceous Upper/Late Cretaceous
Berriasian | Valanginian | Hauterivian
Barremian| Aptian | Albian
Cenomanian | Turonian | Coniacian
Santonian |Campanian | Maastrichtian