Chota Formation

Template:Short description The Chota Formation is an Early Campanian to Late Eocene geologic formation of the Cajamarca and western Amazonas Region in northern Peru. Dinosaur remains are among the fossils that have been recovered from the formation, although none have yet been referred to a specific genus ("Baguasaurus"). The formation was formerly named Bagua Formation.

Fossil content

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

Sauropods

Sauropods of the Chota Formation
Genus	Species	Location	Stratigraphic position	Material	Notes	Images
Lithostrotia Indet.	Indeterminate	Cajamarca	Campanian to Maastrichtian		A lithostrotian titanosaur; informally known as "Baguasaurus".

Fish

Cartilaginous Fish

Cartilaginous Fish of the Chota Formation
Genus	Species	Location	Stratigraphic position	Material	Notes	Images
Pucabatis	P. hoffstetteri			Maatrichtian	A rhombodontid rajiform

See also

• List of dinosaur-bearing rock formations
  • List of stratigraphic units with indeterminate dinosaur fossils

Further reading

• T. Mourier, P. Bengtson, M. Bonhomme, E. Buge, H. Cappetta, J.-Y. Crochet, M. Feist, K. F. Hirsch, E. Jaillard, G. Laubacher, J. P. Lefranc, M. Moullade, C. Noblet, D. Pons, J. Rey, B. Sigé, Y. Tambareau and P. Taquet. 1988. The Upper Cretaceous–Lower Tertiary marine to continental transition in the Bagua Basin, northern Peru: paleontology, biostratigraphy, radiometry, correlations. Newsletters on Stratigraphy 19(3):143-177