Moreno Formation

Moreno Formation Stratigraphic range: Late Cretaceous
Type	Geological formation
Location
Region	California
Country	United States

The Moreno Formation is a Mesozoic geologic formation. Dinosaur remains diagnostic to the genus level are among the fossils that have been recovered from the formation.^[1]

Paleofauna

Color key Taxon Reclassified taxon Taxon falsely reported as present Discredited taxon Ichnotaxon Ootaxon Morphotaxon		Notes Uncertain or tentative data are in small text; crossed out data are discredited.

Dinosaurs

Dinosaurs reported from the Moreno Formation
Genus	Species	Location	Member	Material	Notes
Saurolophus[2]	Indeterminate[2]				Moreno remains formerly referred to a possible Saurolophus species are now considered to be indeterminate hadrosaurine in origin.[3]

Mosasaurs

Mosasaurids reported from the Moreno Formation
Genus	Species	Location	Member	Material	Notes	Images
Kolposaurus[4]	K. bennisoni[4]				The name Kolposaurus was preoccupied and its two constituent species moved to the new genus Plotosaurus.[4]	Plotosaurus
	K. tuckeri[4]
Plesiotylosaurus[5]	P. crassidens[5]
Plotosaurus[4]	P. bennisoni[4]
	P. tuckeri[4]

Plesiosaurs

Plesiosaurs reported from the Moreno Formation
Genus	Species	Location	Member	Material	Notes
Aphrosaurus[6]	A. furlongi[6]
Fresnosaurus[7]	F. drescheri[7]
Hydrotherosaurus[6]	H. alexandrae[6]
Morenosaurus[7]	M. stocki[7]

Turtles

Testudines reported from the Moreno Formation
Genus	Species	Location	Member	Material	Notes
Adocus					J. Howard Hutchison later referred the specimen originally identified as Adocus by to the genus Basilemys.[8]
Basilemys
Osteopygis[7]

See also

• List of dinosaur-bearing rock formations
  • List of stratigraphic units with few dinosaur genera

Footnotes

	Earth sciences portal
	Paleontology portal
	Dinosaurs portal

1. ^ Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
2. ^ ^{a b} Listed as "?Saurolophus sp." in "Moreno Formation." Weishampel, et al. (2004). Pg. 582.
3. ^ "Moreno Formation." Weishampel, et al. (2004). Pg. 582.
4. ^ ^{a b c d e f g} "4: The Marine Reptiles; Mosasaurs," in Hilton (2003) p. 107-110
5. ^ ^{a b} "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 273
6. ^ ^{a b c d} "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 276
7. ^ ^{a b c d e} "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 277
8. ^ "4: The Marine Reptiles; Turtles," in Hilton (2003) p. 114

References

• Hilton, Richard P. 2003. Dinosaurs and Other Mesozoic Reptiles of California. Berkeley: University of California Press. 318 pp.
• Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp. ISBN 0-520-24209-2.