The Moreno Formation is a Mesozoic geologic formation located in San Joaquin Valley (California).Dinosaur remains diagnostic to the genus level are among the fossils that have been recovered from the formation.Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.

Paleofauna

Cartilaginous fish Cartilaginous fishes reported from the Moreno Formation Genus Species Location Member Material Notes ImagesHeptranchiasH. sp

Ray-finned fish Ray-finned fishes reported from the Moreno Formation Genus Species Location Member Material Notes ImagesBonnerichthysB. gladiusA large, filter-feeding pachycormid.SaurodonS. sp.An ichthyodectid.

Dinosaurs Indeterminate saurolophine hadrosaur remains have been unearthed in the area as far back as the 1930s. Dinosaurs reported from the Moreno Formation Genus Species Location Member Material Notes ImagesAugustynolophusA. morrisisaurolophine. SaurolophusS. morrisiReclassified as Augustynolophus morrisi.

Mosasaurs Mosasaurs reported from the Moreno Formation Genus Species Location Member Material Notes ImagesKolposaurus"4: The Marine Reptiles; Mosasaurs," in Hilton (2003) p. 107-110K. bennisoniThe name Kolposaurus was preoccupied and its two constituent species moved to the new genus Plotosaurus.K. tuckeriPlesiotylosaurus"Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 273P. crassidensPlotosaurusP. bennisoniP. tuckeri A junior synonym of P. bennisoni. PrognathodonP. cf. waiparaensis cf. Mosasauruscf. M. sp. HalisaurusH. sp.

Plesiosaurs Plesiosaurs reported from the Moreno Formation Genus Species Location Member Material Notes ImagesAphrosaurus"Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 276A. furlongiFresnosaurusF. drescheriHydrotherosaurusH. alexandraeMorenosaurusM. stocki

Turtles Testudines reported from the Moreno Formation Genus Species Location Member Material Notes ImagesAdocusJ. Howard Hutchison later referred the specimen originally identified as Adocus by to the genus Basilemys."4: The Marine Reptiles; Turtles," in Hilton (2003) p. 114BasilemysOsteopygis"Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 277

Foraminifera Forams reported from the Moreno Formation Genus Species Location Member Material Notes ImagesAnomalinaA. pseudopopillosaTierra Loma Shale MemberBulimina B. obtusaTierra Loma Shale Member99% of the foraminifera sampled at the Tierra Loma Shale Member belonged to B. obtusa.DentalinaD. legumenTierra Loma Shale MemberFrondiculariaF. undulosaTierra Loma Shale MemberGyroidinaG. depressaTierra Loma Shale MemberNodosariaN. monileTierra Loma Shale MemberN. pomuligeraN. spiniferaN. spNodosarellaN. spTierra Loma Shale Member

See also

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

Footnotes

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. .