El Gallo Formation
| El Gallo Formation | |
|---|---|
| Stratigraphic range: Campanian | |
| Type | Geological formation |
| Location | |
| Region |  Baja California |
| Country |  Mexico |
The El Gallo Formation is a geological formation in Mexico whose strata date back to the Late Cretaceous, Campanian epoch. Dinosaur remains are among the fossils that have been recovered from the formation.[1]
Vertebrate paleofauna
Crurotarsans
| Crurotarsans of the El Gallo Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Member | Abundance | Notes | |
Dinosaurs
Dinosaur eggs are known from the formation.[3] Alexornis antecedens actually comes from the La Bocana Roja Formation.
| Dinosaurs of the El Gallo Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Member | Abundance | Notes | Images |
|
Ankylosauridae[4] |
Indeterminate[4] |
|||||
|
L. laticaudus[5] |
||||||
|
M. laticaudus |
||||||
|
Indeterminate[6] |
||||||
|
T. formosus[6] |
||||||
Lepidosaurs
| Lepidosaurs of the El Gallo Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Member | Abundance | Notes | |
|
Indeterminate[7] |
Probably a juvenile Polyglyphanodon.[3] | |||||
|
P. bajaensis[3] |
||||||
Mammals
| Mammals of the El Gallo Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Abundance | Notes | |
|
M. formosa[8] |
||||||
|
Indeterminate[3] |
||||||
|
Indeterminate[7] |
||||||
See also
References
- ^ "El Gallo Formation." Weishampel, et al. (2004). Pg. 587-8.
- ^ "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 277
- ^ a b c d e f "El Gallo Formation, Baja California Del Norte, Mexico," in Sullivan and Lucas (2006). Page 16.
- ^ a b Listed as "cf. Euoplocephalus sp." in "4.5 Estado de Baja California Norte, Mexico; 1. El Gallo Formation," in Weishampel, et al. (2004). Pages 587-588.
- ^ a b "Appendix: Summary of the Mesozoic Reptilian Fossils of California," in Hilton (2003) p. 260
- ^ a b c d "4.5 Estado de Baja California Norte, Mexico; 1. El Gallo Formation," in Weishampel, et al. (2004). Pages 587-588.
- ^ a b c d Listed as "cf. Paraglyphanodon" in "El Gallo Formation, Baja California Del Norte, Mexico," in Sullivan and Lucas (2006). Page 16.
- ^ a b Listed as "Mesodma cf. M. formosa" in "El Gallo Formation, Baja California Del Norte, Mexico," in Sullivan and Lucas (2006). Page 16.
Bibliography
- Hilton, Richard P. 2003. Dinosaurs and Other Mesozoic Reptiles of California. Berkeley: University of California Press. 318 pp.
- Sullivan, R.M., and Lucas, S.G. 2006. "The Kirtlandian land-vertebrate "age" – faunal composition, temporal position and biostratigraphic correlation in the nonmarine Upper Cretaceous of western North America." New Mexico Museum of Natural History and Science, Bulletin 35:7-29.
- Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp. ISBN 0-520-24209-2.
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