San Carlos Formation Explained

The San Carlos Formation is a geological formation in west Texas and east Chihuahua whose strata date back to the Campanian stage of the Late Cretaceous.^[2] Dinosaur remains are among the fossils that have been recovered from the formation.^[3]

Plants

• Javelinoxylon deca^[4]
• Agathoxylon sp.^[5]
• Paraphyllanthoxylon anasazi

Vertebrate paleofauna

• Gryposaurus sp.
• Kritosaurus sp. (Gryposaurus sp.)
• Stegoceras sp.
• Deinosuchus sp.

Invertebrate paleofauna

• Mortoniceras
• Brancoceras
• Prionocyclus
• Coilopoceras
• Acanthoceras
• Acompsoceras
• Romaniceras
• Mammites
• Pseudothurmannia

See also

• List of dinosaur-bearing rock formations

Notes and References

1. Vaughan, T.W. 1900. Reconnaissance in Rio Grande coal fields of Texas. Washington, United States, Geological Survey Bulletin 164.
2. Hernández-Noriega L., Ramírez-Tello E., Ávila-Lugo F. y Carrizales-Aguilar A. 2000. Carta Geológico-Minera, Ciudad Delicias H13-11, Chihuahua, Servicio Geológico Mexicano, Primera Edición. Map 1:250 000 and text.
3. Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Cretaceous, North America)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 574-588. .
4. Estrada-Ruiz, E., & Martínez-Cabrera, H. I. (2011). A new late cretaceous (Coniacian-Maastrichtian) Javelinoxylon wood from Chihuahua, Mexico. IAWA Journal, 32(4), 521-530. https://doi.org/10.1163/22941932-90000074
5. Web site: 2024-02-13 . View of Maderas fósiles de la Formación San Carlos (Cretácico Superior), Chihuahua, México . live . https://web.archive.org/web/20240213232703/https://www.botanicalsciences.com.mx/index.php/botanicalSciences/article/view/438/pdf_3 . February 13, 2024 . 2024-06-18 .