La Salada: Early/Lower Campanian, Mexico
collected 2009
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Heterohelicidae
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Heterohelix sp.
Ehrenberg 1843
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Actinopteri
- Lepisosteiformes
- Lepisosteidae
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Lepisosteidae indet.
Cuvier 1825
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scales | ||||||||||
Reptilia
- Testudines
- Trionychidae
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Trionychidae indet.
Gray 1825
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osteoderms | ||||||||||
Reptilia
- Tyrannosauridae
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Tyrannosaurinae indet.
Matthew and Brown 1922
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Rivera-Sylva et al. 2012 | 1 specimen | ||||||||
bite marks on 789/1 (hadrosaur left tibia) | ||||||||||
Reptilia
- Ceratopsidae
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Ceratopsidae indet.
Marsh 1888
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1 specimen | |||||||||
CPC 274 | ||||||||||
= Centrosaurinae indet.
Lambe 1915
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Rivera-Sylva and Carpenter 2014 | |||||||||
= Yehuecauhceratops mudei n. gen., n. sp.
Rivera-Sylva et al. 2017
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Rivera-Sylva et al. 2017 | |||||||||
Reptilia
- Pachycephalosauridae
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Pachycephalosauridae indet.
Sternberg 1945
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Rivera-Sylva and Carpenter 2014 | 1 specimen | ||||||||
CPC 538, tooth | ||||||||||
Reptilia
- Hadrosauridae
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Hadrosauridae indet.
Cope 1869
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3 specimens | |||||||||
With a bitemark applied by a Deinosuchus; 7 caudals, humerus, metatarsals; CPC-308, 309, 789/1 | ||||||||||
Reptilia
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Deinosuchus riograndensis
(Colbert and Bird 1954)
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2 individuals | |||||||||
original and current combination Phobosuchus riograndensis | ||||||||||
At least 2 individuals: six teeth and tooth fragments (CPC 484/1; CPC 484/2; CPC 484/3; CPC 484/4; CPC 484/5; CPC 484/6), a sixth or seventh cervical vertebra (CPC 484/7), a caudal vertebra (CPC 484/8), an accessory cervical left osteoderm (CPC 484/9), and a ventral osteoderm (CPC 484/10) | ||||||||||
see common names |
Geography
Country: | Mexico | State/province: | Coahuila | County: | Ocampo |
Coordinates: | 28.8° North, 103.3° West (view map) | ||||
Paleocoordinates: | 35.3° North, 76.9° West | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | small collection |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
Key time interval: | Early/Lower Campanian | ||
Age range of interval: | 83.60000 - 72.10000 m.y. ago |
Stratigraphy
Formation: | Aguja | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: Lower member of the Aguja Formation |
Lithology and environment
Primary lithology: | not reported |
Environment: | delta plain |
Geology comments: A deltaic river system with frequent ingressions of sea water, less than
ten kilometres from shore |
Taphonomy
Modes of preservation: | body |
Degree of concentration: | -bonebed |
Size of fossils: | macrofossils,mesofossils |
Feeding/predation traces: | tooth marks |
Temporal resolution: | snapshot |
Collection methods and comments
Collection methods: | bulk,surface (in situ),sieve,field collection |
Reason for describing collection: | taxonomic analysis | Collection dates: | 2009 |
Metadata
Also known as: | Ocampo | ||
Database number: | 113768 | ||
Authorizer: | P. Mannion, G. Lloyd, M. Carrano | Enterer: | P. Mannion, M. Carrano, G. Lloyd |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2011-08-05 00:01:38 | Last modified: | 2022-12-09 14:09:36 |
Access level: | the public | Released: | 2011-08-05 00:01:38 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
36952. | H. E. Rivera-Sylva, E. Frey, J. R. Guzmán-Gutiérrez, F. Palomino-Sánchez, and W. Stinnesbeck. 2011. A Deinosuchus riograndensis (Eusuchia: Alligatoroidea) from Coahuila, North Mexico. Revista Mexicana de Ciencias Geológicas 28(2):267-274 [P. Mannion/P. Mannion] |
Secondary references:
82052 | G. Carbot-Chanona. 2014. Overview of Mesozoic crocodyliforms from Mexico. In H. E. Rivera-Sylva, K. Carpenter, & E. Frey (eds.), Dinosaurs and Other Reptiles from the Mesozoic of Mexico 110-125 [M. Carrano/M. Carrano] | |
55641 | A. A. Ramírez-Velasco, R. Hernández-Rivera, and R. Servin-Pichardo. 2014. The hadrosaurian record from Mexico. In D. A. Eberth & D. C. Evans (ed.), Hadrosaurs 340-360 [M. Carrano/M. Carrano] | |
82620 | Á A. Ramírez-Velasco and R. Hernández-Rivera. 2015. Diversity of Late Cretaceous dinosaurs from Mexico. Boletín Geológico y Minero 126(1):63-108 [M. Carrano/M. Carrano] | |
82030 | H. E. Rivera-Sylva and K. Carpenter. 2014. The ornithischian dinosaurs of Mexico. In H. E. Rivera-Sylva, K. Carpenter, & E. Frey (eds.), Dinosaurs and Other Reptiles from the Mesozoic of Mexico 156-180 [M. Carrano/M. Carrano] | |
67324 | H. E. Rivera-Sylva, E. Frey, W. Stinnesbeckc, J. R. Guzmán-Gutiérrez, and A. H. González-González. 2017. Mexican ceratopsids: considerations on their diversity and biogeography. Journal of South American Earth Sciences 75:66-73 [G. Lloyd/G. Lloyd] | |
83339 | H. E. Rivera-Sylva, D. W. E. Hone, and P. Dodson. 2012. Bite marks of a large theropod on an hadrosaur limb bone from Coahuila, Mexico. Boletín de la Sociedad Geológica Mexicana 64(1):157-161 [M. Carrano/M. Carrano] |