La Salada: Campanian, Mexico

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Heterohelicidae
Heterohelix sp.
Actinopteri - Lepisosteiformes - Lepisosteidae
Lepisosteidae indet. Cuvier 1825
scales
Reptilia - Testudines - Trionychidae
Trionychidae indet. Gray 1825
osteoderms
Reptilia - Ceratopsidae
Ceratopsidae indet. Marsh 1888
Yehuecauhceratops mudei n. gen., n. sp. Rivera-Sylva et al. 2017
Rivera-Sylva et al. 2017 1 specimen
CPC 274
Reptilia - Hadrosauridae
Hadrosauridae indet. Cope 1869
With a bitemark applied by a Deinosuchus; 7 caudals, humerus, metatarsals; CPC-308, 309
Reptilia
Deinosuchus riograndensis Colbert and Bird 1954
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:35.2° North, 76.2° West
Basis of coordinate:estimated from map
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Campanian 10 m.y. bin:Cretaceous 7
Key time interval:Campanian
Age range of interval:83.60000 - 72.10000 m.y. ago
Stratigraphy
Formation:Aguja
Stratigraphic resolution:group of beds
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
Size of fossils:macrofossils
Temporal resolution:snapshot
Collection methods and comments
Reason for describing collection:taxonomic analysis
Metadata
Database number:113768
Authorizer:P. Mannion, G. Lloyd Enterer:P. Mannion, G. Lloyd
Modifier:M. Clapham Research group:vertebrate
Created:2011-08-05 00:01:38 Last modified:2019-01-25 19:45:05
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:

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]
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]