Where: Nuevo León, Mexico (26.7° N, 100.0° W: paleocoordinates 28.0° N, 69.0° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Pseudaspidoceras flexuosum ammonoid zone, Vallecillo Platy Limestone Member (Agua Nueva Formation), Early/Lower Turonian (93.5 - 89.3 Ma)
• late Early Turonian, thanks to the presence of the ammonite Mammites nodosoides
• group of beds-level stratigraphic resolution
Environment/lithology: offshore; lithified, ferruginous limestone
Size class: macrofossils
Collection methods: quarrying,
• Repository: CPC, Colección Paleontológica de Coahuila of the Museo del Desierto in Saltillo, Coahuila
Primary reference: E. Frey, E. W. A. Mulder, W. Stinnesbeck, H. E. Rivera-Sylva, J. M. Padilla-Gutiérrez and A. H. González-González. 2017. A new polycotylid plesiosaur with extensive soft tissue preservation from the early Late Cretaceous of northeast Mexico. Boletín de la Sociedad Geológica Mexicana 69(1):87-134 [V. Fischer/V. Fischer/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 186284: authorized by Valentin Fischer, entered by Valentin Fischer on 19.06.2017, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
Malacostraca | |
Mothocya vallecillae n. sp.3
| |
Cephalopoda | |
Boreopeltis ifrimae n. sp.1
| |
Reptilia | |
Mauriciosaurus fernandezi n. gen. n. sp.
Mauriciosaurus fernandezi n. gen. n. sp. Frey et al. 2017 plesiosaur INAH CPC RFG 2544 P.F.1 a juvenile polycotylid plesiosaur with soft tissue preservation
| |
Actinopteri | |
Goulmimichthys roberti3 Blanco and Cavin 2003
Pachyrhizodus caninus2 Cope 1872 |