Vallecillo quarry (FCT collection) (Cretaceous of Mexico)

Where: Nuevo León, Mexico (26.8° N, 100.1° W: paleocoordinates 28.1° 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)

• STRATIGRAPHIC RELATIONS: From the Vallecillo Platy Limestone of the Agua Nueva Formation. AGE: Early Turonian, on the basis of ammonite (P. flexurosum), inoceramid (M. puebloensis) and planktonic foraminiferal (W. archaeocretacea) biostratigraphic zonation. STRATIGRAPHIC POSITION: From 2.08 m above base of section.

• bed-level stratigraphic resolution

Environment/lithology: offshore; lithified, ferruginous limestone

• ENVIRONMENT: Outer shelf conditions, low oxygen.
• SPECIFIC LITHOLOGY: Platy limestone with iron oxide layers. LITHIFICATION: Lithified on the basis of figured specimens and facies description.

Size class: macrofossils

Collection methods: surface (in situ),

• COLLECTOR: Not stated in text. REPOSITORY: Universidad Autónoma de Nuevo León, Facultad de Ciencias de le Tierra (UANL-FCT).

Primary reference: A. Blanco and L. Cavin. 2003. New Teleostei from the Agua Nueva Formation (Turonian), Vallecillo (NE Mexico). Comptes Rendus Palevol 2:299-306 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 84950: authorized by Austin Hendy, entered by Austin Hendy on 18.11.2008, edited by Josh Mordaunt and Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to Coleoidea. Inoceramids and ammonites may be present. NOMENCLATURE: Authoritative publication with modern nomenclature and species-resolution identification.
Show authors, comments, and common names
Actinopteri
 Ichthyodectiformes -
Vallecillichthys multivertebratum n. gen. n. sp.
Vallecillichthys multivertebratum n. gen. n. sp. Blanco and Cavin 2003
FCT 079, 162, 196, 331, 332
 Crossognathiformes - Pachyrhizodontidae
Goulmimichthys roberti n. sp.
Goulmimichthys roberti n. sp. Blanco and Cavin 2003
FCT 280, 251, 277, 278, 281, 003
 Araripchthyiformes - Araripichthyidae
Araripichthys sp.
Araripichthys sp. Silva Santos 1985
FCT 340, 341
 Aulopiformes - Dercetidae
"Rhynchodercetis regio" = Hastichthys regio1
"Rhynchodercetis regio" = Hastichthys regio1 Blanco and Alvarado-Ortega 2006
Coelacanthimorpha
 Coelacanthiformes -
Palaeoctopus pelagicus n. sp.2
Palaeoctopus pelagicus n. sp.2 Fuchs et al. 2008 coelacanth
UANL-FCT-VCI/150A, B
1Blanco and Alvarado-Ortega 2006; 2Fuchs et al. 2008