Vega de Pas 1 locality (Cretaceous of Spain)

Where: Cantabria, Spain (43.1° N, 3.8° W: paleocoordinates 31.2° N, 2.2° E)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Viviparus Member (Vega de Pas Formation), Cretaceous (145.0 - 66.0 Ma)

• member-level stratigraphic resolution

Environment/lithology: lacustrine; red, silty mudstone

Size class: mesofossils

Collected by J. L. Sañudo

Collection methods: quarrying,

• Repository: Museo GeoMinero, Institute Geológico y Minero de España, Madrid, Spain (MGM)

Primary reference: F. J. Poyato-Ariza and D. D. Bermúdez-Rochas. 2007. New Pycnodont Fish (Arcodonichthys pasiegae gen. et sp. nov.) from the Early Cretaceous of the Basque-Cantabrian Basin, Northern Spain. Journal of Vertebrate Paleontology 29(1):271-275 [S. Peters/S. McMullen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 136002: authorized by Shanan Peters, entered by Sharon McMullen on 14.11.2012, edited by Mark Bell and Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Hybodontiformes -
Hybodontoidea indet.1 Agassiz 1834 elasmobranch
MGM-11057C, MGM-11058C
 Hybodontiformes - Polyacrodontidae
"Hybodus parvidens" = Polyacrodus parvidens1
"Hybodus parvidens" = Polyacrodus parvidens1 Woodward 1916 elasmobranch
Ten almost complete tooth-crowns (MGM-11019C, MGM-11023C, MGM-11024C, MGM-11028C, MGM-11030C, MGM-11031C, MGM- 11035C, MGM-11045C, MGM-11049C, MGM-11052C); four incomplete tooth-crowns with part of root preserved (MGM- 11020C, MGM-11026C, MGM-11033C, MGM-11048C); 16 incomplete tooth-crowns (MGM-11021C, MGM-11022C, MGM-11025C, MGM-11027C, MGM-11029C, MGM- 11032C, MGM-11036C, MGM-11039C, MGM-11043C, MGM-11044C, MGM-11046C, MGM-11047C, MGM- 11050C, MGM-11051C, MGM-11053C, MGM-11055C); and seven isolated main cusps (MGM-11034C, MGM- 11037C, MGM-11038C, MGM-11040C, MGM-11041C, MGM-11042C, MGM-11054C).
 Hybodontiformes - Hybodontidae
Egertonodus basanus1 Egerton 1845 elasmobranch
Eight specimens. Two almost complete toothcrowns (MGM-10798C, MGM-11012C); two incomplete 678 D.D. Bermúdez-Rochas /Geobios 42 (2009) 675–686 tooth-crowns (MGM-11013C, MGM-11015C); and three isolated main cusps (MGM-11014C, MGM-11016C, MGM- 11018C).
Planohybodus ensis1 Woodward 1916 elasmobranch
Three specimens. One almost complete toothcrown (MGM-11011C), one incomplete tooth-crown (MGM- 11009C), and one incomplete isolated cusp (MGM-11010C).
 Hybodontiformes - Lonchidiidae
Lonchidion breve1 Patterson 1966 elasmobranch
One single complete tooth (MGM-10797C).
Parvodus sp.1 Rees and Underwood 2002 elasmobranch
One single incomplete tooth-crown (MGM- 11008C)
 Hybodontiformes -
Lissodus sp.1 Brough 1935 elasmobranch
One single complete lateral tooth-crown (MGM- 11007C)
Reptilia
 Testudines -
Eucryptodira indet.2 Gaffney 1975 turtle
MGM-10465C to 10474C
Actinopteri
 Pycnodontiformes -
Arcodonichthys pasiegae n. gen. n. sp.
Arcodonichthys pasiegae n. gen. n. sp. Poyato-Ariza and Bermúdez-Rochas 2007