La Pedrera de Meià, El Montsec (Cretaceous of Spain)

Also known as Sierra del Montsech, La Pedrera de Rubies

Where: Cataluña, Spain (42.0° N, 0.8° E: paleocoordinates 31.2° N, 11.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: La Pedrera de Rúbies Formation, Barremian (129.4 - 125.0 Ma)

• "Upper Berriasian-Lower Barremian on the basis of ostracods... Nevertheless, it could be somewhat younger (Upper Hauterivian-Lower Barremian), on the basis of a work in progress on its charophytes"

Environment/lithology: lacustrine - large; lithified limestone

• "distal areas of a large, shallow... coastal lake"
• "rhythmically laminated, lithographic limestones"

Size class: macrofossils

Preservation: adpression, soft parts

Primary reference: A. Lacasa Ruiz. 1989. Nuevo genero de ave fosil del yacimiento Neocomiense del Montsec (Provincia de Lerida, España) [new genus of fossil bird from the Neocomian locality of Montsec (Lerida province, Spain)]. Estudios geológicos 45(5-6):417-425 [J. Alroy/J. Alroy/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 85293: authorized by John Alroy, entered by John Alroy on 10.12.2008, edited by Matthew Carrano, Roger Benson and Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

• there is a "diverse biota, including plants, mollusks, arthropods, and a variety of vertebrates"
Osteichthyes
 Salientia -
Neusibatrachus wilferti n. gen. n. sp.1
Neusibatrachus wilferti n. gen. n. sp.1 Seiffert 1972 frog
FUB 33A, B - holotype (near complete skeleton preserved on two slabs as part and counterpart)
Reptilia
 Avetheropoda -
Llerdopteryx viai n. gen. n. sp.6
Llerdopteryx viai n. gen. n. sp.6 Lacasa 1985 avialan
Aves
 Enantiornithes -
Enantiornithes indet.6 Walker 1981 bird
nestling specimen (LP-4450-IEI) not congeneric with Noguerornis
Noguerornis gonzalezi n. gen. n. sp. Lacasa Ruiz 1989 bird
Reptilia
 Loricata -
"Alligatorium depereti n. sp." = Montsecosuchus depereti3
"Alligatorium depereti n. sp." = Montsecosuchus depereti3 Vidal 1915 crocodilian
MGB-512 & 597 - type (nearly complete skeleton)
 Squamata -
Squamata indet.5 Oppel 1811 squamates
IEI LP-3400 P
 Squamata - Teiidae
Meyasaurus faurai n. gen. n. sp.4, "Ilerdaesaurus crusafonti n. gen. n. sp." = Meyasaurus crusafonti4
Meyasaurus faurai n. gen. n. sp.4 Vidal 1915 squamates
MGB 534
"Ilerdaesaurus crusafonti n. gen. n. sp." = Meyasaurus crusafonti4 Hoffstetter 1966 squamates
MIPS
 Squamata -
Pedrerasaurus latifrontalis n. gen. n. sp.2 Bolet and Evans 2010 squamates
MGB 47250