Loma Puntuda M9 (Cretaceous to of Argentina)

Also known as Plesiosaur locality Sample 9 (Muestra 9)

Where: Río Negro, Argentina (40.0° S, 66.8° W: paleocoordinates 42.9° S, 52.5° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Allen Formation (Malargüe Group), Late/Upper Campanian to Late/Upper Campanian (83.5 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lacustrine deltaic; medium-grained, silty sandstone

Size classes: macrofossils, mesofossils, microfossils

• Partial postcranial skeleton (Polycotylidae indet.)

Collection methods: quarrying, surface (in situ),

• UNC-PMIC, Universidad Nacional del Comahue, colección de Paleontología-Microfósiles

•MML, Museo Municipal Lamarque, Río Negro province, Argentina

Primary reference: L. Salgado, A. Parras, and Z. Gasparini. 2007. Un plesiosaurio de cuello corto (Plesiosauroidea, Polycotylidae) del Cretácico Superior del norte de Patagonia. Ameghiniana 44(2):349-358 [P. Mannion/J. Tennant/F. Aspromonte]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 141581: authorized by Philip Mannion, entered by Jonathan Tennant on 29.03.2013, edited by Evangelos Vlachos

Creative Commons license: CC BY (attribution)

Taxonomic list

Ostracoda
 Podocopida - Ilyocyprididae
Neuquenocypris nahuelniyuensis Musacchio 1989 ostracod
Reptilia
 Plesiosauria - Polycotylidae
Polycotylidae indet. Williston 1908 plesiosaur
MML-PV 43, partial postcranial skeleton