Liu Malal 3 (Cretaceous of Argentina)

Where: Mendoza, Argentina (35.9° S, 69.8° W: paleocoordinates 38.0° S, 57.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Roca Formation (Malargue Group), Maastrichtian (72.1 - 66.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, fine-grained, medium, shelly/skeletal limestone

• Limestones. From the published stratigraphic section: predominately sequences of course grained mudstone, wackestone, packstone and grainstone with medium grained shale and fine to medium grained sandstone with some planar bedding and fossils.

Size classes: macrofossils, mesofossils

Primary reference: M. Griffin, A. Parras, and S. Casadío. 2008. Late Maastrichtian-Danian Mytilids and Pinnids (Mollusca: Bivalvia) from Northern Patagonia, Argentina. Ameghiniana 45(1):139-152 [J. Sessa/L. Eccles/J. Sessa]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 106075: authorized by Jocelyn Sessa, entered by Laurie Eccles on 02.03.2011, edited by Jonathan Tennant

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Plicatulidae
 Mytilida - Mytilidae
"Septifer mayai n. sp." = Mytilus (Septifer)
"Septifer mayai n. sp." = Mytilus (Septifer) mussel
Reptilia
 Squamata - Mosasauridae
Mosasaurinae indet.2 Gervais 1853 mosasaur
GHUNLPam 16.192/96, five vertebral centra
 Sauropterygia -
Plesiosauria indet.2 de Blainville 1835 plesiosaur
GHUNLPam 16.791, fragment of a vertebral centrum