Liu Malal 3 (Cretaceous of Argentina)

Where: Mendoza, Argentina (35.9° S, 69.8° W: paleocoordinates 38.1° S, 57.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Roca Formation (Malargue Group), Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• group of beds-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 and Evangelos Vlachos

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Reptilia
 Squamata - Mosasauridae
Mosasaurinae indet.3
Mosasaurinae indet.3 Gervais 1853 mosasaur
GHUNLPam 16.192/96, five vertebral centra
 Plesiosauria -
Plesiosauria indet.3
Plesiosauria indet.3 plesiosaur
GHUNLPam 16.791, fragment of a vertebral centrum
Bivalvia
 Mytilida - Mytilidae
Septifer mayai n. sp.
Septifer mayai n. sp. Griffin et al. 2008 mussel
 Pectinida - Plicatulidae
Plicatula georgiana2
Plicatula georgiana2 Fritzsche 1919 scallop
 Ostreida - Flemingostreidae
Ambigostrea clarae1
Ambigostrea clarae1 Ihering 1907 oyster
 Ostreida - Gryphaeidae
Amphidonte mendozana1
Amphidonte mendozana1 Ihering 1907 oyster
1Casadio 1998; 2Casadío et al. 2005; 3Gasparini et al. 2001