Yesera del Tromen (Cretaceous of Argentina)

Also known as Caypullisaurus bonapartei referred locality Caypullisaurus bonapartei referred material

Where: Neuquén, Argentina (39.2° S, 69.7° W: paleocoordinates 37.9° S, 32.0° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Vaca Muerta Formation, Berriasian (145.0 - 139.8 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Preservation: adpression

Primary reference: M. Fernández. 2007. Redescription and phylogenetic position of Caypullisaurus (Ichthyosauria: Ophthalmosauridae). Journal of Paleontology 81(2):368-375 [M. Carrano/H. Street/F. Aspromonte]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 122662: authorized by Philip Mannion, entered by Philip Mannion on 05.01.2012, edited by Jonathan Tennant

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Ichthyosauria - Ophthalmosauridae
Caypullisaurus bonapartei Fernández 1997 ichthyosaur
MOZ-P6139 (skull and vertebrae)
 Loricata - Metriorhynchidae
Dakosaurus andiniensis2 Vignaud and Gasparini 1996 marine crocodile
Geosaurus araucaniensis1 marine crocodile
 Plesiosauria - Pliosauridae
Liopleurodon sp.1 Sauvage 1873 plesiosaur
MOZ 6141P, MOZ 6144P, skull and vertebrae