Cerro Hansen (Paleocene of Argentina)

Also known as Yaminuechelys maior type locality

Where: Chubut, Argentina (45.3° S, 67.0° W: paleocoordinates 47.8° S, 56.1° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Hansen Member (Salamanca Formation), Danian (66.0 - 61.6 Ma)

• Banco Negro Inferior

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Preservation: original phosphate

Reposited in the MACN, MLP

Primary reference: P. Bona and M. S. de la Fuente. 2005. Phylogenetic and paleobiogeographic implications of Yaminuechelys maior (Staesche, 1929) new comb, a large long-necked chelid turtle from the early Paleocene of Patagonia, Argentina. Journal of Vertebrate Paleontology 25(3):569-582 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 118384: authorized by Philip Mannion, entered by Philip Mannion on 13.10.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines - Chelidae
"Naiadochelys maior n. sp." = Yaminuechelys maior
"Naiadochelys maior n. sp." = Yaminuechelys maior Staesche 1929 sideneck turtle
MPEF PV 1273 - neotype (posterior skull fragment [occipital, otic, and parietal area], mandible, hyoid apparatus, atlas-axis, carapace and plastron) and numerous referred material stored in MPEF, MLP and MACN
 Testudines - Panchelidae
Salamanchelys palaeocenica n. gen. n. sp. Bona 2006 sideneck turtle
MPEF PV-598 - holotype