north slope of Cerro Bayo de Portrerillos (Triassic of Argentina)

Where: Mendoza, Argentina (33.0° S, 69.2° W: paleocoordinates 50.8° S, 41.7° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Cerro de Las Cabras Formation (Uspallata Group), Anisian (247.2 - 242.0 Ma)

• Previously known as the Rio Mendoza Formation; vertebrate biostratigraphy suggests a late Anisian age for this unit (Fröbisch 2009:136)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; brown siltstone

Size class: macrofossils

Collection methods: PVL: Instituto-Fundacion M. Lillo de Tucuman

Primary reference: J. F. Bonaparte. 1972. Cromptodon mamiferoides gen. et. sp. nov., Galesauridae de la Formacion Rio Mendoza, Mendoza, Argentina (Therapsida-Cynodontia). Ameghiniana 9(4):343-353 [R. Butler/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 105241: authorized by Richard Butler, entered by Richard Butler on 18.02.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

 Therapsida -
Cromptodon mamiferoides n. gen. n. sp.
Cromptodon mamiferoides n. gen. n. sp. Bonaparte 1972 cynodont
PVL 3858, mandible