''Progaleopithecus'' is an extinct genus of interatheriid notoungulate that lived during the Late Oligocene of Argentina. Fossils of this genus have been found in the Agua de la Piedra,

Deseado Deseado may refer to: Geographic names and features * Deseado (crater), a crater on the planet Mars * Deseado Department, a department in Santa Cruz Province, Argentina * Deseado Massif, a geological formation in Santa Cruz Province, Argentina * De ...

, and

Sarmiento Formation The Sarmiento Formation (Spanish: ''Formación Sarmiento''), in older literature described as the Casamayor Formation, is a geological formation in Chubut Province, Argentina, in central Patagonia, which spans around 30 million years from the mid- ...

s of Argentina.

Taxonomy

''Progaleopithecus'' was first named in 1904 by Florentino Ameghino based on remains found in the Sarmiento Formation of Argentina, dating to the Late Oligocene, around 28 to 23 mya. It is a derived member of the

Interatheriidae Interatheriidae is an extinct family of notoungulate mammals from South America. Interatheriids are known from the Middle Eocene (Mustersan) to the Early Pliocene (Montehermosan).McKenna & Bell, 1997Linares, 2004 These animals were principally sm ...

, within the subfamily

Interatheriinae Interatheriinae is an extinct subfamily of interatheriids that consisted of notoungulates dating from the Early Eocene (Casamayoran SALMA) to the Early Pliocene (Montehermosan SALMA). The subfamily includes the genera '' Archaeophylus'', '' Argy ...

. The following cladogram of the

is based on Vera ''et al.'' 2017, showing the position of ''Progaleopithecus''.

References

{{Taxonbar, from=Q113638577 Typotheres Prehistoric placental genera Oligocene mammals of South America Deseadan Paleogene Argentina Fossils of Argentina Taxa named by Florentino Ameghino Fossil taxa described in 1904 Golfo San Jorge Basin Sarmiento Formation