The Deseadan (Spanish: Deseadense) age is a period of geologic time (29.0–21.0 Ma) within the Oligocene epoch of the Paleogene to the Early Miocene epoch...

fossil record of this family can be traced back to the Late Oligocene (Deseadan in the SALMA classification). As with all rodents, members of this family...

Oligocene to Early Miocene (Deseadan) Tremembé Formation of São Paulo State, Brazil) Genus Physornis (Middle to Late Oligocene (Deseadan) Sarmiento Formation...

mya—11,000 years ago. Megatheriids appeared during the Late Oligocene (Deseadan in the SALMA classification), some 29 million years ago, in South America...

Abhandlungen. 67: 1–385. Patterson, B.; Wood, A. E. (1982). "Rodents from the Deseadan Oligocene of Bolivia and the relationships of the Caviomorpha". Bulletin...

John J. Flynn and Andre Wyss. Fossils of Peltephilus have been found in: Deseadan Argentina – Sarmiento Formation Bolivia – Salla Formation Miocene Argentina...

The Fray Bentos Formation is a Deseadan geologic formation of the Paysandú Group in Uruguay and portions of Argentina, corresponding to the Paraná Basin...

to late Oligocene, La Cantera Local Fauna to Deseadan SALMA) Pharsophorus tenax (late Oligocene, Deseadan SALMA) Genus Plesiofelis Plesiofelis schlosseri...

are, together with the Deseadan Toxodontidae, nested within the paraphyletic Notohippidae. Leontiniids are known from the Deseadan or later, but the oldest...

Geringian and lower Arikareean mammal zones of North America; most of the Deseadan mammal zone of South America; the upper Hsandgolian and whole Tabenbulakian...