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Large caviomorph rodent footprints of the Late Oligocene Vinchina Formation, Argentina
(Coquina Press, 2011-07)
Footprints and trackways provide valuable information about trackmaker behaviour, locomotion, spatial and temporal distribution, among others. Here we describe tetradactyl mammalian footprints and trackways recorded in ...
Late Oligocene caviomorph rodents from Contamana, Peruvian Amazonia
(Wiley-Blackwell Publishing Ltd, 2017-02)
The Deseadan South American Land Mammal Age (late Early Oligocene – Late Oligocene) attests to a time of great diversification in the caviomorph rodent fossil record. Nevertheless, Deseadan rodent-bearing localities in ...
Echinate fossil pollen of Asteraceae from the Late Oligocene of Patagonia: An assessment of its botanical affinity
(Springer Wien, 2010-03)
The Late Oligocene Mutisiapollis telleriae, which is the oldest echinate fossil pollen of Asteraceae from Patagonia, was tentatively related to the subfamily Mutisioideae. A detailed comparison of M. telleriae with extant ...
The late Oligocene flora from the Río Leona Formation, Argentinian Patagonia
(Elsevier Science, 2015-05)
A late Oligocene plant macrofossil assemblage is described from the Río Leona Formation, Argentinian Patagonia. This includes a fern, “Blechnum” turbioense Frenguelli, one species of conifer, and sixteen angiosperm taxa. ...
First record of the Chilean gastropod Chiliborus in the Oligocene of Mendoza (Argentina): (Gastropoda Pulmonata: Strophocheilidae)
(E Schweizerbartsche Verlags, 2017-01)
The first record of a Chilean gastropod of the Late Oligocene of Argentina is described. The specimens show a typical general morphology and a characteristic nepionic sculpture of Chiliborus (Mollusca: Gastropoda), being ...