An appraisal of Paleogene floral and land mammal faunal dynamics in South America
suggests that both biotic elements responded at rate and extent generally comparable to …

The biogeographic hypothesis more accepted today is that Antarctica (West Antarctica) and
southern South America (Magellan region, Patagonia) were connected by a long and …

We present a detailed analysis of the craniomandibular and dental remains of Mesotherium
cristatum, the quaternary mesotheriid typotherid notoungulate, from Corralito, Santa María …

Body mass (BM) is a fundamental variable for many paleobiological investigations that is
challenging to accurately infer for species that lack living representatives and/or close …

Interatheriidae (late Paleocene–Late Miocene) is one of the most morphologically derived
families within Order Notoungulata and the most taxonomic diverse and abundant clade of …

Timing and ecological steps of the rise and expansion of grasslands differ not only
geographically but also according to the type of available information. Patagonia (Argentina) …

We report systematic conclusions based on critical analyses of previous taxon diagnoses
and systematic revisions of the Early-Middle Pleistocene mesotheriine notoungulate …

Cranial endocasts are one of the most direct tools available to obtain information about the
endocranial cavity of fossil mammals, but few anatomical comparisons have analyzed …

Hegetotheriidae is one of the most derived families of South American notoungulates, which
are known from the late Oligocene to Pliocene. Several genera of hegetotheriids have been …

A phylogenetic analysis of all Eocene taxa assigned to Notopithecinae has been conducted,
evaluating relationships amongst notopithecines, basal interatheriids and Interatheriinae …