The Notoungulata is the richest order of South American endemic placentals, but
phylogenetic relationships within this order are unclear. This work provides short …

The Laventan Quebrada Honda Fauna of southern Bolivia is one of the best sampled middle
Miocene South American faunas. The present study describes the toxodontid, interatheriid …

Body size is of fundamental importance in understanding macroevolutionary patterns, both
for extant taxa and for those with a fossil record. In this paper we describe four different kinds …

Recent work in the central Andean Main Range of Chile near Laguna del Laja (∼ 37.5° S,
71° W) has produced the first mammal fossils for the region. Fossils, locally abundant and …

Abstract The Cenozoic South American endemic pyrotheres, mostly characterized by a
bilophodont dentition, are one of the most mysterious ungulates ever known. Even though …

The oldest known mesotheriids are referred to the genus Trachytherus, a taxon traditionally
included in its own subfamily 'Trachytheriinae'. The ontogeny, morphological variation and …

Rodent-like notoungulates (Typotheria) from Gran Barranca, Chubut Province, Argentina:
phylogeny and systematics Page 163 10 Rodent-like notoungulates (Typotheria) from Gran …

Background Body mass estimation is of paramount importance for paleobiological studies,
as body size influences numerous other biological parameters. In mammals, body mass has …

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 …

Ecological diversity analysis (EDA) is a technique that uses ecological attributes of
mammals to reconstruct the community structure and habitat of a fossil locality. EDAs of …