Abstract The Paraná Basin was filled by a sedimentary package deposited in successive
sedimentation episodes related to the tectonic events that hit the SW portion of the …

Triassic beds from Argentina and Brazil provide the most relevant fossil record of early
dinosauriforms in terms of numerical abundance and taxonomic diversity. This record …

The Santacruzodon assemblage zone was originally defined as a vertebrate fossil
assemblage composed basically of non-mammalian cynodonts found in Santa Cruz do Sul …

The Rosário do Sul Group is one of the better-known tetrapod-bearing continental deposits
of Triassic age. It crops out in central Rio Grande do Sul, south Brazil, and has yielded a …

Lumkuia fuzzi is a small non-mammalian cynodont from the Middle Triassic of South Africa. It
has traditionally been phylogenetically identified as a basal Probainognathia, but some …

Proterochampsidae is a clade of non‐archosaurian archosauriforms restricted to the Middle
to the Late Triassic of the Ischigualasto‐Villa Unión Basin of Argentina and the Santa Maria …

Cynodonts are an important component of Triassic tetrapod faunas and are frequently one of
the dominant groups. A summary of their record during the Triassic of Gondwana is …

The tritheledontid Riograndia guaibensis was the first cynodont described for the" Caturrita
Formation" fauna from the Late Triassic of southern Brazil (Santa Maria 2 Sequence). The …

Sauropodomorpha is the first major dinosaurian group that radiated during the Triassic.
During this time the group underwent major changes in body plan, including the acquisition …

Many hypotheses have been proposed for the rise of dinosaurs, but their early diversification
remains poorly understood. This paper examines the occurrences, species diversity and …