Dinosaurs and pterosaurs have remarkable diversity and disparity through most of the
Mesozoic Era,–. Soon after their origins, these reptiles diversified into a number of long-lived …

Abstract The Carnian (Upper Triassic) rocks of the Candelária Sequence present a rich
record of dinosaurs, including some of the oldest known dinosaurs worldwide. In this …

The phylogenetic relationships of the major lineages within Dinosauria have come under
intense scrutiny in recent years. In 2017, a radical new hypothesis of early dinosaur …

Abstract The Vila Botucaraí site is located west of the municipality of Candelária, Rio Grande
do Sul State, southern Brazil, and is particularly important because it represents the type …

Piatnitzkysauridae were Jurassic theropods that represented the earliest diverging branch of
Megalosauroidea, being one of the earliest lineages to have evolved moderate body size …

New specimens and the reassessment of many silesaurids have recently shed light on the
origin and early evolution of dinosaurs and their close relatives. Yet, the group is relatively …

Lagerpetids, traditionally considered precursors to dinosaurs, have recently been
hypothesized as being the sister group to Pterosauria, providing clues on the dawn of the …

Resolving the evolutionary relationships of early diverging ('basal') ornithischian dinosaurs
is a challenging topic in palaeontology, with multiple competing hypotheses on the …

ABSTRACT The Faixa Nova-Cerrito I site, in the municipality of Santa Maria, Rio Grande do
Sul, Brazil, displays rock layers from the Hyperodapedon Assemblage Zone (AZ), Carnian …

Piatnitzkysauridae were Jurassic theropods that represented the earliest diverging branch of
Megalosauroidea, being one of the earliest lineages to have evolved moderate body size …