Assessing ontogenetic maturity in extinct saurian reptiles

CT Griffin, MR Stocker, C Colleary… - Biological …, 2021 - Wiley Online Library
Morphology forms the most fundamental level of data in vertebrate palaeontology because it
is through interpretations of morphology that taxa are identified, creating the basis for broad …

Triassic faunal successions of the Paraná Basin, southern Brazil

CL Schultz, AG Martinelli, MB Soares… - Journal of South …, 2020 - Elsevier
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 …

Old fossil findings in the Upper Triassic rocks of southern Brazil improve diversity of traversodontid cynodonts (Therapsida, Cynodontia)

MR Schmitt, AG Martinelli, JFL Kaiuca… - The Anatomical …, 2024 - Wiley Online Library
In this contribution we describe a new genus and species of gomphodontosuchine cynodont
from the Late Triassic Hyperodapedon Assemblage Zone (AZ) of the Santa Maria …

Non-mammaliaform cynodonts from western Gondwana and the significance of Argentinean forms in enhancing understanding of the group

F Abdala, LC Gaetano, AG Martinelli, MB Soares… - Journal of South …, 2020 - Elsevier
Terrestrial Triassic assemblages are an important component of the heritage of Argentina,
particularly because of their diverse record of fossil vertebrates. Triassic basins from western …

Stranger in the nest: On the biostratigraphic relevance of a new record of a traversodontid cynodont in southern Brazil (Candelária Sequence, Upper Triassic)

L Roese-Miron, PH Dotto, TG de Menezes Medina… - Palaeoworld, 2024 - Elsevier
The Várzea do Agudo is an Upper Triassic site of the Candelária Sequence of Southern
Brazil that boasts an extensive fossil record. It is assigned to the Exaeretodon subzone of the …

New archosauromorph remains provide data on the age of a unique Late Triassic assemblage from southern Brazil

M Doering, MD Ezcurra, JH Schiefelbein… - Journal of South …, 2024 - Elsevier
Abstract The Santa Maria Supersequence, an important stratigraphic unit in the Paraná
Basin, yielded a diverse range of Triassic tetrapod assemblages, providing valuable insights …

New record of a stahleckeriid dicynodont (Therapsida, Dicynodontia) from the Late Triassic of southern Brazil and biostratigraphic remarks on the Riograndia …

AG Martinelli, JA Escobar, H Francischini… - Historical …, 2021 - Taylor & Francis
Dicynodonts represent a speciose clade of non-mammalian synapsids that lived from the
middle Permian to the Late Triassic, exhibiting a Pangaean distribution. The South American …

Histological analysis of ankylothecodonty in Silesauridae (Archosauria: Dinosauriformes) and its implications for the evolution of dinosaur tooth attachment

G Mestriner, A LeBlanc, SJ Nesbitt… - The Anatomical …, 2022 - Wiley Online Library
Dinosaurs possess a form of tooth attachment wherein an unmineralized periodontal
ligament suspends each tooth within a socket, similar to the condition in mammals and …

Anatomy and phylogenetic affinities of a new silesaurid assemblage from the Carnian beds of south Brazil

G Mestriner, JCA Marsola, SJ Nesbitt… - Journal of Vertebrate …, 2023 - Taylor & Francis
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 …

A new theropod dinosaur from a peculiar Late Triassic assemblage of southern Brazil

RT Müller - Journal of South American Earth Sciences, 2021 - Elsevier
The early evolution of theropod dinosaurs is poorly understood. Whereas sauropodomorphs
are well-known from the oldest dinosaur bearing outcrops, the record of theropods is …