A new spinosaurid taxon, Oxalaia quilombensis gen. et sp. nov., is described based on the
anterior part of a snout and a fragment of a maxilla. These specimens were collected at the …

Fossil sites from Brazil have yielded specimens of spinosaurid theropods, among which the
most informative include the cranial remains of Irritator, Angaturama, and Oxalaia. In this …

A new fossil site, called 'Canafístula 01', has yielded the first archosaur remains from the
Berriasian–Valanginian Feliz Deserto Formation, Sergipe-Alagoas Basin, northeastern …

Theropoda teeth can show sufficiently distinct features to be, in some cases, considered as
confident diagnostic material. In this work, 275 complete or fragmentary teeth, collected at …

Os espinossaurídeos são encontrados na África, Europa, Ásia e Brasil em depósitos com
idade variando do Jurássico Superior até o Cretáceo Superior, tendo sido descritos até a …

Noasaurines form an enigmatic group of small-bodied predatory theropod dinosaurs known
from the Late Cretaceous of Gondwana. They are relatively rare, with notable records in …

Despite being poorly known from limited skeletal remains as teeth and a few postcranial
material, spinosaurid remains have been reported from two different Lower Cretaceous …

Besides being rare, most theropod remains from fossil deposits of Brazil are incomplete. Up
to date the Romualdo Member (Aptian/Albian) of the Santana Formation yielded six …

Although rare, dinosaurs are well preserved in calcareous nodules of the Santana
Formation (Early Cretaceous,? Albian) of the Araripe Basin, in northeastern Brazil. So far …

Spinosaurinae are known to have a strong relationship with aquatic environments, involving
several anatomical adaptations. Nonetheless, this group of theropods remains enigmatic …