Spinosaurids are among the most distinctive and yet poorly-known of large-bodied theropod
dinosaurs, a situation exacerbated by their mostly fragmentary fossil record and competing …

Spinosaurids are some of the most enigmatic Mesozoic theropod dinosaurs due to their
unique adaptations to aquatic environments and their relative scarcity. Their taxonomy has …

Recent work on theropod phylogeny has concentrated on the interrelationships of taxa that
lie close to the ancestry of birds (coelurosaurs), whereas only a small number of studies …

The Spinosauridae is a specialised clade of theropod dinosaurs known from the Berriasian
to the Cenomanian of Africa, South America, Europe and Asia. Spinosaurs were unusual …

A cervical vertebra from the Early Cretaceous of Victoria represents the first Australian
spinosaurid theropod dinosaur. This discovery significantly extends the geographical range …

A new spinosaurid genus and species is described based on the right maxilla and five
caudal vertebrae of a single specimen from the Arcillas de Morella Formation (Early …

Sigilmassasaurus brevicollis is an enigmatic theropod dinosaur from the early Late
Cretaceous (Cenomanian) of Morocco, originally based on a few isolated cervical vertebrae …

The spinosaurids represent an enigmatic and highly unusual form of large tetanuran
theropods that were first identified in 1915. A recent flurry of discoveries and taxonomic …

Abstract Megalosaurus bucklandii (Dinosauria: Theropoda), the oldest named dinosaur
taxon, from the Bathonian (Middle Jurassic) of England, is a valid taxon diagnosed by a …

Xenoposeidon proneneukos gen. et sp. nov. is a neosauropod represented by BMNH
R2095, a well‐preserved partial mid‐to‐posterior dorsal vertebra from the Berriasian …