Patagonia has yielded the most comprehensive fossil record of Cretaceous theropods from
Gondwana, consisting of 31 nominal species belonging to singleton taxa and six families …

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 …

Tetanuran theropods represent the majority of Mesozoic predatory dinosaur diversity and
the lineage leading to extant Aves. Thus their history is relevant to understanding the …

Theropod teeth are typically not described in detail, yet these abundant vertebrate fossils are
not only frequently reported in the literature, but also preserve extensive anatomical …

Isolated theropod teeth are some of the most common fossils in the dinosaur fossil record
and are continually reported in the literature. Recently developed quantitative methods have …

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 …

Theropod dinosaurs form a highly diversified clade, and their teeth are some of the most
common components of the Mesozoic dinosaur fossil record. This is the case in the Lourinhã …

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 …

The Spinosauridae is a specialized group of theropod dinosaurs characterised by a long,
narrow skull, robust forelimbs with a hooked thumb claw, and tall neural spines forming a …

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