The Gondwanan pterosaur record is scarce when compared with that of Laurasia and is
reviewed here. The majority of Gondwanan pterosaur remains are derived from South …

Secondary aquatic adaptations evolved independently more than 30 times from terrestrial
vertebrate ancestors,. For decades, non-avian dinosaurs were believed to be an exception …

The density, or specific gravity (SG), of organisms has numerous important implications for
their form, function, ecology, and other facets of beings living and dead, and it is especially …

Giant carnivorous dinosaurs such as Tyrannosaurus rex and abelisaurids are characterized
by highly reduced forelimbs that stand in contrast to their huge dimensions, massive skulls …

A predominantly fish-eating diet was envisioned for the sail-backed theropod dinosaur
Spinosaurus aegyptiacus when its elongate jaws with subconical teeth were unearthed a …

The giant theropod Spinosaurus was an unusual animal and highly derived in many ways,
and interpretations of its ecology remain controversial. Recent papers have added …

The Azhdarchidae have come to be known as the most diverse clade of Late Cretaceous
pterosaurs and the largest flying creatures in existence. Since the erection of the taxon …

Well-sampled dinosaur communities from the Jurassic through the early Late Cretaceous
show greater taxonomic diversity among larger (> 50 kg) theropod taxa than communities of …

Notosuchians are an extinct clade of terrestrial crocodyliforms with a particularly rich record
in the late Early to Late Cretaceous (approx. 130–66 Ma) of Gondwana. Although much of …

Reconstructing deep-time biogeographic histories is limited by the comparatively recent
diversification of most extant lineages. Ray-finned fishes, which include nearly half of all …