The herbivorous sauropod dinosaurs of the Jurassic and Cretaceous periods were the
largest terrestrial animals ever, surpassing the largest herbivorous mammals by an order of …

Abstract “Splitting” and “lum**” are perpetual problems in vertebrate, especially dinosaur,
ichnotaxonomy. Chinese dinosaur ichnotaxonomy, which began in 1940, provides a series …

Dinosaurs diversified in two steps during the Triassic. They originated about 245 Ma, during
the recovery from the Permian-Triassic mass extinction, and then remained insignificant until …

Dilophosaurus wetherilli was the largest animal known to have lived on land in North
America during the Early Jurassic. Despite its charismatic presence in pop culture and …

Modern birds are typified by the presence of feathers, complex evolutionary innovations that
were already widespread in the group of theropod dinosaurs (Maniraptoriformes) that …

Many hypotheses have been proposed for the rise of dinosaurs, but their early diversification
remains poorly understood. This paper examines the occurrences, species diversity and …

Triassic tetrapod footprints have a Pangaea-wide distribution; they are known from North
America, South America, Europe, North Africa, China, Australia, Antarctica and South Africa …

Abstract The Jiaguan Formation and the underlying Feitianshan Formation (Lower
Cretaceous) in Sichuan Province yield multiple saurischian (theropod–sauropod) dominated …

Jurabrontes curtedulensis, a new ichnogenus and species of Late Jurassic giant theropod
dinosaur track is described based on very well-preserved and morphologically-distinct …

Abstract The Late Triassic was a prolonged episode characterized by high rates of biotic
turnover and discrete extinction events due to elevated extinction rates for some biotic …