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A diverse mammal-dominated, footprint assemblage from wetland deposits in the Lower Cretaceous of Maryland
A newly discovered assemblage of predominantly small tracks from the Cretaceous Patuxent Formation at NASA’s Goddard Space Flight Center, Maryland,...
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Consumption of crustaceans by megaherbivorous dinosaurs: dietary flexibility and dinosaur life history strategies
Large plant-eating dinosaurs are usually presumed to have been strictly herbivorous, because their derived teeth and jaws were capable of processing...
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A new pterosaur (Pterodactyloidea, Tapejaridae) from the Early Cretaceous Jiufotang Formation of western Liaoning, China and its implications for biostratigraphy
In this article we describe a new and exceptionally well-preserved pterodactyloid pterosaur, Sinopterus dongi gen. et sp. nov. from the Jiufotang...
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A new iguanodontid (Jinzhousaurus yangi gen. et sp. nov.) from the Yixian Formation of western Liaoning, China
A new iguanodontid, Jinzhousaurus yangi gen. et sp. nov., is erected based on the cranial and dental morphology of a specimen from the Yixian...
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Further support for a Cretaceous age for the feathered-dinosaur beds of Liaoning,China:New 40Ar÷39Ar dating of the Yixian and Tuchengzi Formations
We report new 40 Ar÷ 39 Ar dating results obtained from total fusion and incremental-heating analyses of sanidine and biotite from three tuffs found...
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A refugium for relicts?
Luo
1 suggests that the vertebrate fauna from the Yixian Formation (Liaoning Province, China) shows that this region of eastern Asia was a refugium,... -
Spanish rock art depicting honey gathering during the Mesolithic
THE end of the Upper Palaeolithic and the subsequent Mesolithic of western Europe coincided with a general change of climate, flora and fauna....
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The ornithopod dinosaur Dryosaurus and a Laurasia–Gondwanaland connection in the Upper Jurassic
COMPARISONS of Upper Jurassic ornithopod dinosaurs show that Dysalotosaurus lettow-vorbecki (Tendaguru Beds, Tanzania, East Africa) is referable to...
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Implications of drought for vertebrate fossil assemblages
THE profound effects of drought on modern ecosystems is widely appreciated. However, little attention has been paid to the palaeontological and...
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Hypsilophodon and Iguanodon from the Lower Cretaceous of North America
WE describe here ornithopod dinosaur remains from the Lower Cretaceous of western North America, which can be referred to the European genera Hypsilophodon...
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The Bernissart Iguanodon 1
THE wonderful discovery of remains of Iguanodons made at Bernissart in 1878 caused quite a sensation amongst naturalists at the time, and the...
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Zittel's “Palæontology”—Reptiles
IN the annual address to the Geological Society delivered last year by the retiring President, the work of which a portion is now before us was...
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Hypsilophodon, the Cursorial Non-arboreal Dinosaur
A reconsideration of the anatomy of Hypsilophodon from the Lower Cretaceous of England indicates that this ornithischian dinosaur, long considered to...
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Specific Autostimulating Factor Released by Lymphocytes
Early in the transformation of lymphocytes a factor has been found which is released and only stimulates DNA synthesis in other lymphocytes from the...