During the Mesozoic, various groups of reptiles underwent a spectacular return to an aquatic
life, colonizing most marine environments. They were highly diversified both systematically …

Aquatic reptiles are very diversified in the fossil record. The description and pooling of
certain bone histological features (collagenous weave and vascular network) of the various …

Examining the geological past of our planet allows us to study periods of severe climatic and
biological crises and recoveries, biotic and abiotic ecosystem fluctuations, and faunal and …

Sauropterygia was the most successful marine reptile radiation in history, spanning almost
the entire Mesozoic and exploiting a wide range of habitats and ecological niches. Here we …

Sauropterygia, a successful clade of marine reptiles abundant in aquatic ecosystems of the
Mesozoic, inhabited nearshore to pelagic habitats over> 180 million years of evolutionary …

Background Plesiosaurs are marine reptiles that arose in the Late Triassic and survived to
the Late Cretaceous. They have a unique and uniform bauplan and are known for their very …

Here we describe dinosaur tracks from the Langenberg Quarry near Goslar (Lower Saxony)
that represent the first footprints from the Late Jurassic of Germany discovered outside the …

The dominant consumers in today's ocean ecosystems are marine mammals, including
cetaceans, sirenians, and pinnipeds, and other marine carnivorans. The ecological …

Metriorhynchidae are the only archosaurs that show adaptations to a highly pelagic lifestyle.
This morphology is paralleled by ichthyosaurs and plesiosaurs, which share a streamlined …

New biostratigraphic data significantly improve the age assignment of the Ladinian
succession of Monte San Giorgio (UNESCO World Heritage List site, Southern Alps …