Latest Maastrichtian middle-and high-latitude mosasaurs and fish isotopic composition: carbon source, thermoregulation strategy, and thermal latitudinal gradient

L Leuzinger, L Kocsis, Z Luz, T Vennemann… - Paleobiology, 2023 - cambridge.org
Here we report high-latitude stable isotope compositions of Maastrichtian fossil fish and
marine reptiles (mainly mosasaurs) from Antarctica (64° S paleolatitude) and compare them …