Science ❯ Paleontology ❯ Fossils
Ichthyosaurs Pliosaur Plesiosauria Ichthyosaur Pliosaur Teeth Pliosaur Skull Westphaliasaurus Crocodylomorphs Kronosaurus Tylosaurus
Organ preservation plus biomolecule traces indicate an early archosaur relative with complex marine anatomy despite a simple digestive system.