Earliest-known lamprey larva fossils unearthed in Inner Mongolia

14 octubre 2014

Few people devote time to pondering the ancient origins of the eel-like lamprey, yet the evolutionary saga of the bloodsucker holds essential clues to the biological roots of humanity. Scientists now have a description of fossilized lamprey larvae that date back to the Lower Cretaceous — at least 125 million years ago. They’re the oldest identified fossils displaying the creature in stages of pre-metamorphosis and metamorphosis.