Several 250-million-year-old specimens from museum collections in Australia and the United States have revealed a surprising diversity of trematosaurid temnospondyls in Western Australia, showing that early marine amphibians spread across continents soon after the end-Permian mass extinction. The ancient marine amphibians Erythrobatrachus (foreground) and Aphaneramma (background) swimming along the coast of what is now far norther Western Australia...
