Dengubas | دەنگوباس | Earth’s first fully-marine amphibian stalked the seafloor with a chunky, bony body

Popular Science · 26 Oct 2026

Earth’s first fully-marine amphibian stalked the seafloor with a chunky, bony body

‘Gerrothorax maritimus’ lived about 237 million years ago, when parts of China were covered by an ocean.