
punculans dated to about 518 million years ago.The newly identified fossils are only a few millimeters long but display clear segmentation along their bodies, a defining characteristic of annelids. Ea
章均包含本声明。
their living sister group and differentiated into forms with both short and elongate parapodia by the Fortunian Age, according to the paper."These fossils provide a rare and direct window into the ear
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