‘Prototaxites taiti’ was not a fungus but an extinct eukaryotic lineage, a study reveals, resolving a mystery that as perplexed experts for centuries.
A new study published in Science Advances has revealed that prototaxites—the giant structures that towered over Earth’s landscapes some 400 million years ago—were neither plants, nor fungi, nor animals. Instead, they belonged to a completely unknown ... [1970 chars]