Prototaxites
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Prototaxites is an extinct genus of large macroscopic eukaryote dating from the Late Silurian until the Late Devonian periods. Prototaxites formed large trunk-like structures up to 1 metre wide, reach
Prototaxites apex
The microstructure of Prototaxites under a light microscope
P. milwaukeensis from Wisconsin
A polished section of Prototaxites sp. at the Royal Tyrrell Museum of Palaeontology
Devonian
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The Devonian is a geologic period and system of the Paleozoic era during the Phanerozoic eon, spanning 60.7 million years from the end of the preceding Silurian period at 419.62 million years ago, to
Prototaxites
…Prototaxites is an extinct genus of large macroscopic eukaryote dating from the Late Silurian until the Late Devonian periods. Prototaxites formed large trunk-like structures up to 1 metre (3 ft) wide, reaching 8 metres (26 ft) in height, made up of tiny interwoven…
The rocks of Lummaton Quarry in Torquay in Devon played an early role in defining the Devonian Period
The Devonian Period marks the beginning of extensive land colonization by plants. With large land-dwelling herbivores not yet present, large forests grew and shaped the landscape.
Lycopod axis (branch) from the Middle Devonian of Wisconsin