The Virtual Petrified Wood Museum.  Dedicated to the Exhibition and Educational Study of Permineralized Plant Material
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Permian: 299-251 Million Years Ago
Gallery: Brazil, South America
Calamites
Arborescent Horsetail
Calamitean Stem Arthropitys

Bieland, Maranhao Province, Brazil
Pedra de Fogo Formation
Permian
14 cm x 13 cm

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