Geology (17/229)

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Fossil ferns. Two overlapping species. Pecopteris unita (left), and Pecopteris oreopteroides (Schlotheim) (right). Pennsylvanian. Locality unknown. Pecopteris was an extensive form genus of ferns that flourished in the early Carboniferous period.
Fossil ferns. Two overlapping species. Pecopteris unita (left), and Pecopteris oreopteroides (Schlotheim) (right). Pennsylvanian. Locality unknown. Pecopteris was an extensive form genus of ferns that flourished in the early Carboniferous period.
Filename: GLMFL604.jpg
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