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Polygonium
General
Description
Stratigraphy
Literature
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Species
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Name
Original Description
jurassicum
Bucefalo Palliani, R, Riding, J.B. and Torricelli, S. (1996)
nanum
Deflandre, G. (1945a)
polygonale
Eisenack, A. (1931)
uncinatum
Downie, C. (1958)
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