| link
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From
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To
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Geolocation
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Author - title
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Year
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|---|---|---|---|---|---|
| details | Early Westphalian C | Germany | Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 | 1956 | |
| details | Late Westphalian B | Early Westphalian C | W.Germany(N.Rhine) | Potonie,R. et al. The spore dispersae of the Rhur Carboniferous, their morphography and stratigraphy with reviews of species of other areas.Part 2 | 1956 |
| original | Late Westphalian C | W.Germany(N.Rhine) | Potonie,R. et al. The genera of Paleozoic sporae dispersae and their stratigraphy. | 1954 |