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Phthanoperidinium illustrans
| illustrans | |
| Wetzel, O. (1933a) | |
| Lentin, J.K. and Williams, G.L. (1973) | |
| P_illustrans, Wetzel, 1933b, Palaeontographica, Abt. A vol.78.jpg | |
| questionably active | |
|
No synonyms
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