Convolutispora crispata
- Citations total:
- 2
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| original | Westphalian B | Early Stephanian | China(Ningsia Hui) | Wang,H. Middle and Upper Carboniferous sporo-pollen assemblages from Henshanbu, Ningxia. | 1984 |
| original | Tournaisian | USSR(Russian Platform) | Dryagina,L.L. Description of organic remains; spores and pollen. (In: The Upper Paleozoic of the Angara Basins;Fauna and Flora. I.T. Zhuravleva and V.I.Ilina, editor) | 1988 |