Type species: Prophyllodictya intermedia Gorjunova, 1987
This genus includes the species:
| Prophyllodictya flabellaris | (Bassler, 1911) | L. Ordovician | Estonia |
| Prophyllodictya gracilis | (Eichwald, 1840) | Ordovician | Estonia |
| Prophyllodictya intermedia | Gorjunova, 1987 | Ordovician | Estonia |
| Prophyllodictya lauta | Lavrentjeva, 1987 | Ordovician | Estonia |
| Prophyllodictya prisca | Xia, Zhang & Wang, 2007 | Early Ordovician Tremadocian | China Yangtze Gorges |
| Prophyllodictya putilovensis | Lavrentjeva, 1993 | Ordovician | Estonia |
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