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    Tapeinosphaeridium
                    | Tapeinosphaeridium | |
| Ioannides, N.S., Stavrinos, G.N and Downie, C. (1977) | |
| Stover, L.E. and Evitt, W.R. (1978) | |
| Junior synonym | |
| Subfamily Gonyaulacaceae/Uncertain | |
| pericompsum | |
| 
                                                            No synonyms
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