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    Phthanoperidinium
                    | Phthanoperidinium | |
| Drugg, W.S. and Loeblich jr, A.R. (1967) | |
| Islam, M.A. (1982) | |
| Active | |
| Subfamily Palaeoperidinioideae | |
| amoenum | |
| 60 | |
| 26 | |
| 
                                                            No synonyms
                                                     | |
| 
                                                            No synonyms
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