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    Operculodinium megagranum
                    | megagranum | |
| Head, M.J. and Westphal, H., (1999) | |
| Head, M.J. and Westphal, H., (1999) | |
| questionably active | |
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                                                            No synonyms
                                                     
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                                                            No synonyms
                                                     
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