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    Cygnusicysta
                    | Cygnusicysta | |
| Riding, J.B. and Helby, R. (2001e) | |
| Riding, J.B. and Helby, R. (2001e) | |
| Active | |
| Not Available | |
| taltarniana | |
| 166 | |
| 100 | |
| 
                                                            No synonyms
                                                     | |
| 
                                                            No synonyms
                                                     |