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    Tetrachacysta biconvexa
                    | biconvexa | |
| Jiabo (1978) | |
| He Chengquan, Song Zhichen and Zhu Youhua (2009) | |
| active | |
| 66 | |
| 34 | |
| 
                         
                                                            No synonyms
                                                     
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