Genus
Flexicalymene Shirley, 1936
List of species
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Arthropoda | 
| Subphylum | Trilobita | 
| Order | Phacopida | 
| Suborder | Calymenina | 
| Family | Calymenidae | 
| Subfamily | Calymeninae | 
| Genus | Alcymene | 
| Calymene | |
| Diacalymene | |
| Flexicalymene | |
| Species | (Flexicalymene) pragensis | 
| (Onnicalymene) | |
| Genus | Gravicalymene | 
| Liocalymene | |
| Papillicalymene | |
| Spathacalymene | |
| Sthenarocalymene |