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Data last updated
Thu 18 Dec 2025
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Bivalvia
| ... | Unionidae
| Unioninae
| Anodontini
| Cristariina
| Simpsonella gracilis
nominal species Anodon crepera Sowerby, 1867
Sowerby, 1867. Conch. Icon. 17: pl. 8, sp. 17, fig. 16. (reference to Anodonta crepera Lea, 1851)
= Simpsonella gracilis Taxonomic Opinions+ Dalliella crepera (Lea, 1850) — Simpson, 1900 + — Lea, 1870
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