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Data last updated
Mon 1 Dec 2025
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Bivalvia
| ... | Unionidae
| Unioninae
| Anodontini
| Cristariina
| Simpsonella gracilis
nominal species Anodonta subcrassa Lea, 1851
Lea, 1851. Proc. Zool. Soc. London 18: 198. Lea, 1851. Ann. and Mag. 8: 495.
Lea, 1860. Jour. Acad. Nat. Sci. 4 [O. 7]: 236 [54], pl. 33, fig. 115. Type(s): HOLOTYPE USNM_86693, Laguna de Bay, Luzon, Phil. Is.
= Simpsonella gracilis Taxonomic Opinions+ Simpsonella gracilis (Lea, 1850) — Haas, 1969 = Simpsonella subcrassa (Lea, 1850) — Simpson, 1914 = Simpsonella subcrassa (Lea, 1850) — Haas, 1914 = Dalliella subcrassa (Lea) — Preston, 1912 = Dalliella subcrassa (Lea, 1850) — Simpson, 1900 = Margaron (Anodonta) subcrassa (Lea) — Lea, 1870 = Anodon subcrassa (Lea, 1850) — Sowerby, 1867 = Anodonta subcrassa Lea — Adams & Adams, 1857 = Anodonta subcrassa Lea — Hanley, 1856 = Margaron (Anodonta) subcrassa (Lea) — Lea, 1852
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