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Data last updated
Mon 1 Dec 2025
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Bivalvia
| ... | Unionoidea
| Unionidae
| Ambleminae
| Lampsilini
| Mesonaias explicata
nominal species Unio sapperi Ihering, 1901
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 571, footnote 4 [as ‘Unio explicatus’]. Ihering, 1901. Nautilus 15(5): 50. Type(s): HOLOTYPE (ORIG. DESIG.) SMF_3477, Río Chixoy, Nebemfld. Río Usumacinta, Guatemala.
= Mesonaias explicata Taxonomic Opinions+ Mesonaias explicata (Morelet, 1849) — Cummings et al., 2025 = Cyrtonaias sapperi (Ihering, 1901) — Graf & Cummings, 2021 = Cyrtonaias sapperi von Ihering, 1901 — Bogan, 2010 = Cyrtonaias sapperi (von Ihering, 1901) — Graf & Cummings, 2007 = Lampsilis (Cyrtonaias) sapperi von Ihering, 1901 — Haas, 1969 + Lampsilis (Cyrtonaias) microdon (Marts.) — Haas, 1929 = Lampsilis (Cyrtonaias) sapperi (von Ihering, 1901) — Frierson, 1927 = Lampsilis (Proptera) sapperi (von Ihering, 1901) — Simpson, 1914 = Lampsilis sapperi (von Ihering, 1901) — Ihering, 1901
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