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Data last updated
Thu 18 Dec 2025
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Bivalvia
| ... | Unionoidea
| Unionidae
| Gonideinae
| Gonideini
| Ptychorhynchus schoedei
nominal species Nodularia undulata Haas, 1910
Haas, 1910. Ann. Mag. Nat. Hist. 6: 497. Haas, 1910. Conch. Cab. 9 (pt. 2, h. 42): pl. 10, figs. 2-3.
Haas, 1911. Conch. Cab. 9 (pt. 2, h. 45): 100. (renamed Unio schoedei Haas, 1930; homonym of Unio undulata Say, 1817)
= Ptychorhynchus schoedei Taxonomic Opinions+ Ptychorhynchus schoedei (Haas, 1930) — He & Zhuang, 2013 + Unio schoedei Haas, 1930 — Haas, 1969 = Nodularia (s.s.) undulata Haas, 1910 — Simpson, 1914 = Nodularia (s.s.) undulata Haas, 1910 — Haas, 1911
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