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Data last updated
Mon 1 Dec 2025
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nominal species Ptychorhynchoideus kolasii Modell, 1931
Ptychorhynchoideus kolasii Modell, 1931 = unionoid fossil
Modell, 1931. Palaeontogr. 75: 71, pl. 13, fig.s 7-9; pl . 14, figs. 15d-f. Modell, 1943. Arch. Moll. 75: 113, pl. 1, figs. 4a-c [as ‘Vanderschaliea kolasii’].
= nomen dubium Taxonomic Opinions+ — Millard, 2001 = Vanderschaliea kolasii (Modell, 1931) — Modell, 1943 = Ptychorhynchoideus kolasii n. sp. — Modell, 1931
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