Bivalvia | Sphaeriida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Pisidium dilatatum
Lindholm, 1909. Zool. Issl. Oz. Baik. 4: 84.
(intro'd as intra-sp. of Pisidium baicalense Dybowski, 1902; homonym of Pisidium complanatum Sterki, 1903)
+ Lacustrina dilatata (Westerlund, 1897) — Vinarski & Kantor, 2016
= Pisidium baicalense complanatum Lindholm, 1909 — Mori, 1938