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Thu 3 September 2025

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

Bivalvia | Sphaerioida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Pisidium

species Pisidium dilatatum Westerlund, 1897: specimens
     9 available nominal species synonyms (11 total synonyms)

Recent Taxonomic Opinions

Lacustrina dilatata — Kantor et al. (2010), Vinarski & Kantor (2016), Vinarski et al. (2020)
Pisidium baicalense — Kantor et al. (2010)
Pisidium subtilestriatum — Bogan (2010), IUCN (2011)
Lacustrina etorohuensis — Kantor et al. (2010)
Lacustrina chukchensis — Kantor et al. (2010), Vinarski & Kantor (2016)
Pisidium (s.s.) baicalense — Vinarski & Kantor (2016)
Pisidium (s.s.) eterohuense [sic] — Vinarski & Kantor (2016)
Lacustrina etorohuense — Vinarski & Kantor (2016)
Pisidium (s.s.) dilatatum — Bespalaya et al. (2017)
Pisidium dilatatum — Bespalaya et al. (2021), Bespalaya et al. (2021), Saito et al. (2022), Bespalaya et al. (2023)

Range

Northern Europe to Kamchatka.

Map of Georeferenced Specimens

There are no specimens for this species in the MUSSELpdb.

Georeferenced Genbank Vouchers

Russia

RMBH_MSph_514_1. (16S: ON814956, go to Genbank) Russia: Chukotka Autonomous Area, Anadyrsky District, Krasnoe lake.

RMBH_MSph_514_2. (16S: ON814957, go to Genbank) ditto.

RMBH_MSph_521_1. (16S: ON814958, go to Genbank) Russia: Chukotka Autonomous Area, Iultinsky District, Amguema river.

RMBH_MSph_521_2. (16S: ON814959, go to Genbank) ditto.

RMBH_MSph_487_1. (16S: ON814954, 28S: ON783934, go to Genbank) Russia: Chukotka Autonomous Area, Iultinsky District, Amguema village, Tishina lake.

RMBH_MSph_487_2. (16S: ON814955, go to Genbank) ditto.

RMBH_MSph_475. (16S: ON814951, go to Genbank) Russia: Kamchatka, Ust-Kamchatsky District, biostation "Raduga", Azabachye lake.

RMBH_IEPN_636. (16S: KY126442, 5.8S: KY126463, ITS1: KY126463, go to Genbank) Russia: Nenets Autonomous Area, Amderma, Tointo lake.

RMBH_MSph_158. (16S: ON814876, go to Genbank) Russia: Nenets Autonomous Area, Bolshezemelskaya tundra, Vashutkiny Lakes, Bolshoy Starik lake.

RMBH_MSph_241. (16S: ON814887, go to Genbank) Russia: Nenets Autonomous Area, Bolshezemelskaya tundra, Vashutkiny Lakes, Diyaty lake.

RMBH_MSph_255. (16S: ON814890, 28S: ON783897, go to Genbank) Russia: Nenets Autonomous Area, Bolshezemelskaya tundra, Vashutkiny Lakes, Seito lake.

RMBH_MSph_5. (16S: ON814861, go to Genbank) Russia: Yamalo-Nenets Autonomous Area, Yamal Peninsula, Seyaha village, Seyaha River.