MUSSELpdb

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Unionidae

Margaritiferidae

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Species & Genus Richness by
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Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Bivalvia | Sphaerioida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Euglesa

species Euglesa obtusalis (Lamarck, 1818): specimens

14 available nominal species synonyms (17 total synonyms)

Recent Taxonomic Opinions

Pisidium obtusale — Taylor et al. (2007), Schultheiß et al. (2008), Bogan (2010), IUCN (2011), Fauna Europaea (2012), ... Múrria et al. (2020), Groh et al. (2020), Clewing et al. (2020), Saito et al. (2022), Clewing et al. (2022)
Cyclocalyx angarensis — Kantor et al. (2010)
Cyclocalyx chaunensis — Kantor et al. (2010)
Cyclocalyx cor — Kantor et al. (2010)
Cyclocalyx dubrueili — Kantor et al. (2010)
Cyclocalyx fragilis — Kantor et al. (2010)
Cyclocalyx lapponicus — Kantor et al. (2010)
Cyclocalyx magnificus — Kantor et al. (2010)
Cyclocalyx obtusalis — Kantor et al. (2010)
Cyclocalyx ovatus — Kantor et al. (2010)
Cyclocalyx scholtzii — Kantor et al. (2010)
Cyclocalyx solidus — Kantor et al. (2010)
Euglesa (Cyclocalyx) obtusale — Vinarski & Kantor (2016)
Euglesa (Cyclocalyx) angarensis — Vinarski & Kantor (2016)
Euglesa (Cyclocalyx) chaunensis — Vinarski & Kantor (2016)
Euglesa (Cyclocalyx) cor — Vinarski & Kantor (2016)
Euglesa (Cyclocalyx) dubrueili — Vinarski & Kantor (2016)
Euglesa (Cyclocalyx) fragilis — Vinarski & Kantor (2016)
Euglesa (Cyclocalyx) lapponica — Vinarski & Kantor (2016)
Euglesa (Cyclocalyx) magnifica — Vinarski & Kantor (2016)
Euglesa (Cyclocalyx) ovata — Vinarski & Kantor (2016)
Euglesa (Cyclocalyx) scholtzii — Vinarski & Kantor (2016)
Euglesa (Cyclocalyx) solida — Vinarski & Kantor (2016)
Pisidium (Cyclocalyx) obtusale — Voode (2017), Bespalaya et al. (2017)
Euglesa obtusalis — Príe et al. (2021), Bespalaya et al. (2022), Prié et al. (2023)
Euglesa obtusale — Bespalaya et al. (2021)
Euglesa (s.s.) obtusalis — Bespalaya et al. (2023)

Range

Widespread, from Europe to Kamchatka.

Map of Georeferenced Specimens

MUSSELp Specimen Records

Switzerland

INHS_59887. marsh, near Geneva, Geneva, Switzerland

INHS_59888. marsh, near Geneva, Geneva, Switzerland

Genbank Vouchers

Georeferenced Genbank Vouchers

Germany

Mp_4346_6026. (16S: EU559136, go to Genbank) Germany, Craula (51.08027, 10.485).

Mp_4346_6028. (16S: EU559138, go to Genbank) ditto.

UGSB_10565 (DE05/1). (16S: EU559137, 28S: KF483335, COI: KF483387, go to Genbank) ditto.

Iceland

RMBH_IEPN_914. (16S: KY126451, go to Genbank) Iceland: Hverfjall.

RMBH_IEPN_918. (16S: ON563701, go to Genbank) ditto.

Russia

RMBH_MSph_346. (16S: ON563540, 28S: ON783918, go to Genbank) Russia: Nenets Autonomous Area, Kolguyev Island.

RMBH_MSph_534. (16S: ON563589, go to Genbank) Russia: Nenets Autonomous Area, Nes village, Danchukovo lake.

RMBH_MSph_452. (16S: ON563556, go to Genbank) Russia: Nenets Autonomous Area, Shoyna.

RMBH_MSph_781. (16S: ON563644, go to Genbank) Russia: Yakutia, Srednekolymsk, lake next to the oil depot.

RMBH_MSph_789. (16S: ON563655, 28S: ON783964, go to Genbank) ditto.

Sweden

GNM-MOLOV000009542. (COI: PP204122, go to Genbank) Sweden (58.567639 N 13.739972 E).

GNM-MOLOV000009543. (COI: PP204123, go to Genbank) ditto.

GNM-MOLOV000009547. (COI: PP204127, go to Genbank) ditto.

GNM-MOLOV000009548. (COI: PP204128, go to Genbank) ditto.

GNM-MOLOV000009549. (COI: PP204129, go to Genbank) ditto.

GNM-MOLOV000009545. (COI: PP204125, go to Genbank) Sweden (66.553556 N 19.765667 E).

GNM-MOLOV000009544. (COI: PP204124, go to Genbank) Sweden (67.08475 N 20.345 E).

GNM-MOLOV000009546. (COI: PP204126, go to Genbank) ditto.