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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 | Unionoida | Unionoidea | Margaritiferidae | Margaritiferinae | Margaritifera

species Margaritifera middendorffi (Rosén, 1926): specimens
     3 available nominal species synonyms (5 total synonyms)

Recent Taxonomic Opinions

Margaritifera middendorffi — Graf (2007), Graf & Cummings (2007), Bogan (2010), IUCN (2011), Bolotov et al. (2015), ... Graf & Cummings (2021), Wu et al. (2021), Jeratthitikul et al. (2022), Douda et al. (2024), Chen et al. (2025)
Margaritifera togakushiensis — Graf (2007), Graf & Cummings (2007), Kondo (2008), Bogan (2010), Bolotov et al. (2015), Takeuchi et al. (2015), Sano et al. (2017), Zieritz et al. (2018), Sano et al. (2020)
Kurilinaia middendorffi — Kantor et al. (2010)
Kurilinaia kamchatica — Kantor et al. (2010)
Dahurinaia middendorffi — Vinarski & Kantor (2016)
Margaritifera (s.s.) middendorffi — Bolotov et al. (2016)
Dahurinaia kamchatica — Vinarski & Kantor (2016)
Margaritifera middendorffii — Vikhrev et al. (2018)
Margaritifera middendorffi middendorffi — Bogatov (2022)
Margaritifera middendorffi kamchatica — Bogatov (2022)
Margaritifera kurilensis — Bogatov (2022)

Range

Southwestern and extreme southern Kamchatka, eastern Russia, south to Japan.

Map of Georeferenced Specimens

Japan

NSMT-MO_73707. Sakasa River at Togakushi (136°6’ E, 36°45’ N, 1200 m altitude), Nagano Prefecture, Honshu, Japan

Russia

TYPE_LOCALITY_MP_011. Golygina River, Kamchatka Peninsula

Georeferenced Genbank Vouchers

Japan

IDEA_shell227. (28S: LC807079, go to Genbank) Japan: Aomori, Rokkasho village.

MHS_OMEB630. (28S: MT020824, COI: MT020708, go to Genbank) Moutsu River, Hokkaido, Japan (44.9143, 142.5843).

Russia

RMBH_biv_d0079_15. (COI: KJ161542, go to Genbank) Confluence of Adamka and Armudanka rivers (Tym’ drainage), Sakhalin Island, Russia (50°49’42” N, 142°33’18” E).

RMBH_biv_d0079_4. (18S: KJ943537, COI: KJ161540, go to Genbank) ditto.

RMBH_biv_d0079_7. (COI: KJ161541, go to Genbank) ditto.

RMBH_biv_d0044_14. (18S: KJ943536, COI: KJ161538, go to Genbank) Golovnina River, Kunashir Island, Kurile Islands, Russia (43°44’57” N, 145°30’25” E).

RMBH_biv_d0044_16. (COI: KJ161539, go to Genbank) ditto.

RMBH_biv_d0099_1. (18S: KJ943539, COI: KJ161546, go to Genbank) Nachilova River, Kamchatka Peninsula, Russia (52°53’06” N, 156°26’54” E).

RMBH_biv_d0099_8. (18S: KJ943541, COI: KJ161548, go to Genbank) ditto.

RMBH_biv_d0099_6. (16S: KJ943528, 18S: KT343726, 28S: KT343735, COI: KJ161547, H3: MH293552, go to Genbank) Russia: Far East, Kamchatka, Nachilova River (53.0439°N, 156.7096°E), Bolshaya Basin, Okhotsk Sea drainage.

RMBH_biv_d0036_25. (COI: KJ161536, go to Genbank) Sennaya River, Kunashir Island, Kurile Islands, Russia (43°44’56” N, 145°27’57” E).

RMBH_biv_d0036_26. (COI: KJ161537, go to Genbank) ditto.

RMBH_biv_d0022_18. (COI: KJ161534, go to Genbank) Serebryanka River, Kunashir Island, Kurile Islands, Russia (44°03’18” N, 145°51’15” E).

RMBH_biv_d0022_20. (COI: KJ161535, go to Genbank) ditto.

RMBH_biv_d0082_68. (COI: KJ161543, go to Genbank) Tym’ River, Sakhalin Island, Russia (50°54’45” N, 142°39’48” E).

RMBH_biv_d0082_81. (18S: KJ943538, COI: KJ161544, go to Genbank) ditto.

RMBH_biv_d0082_86. (COI: KJ161545, go to Genbank) ditto.

RMBH_biv_e0001_1. (COI: KJ161549, go to Genbank) Voskresenovka River (Tym’ drainage), Sakhalin Island, Russia (50°54’10” N, 142°39’04” E).

RMBH_biv_e0001_3. (COI: KJ161550, go to Genbank) ditto.

RMBH_biv_e0001_5. (COI: KJ161551, go to Genbank) ditto.