| Page last updatedWed 1 October 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! 
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 Bivalvia | Unionoida | Unionoidea | Unionidae | Gonideinae | Gonideini | Obovalis species Obovalis omiensis (Heimburg, 1884): specimens2 available nominal species synonyms
 Recent Taxonomic OpinionsPseudodon omiensis — Graf (2007), Bogan (2010), Zieritz et al. (2018)Pseudodon (Obovalis) omiensis — Graf & Cummings (2007)
 Obovalis omiensis — Kondo (2008), Sano et al. (2017), Kano et al. (2019), Lopes-Lima et al. (2020), Mabuchi & Nishida (2020), ... Bolotov et al. (2023), Liu et al. (2024), Wu et al. (2024), Dai et al. (2024), Dai et al. (2025)
 Pseudodon obovalis omiensis — Kongim et al. (2015)
 RangeJapan. Map of Georeferenced Specimens
 |  ANSP_KAT_1143
 
 |  ANSP_KAT_2194
 
 |  ANSP_KAT_3937
 
 |  |  ANSP_KAT_8662
 
 |  ANSP_KAT_9119
 
 |  NCSM_27184
 Asia, Philipine Sea, Honshu Island Minor Coastal, Japan, Honshû, Okayama Prefecture Co. Small drain of 'Gion-yôsui', in front of JA Takashima, Takashim, Okayama City, Okayama Prefecture, western Honshû, 34.68917° N, 133.9644° E
 |  |  SMF_168225
 Japan
 |  UF_270782
 Japan
 |  UF_93260
 Japan, Hokkaido Id. Ochiai
 |  |  UF_184674
 Japan, Honshu Id., Mie Prefecture Ise, Shimo-miito
 |  UF_93213
 Japan, Honshu Id., Mie Prefecture Ise, Shimo-miito
 |  SMF_13783
 Prov. Owari, Japan
 | 
 
 Japan|  FMNH_50342
 Japan
 |  MNHN_MP_3196
 Japan
 |  UMMZ_110258
 Japan
 |  |  UF_270768
 Japan, Lake Biwa
 |  MNHN_MP_2815
 Japon
 |  USNM_346073
 Kawachi, Japan
 |  |  ANSP_H19065
 Lake Biwa, Shiga Pref., Japan
 |  BMNH_1912-8-16-121-122
 Mikawa, Japan
 |  FMNH_21804
 Mikawa, Japan
 |  |  FMNH_68307
 Mikawa, Japan
 |  MCZ_44653
 Mikawa, Japan
 |  SMF_13781
 Mikawa, Japan
 |  |  USNM_346072
 Mikawa, Japan
 |  ANSP_162042
 Ochiae, Hokkaido, Japan
 |  UMMZ_110260
 Ogzaki, Mikawa, Japan
 |  |  USNM_159212
 Osaka
 |  MCZ_226700
 Osaka, Japan
 |  MCZ_94445
 Shimomito, Ise, Japan
 |  |  ANSP_244866
 Shiozu, Lake Biwa, Honshu, Japan
 |  ANSP_119882
 Takateuki, Japan
 |  ANSP_119882
 Takateuki, Japan
 |  |  USNM_346071
 Yamashiro, Japan
 | 
 Georeferenced Genbank Vouchers
 JapanMHS_MPo-okA. (28S: MT020830, COI: MT020684, go to Genbank) Asahi River, Okayama, Japan (34.768, 133.9444). Mp_4138_Oo14-01m. (16S: LC223994, COI: LC518995, go to Genbank) Gifu, Japan. IDEA_Shell051. (28S: LC648527, go to Genbank) Japan:Shiga, Nagahama city. Mp_4138_Oo16-01SUTO. (16S: LC223995, 28S: LC519064, COI: LC518996, go to Genbank) Kyoto, Japan. Mp_4138_Oo-u1. (16S: LC519045, 28S: LC519065, COI: LC518997, go to Genbank) Shiga, Japan. |