| 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 | Hyrioidea | Hyriidae | Hyriinae | Rhipidodontini | Diplodon species Diplodon ellipticus Spix in Wagner, 1827: specimens8 available nominal species synonyms (14 total synonyms)
 Recent Taxonomic OpinionsDiplodon ellipticus — Graf & Cummings (2007), Bogan (2010), Miyahira et al. (2019), Mansur et al. (2020), Graf & Cummings (2021)Diplodon besckeanus — Graf & Cummings (2007), Bogan (2010)
 Diplodon ellipticus [sic] — Bogan (2010)
 Diplodon granosus ellypticum — IUCN (2011)
 Diplodon (s.s.) ellipticus — Pereira et al. (2014)
 Diplodon wagnerianum — Marshall et al. (2014)
 Diplodon (s.s.) besckeanus — Pereira et al. (2014)
 Diplodon (s.s.) dunkerianus — Pereira et al. (2014)
 RangeAtlantic Coastal streams of Brazil, including the upper São Francisco; and the upper Paraná Basin. Map of Georeferenced Specimens
 Argentina
 Brazil|  BMNH_MP_029
 [Brazil]
 |  UF_270573
 Amazon River
 |  ANSP_147004
 Arcas, Minas Geraes, Brazil
 |  |  ANSP_147004
 Arcas, Minas Geraes, Brazil
 |  USNM_368260
 Arcas, Minas Geraes, Brazil
 |  USNM_368260
 Arcas, Minas Geraes, Brazil
 |  |  SMF_4943
 Arcos, Minas Geraes, Bras.
 |  FMNH_115996
 Arcos, Minas Geraes, Brazil
 |  FMNH_86685
 Arcos, Minas Geraes, Brazil
 |  |  DMNH_56309
 Arcos, Minas Gereas, Brazil
 |  USNM_414240
 Arcos, Minas Gereas, Brazil
 |  ANSP_142528
 Arcos, Minas, Brazil
 |  |  MCZ_52367
 Arcos, Minas, Brazil
 |  MNHN_MP_0962
 Arcos, Minas, Brazil
 |  UMMZ_193806
 Arcos, Minas, Brazil
 |  |  UMMZ_193806
 Arcos, Minas, Brazil
 |  UMMZ_193806
 Arcos, Minas, Brazil
 |  UMMZ_49581
 Arcos, Minas, Brazil
 |  |  UMMZ_49581
 Arcos, Minas, Brazil
 |  ZMB_MP_0364
 Brasil
 |  ZMB_17072
 Brasilien
 |  |  ZMB_19887
 Brasilien
 |  ZMB_MP_0372
 Brasilien
 |  ANSP_125820
 Brazil
 |  |  ANSP_125821
 Brazil
 |  ANSP_140862
 Brazil
 |  ANSP_140862
 Brazil
 |  |  ANSP_171273
 Brazil
 |  ANSP_171277
 Brazil
 |  CM_61.2029
 Brazil
 |  |  FMNH_21839
 Brazil
 |  INHS_20385
 Brazil
 |  MCZ_30610
 Brazil
 |  |  MCZ_30611
 Brazil
 |  MCZ_MP.15
 Brazil
 |  MCZ_MP.16
 Brazil
 |  |  MCZ_MP.25
 Brazil
 |  MCZ_MP.28
 Brazil
 |  MCZ_MP.33
 Brazil
 |  |  UMMZ_110948
 Brazil
 |  UMMZ_110948
 Brazil
 |  UMMZ_110948
 Brazil
 |  |  UMMZ_110965
 Brazil
 |  UMMZ_110965
 Brazil
 |  UMMZ_110965
 Brazil
 |  |  UMMZ_111868
 Brazil
 |  UMMZ_111868
 Brazil
 |  UMMZ_111868
 Brazil
 |  |  UMMZ_111868
 Brazil
 |  UMMZ_111868
 Brazil
 |  UMMZ_22909
 Brazil
 |  |  UMMZ_22909
 Brazil
 |  UMMZ_22909
 Brazil
 |  USNM_25500
 Brazil
 |  |  USNM_84118
 Brazil
 |  USNM_84118
 Brazil
 |  ZMB_41024
 Caipira
 |  |  SMF_11266
 Gebiet d Rio Doce, Staat Espitito Sanot, Bras.
 |  UF_270574
 Ilcanba, Brazil
 |  UMMZ_107970
 Jaragua, Brazil
 |  |  UMMZ_107970
 Jaragua, Brazil
 |  UMMZ_111236
 Jaragua, Brazil
 |  UMMZ_111236
 Jaragua, Brazil
 |  |  UMMZ_111236
 Jaragua, Brazil
 |  UMMZ_111236
 Jaragua, Brazil
 |  UMMZ_111236
 Jaragua, Brazil
 |  |  UMMZ_111911
 Jaragua, Brazil
 |  UMMZ_111911
 Jaragua, Brazil
 |  SMF_11393
 Jaragua, Geb. d. Rio Maranhao, St. Minas Geraes, Bras.
 |  |  FMNH_88321
 Lagoa Grande, near Jurimirim, Municipo Casa, Minas Gerias, Brazil
 |  MCZ_17065
 Lagoa Juparaná, Rio Doce
 |  ZMB_108714
 Parahiba porta da Cunha, Minas Geraes
 |  |  ZMB_108714
 Parahiba porta da Cunha, Minas Geraes
 |  USNM_86122
 Parahyba, Minas Geraes, Brazil
 |  ZMB_MP_0232
 Picayne-assu Fazenda d Santa Maria
 |  |  BMNH_MP_021
 Rio Conejo, Brazil
 |  SMF_82955
 Rio de Janeiro
 |  MCZ_MP.49
 Rio de Janeiro, Brazil
 |  |  SMF_3920
 Rio Doce, Staat Espirito Santo, Bras.
 |  SMF_3920
 Rio Doce, Staat Espirito Santo, Bras.
 |  SMF_3923
 Rio Doce, Staat Espirito Santo, Brasilien
 |  |  INHS_16795
 Rio dos Poços, Queimados, Rio de Janeiro, Brazil
 |  FMNH_21842
 Rio Grande do Sul, Brazil
 |  USNM_128792
 Rio Grande, aff do Tiete, Brazil
 |  |  USNM_128792
 Rio Grande, aff do Tiete, Brazil
 |  ZMB_MP_0383
 Rio Macacu, Prov Rio de Janeiro
 |  SMF_3930
 Rio Macacu, St. Rio de Janeiro, Bras.
 |  |  ZMB_MP_0360
 Rio Negro, Brasil
 |  ZMB_MP_0315
 Rio Negro, Brasilien
 |  MCZ_6594
 Rio Neneica [???], Brazil
 |  |  SMF_3922
 Rio Panco, Nebenfl. d Rio Doce, Esp. Santo, Bras.
 |  SMF_11268
 Rio Parahyba, b. Taubate, S. Paulo, Bras.
 |  SMF_4030
 Rio Parahyba, St. Rio de Janeiro, Bras.
 |  |  SMF_4030
 Rio Parahyba, St. Rio de Janeiro, Bras.
 |  UMMZ_111905
 Rio Ribiero de Taquara, Brazil
 |  UMMZ_111905
 Rio Ribiero de Taquara, Brazil
 |  |  SMF_3893
 Rio Santa Maria, Nebenfl. d. Rio Doce, Esp. Santo, Bras.
 |  SMF_3893
 Rio Santa Maria, Nebenfl. d. Rio Doce, Esp. Santo, Bras.
 |  SMF_3894
 Rio Santa Maria, Nebenfl. d. Rio Doce, Esp. Santo, Bras.
 |  |  MCZ_MP.65
 Rio Sao Francisco, Bahia, Brazil
 |  SMF_3921
 Rio Sao Gigante, Nebenfl. d Rio Doce, Esp. Santo
 |  SMF_3921
 Rio Sao Gigante, Nebenfl. d Rio Doce, Esp. Santo
 |  |  CM_61.9257
 Rio Tiete, Mogy das Cruces, Sao Paulo, Brazil
 |  UMMZ_111870
 Rio Tiete, Sao Paulo, Brazil
 |  UMMZ_111870
 Rio Tiete, Sao Paulo, Brazil
 |  |  UMMZ_111870
 Rio Tiete, Sao Paulo, Brazil
 |  USNM_84154
 Rio, Brazil
 |  USNM_84154
 Rio, Brazil
 |  |  USNM_715388
 San Francisco [flumie], Bahia, Brazil
 |  USNM_715388
 San Francisco [flumie], Bahia, Brazil
 |  ZMB_40954
 Serra do Tingua, Prov. Rio de Janeiro
 |  |  USNM_128822
 Serra dos Orgaos, Rio de Jan., Brazil
 |  USNM_128822
 Serra dos Orgaos, Rio de Jan., Brazil
 |  SMF_168321
 Serra dos Orgaos, St. Rio de Janeiro, Bras.
 |  |  USNM_162424
 Sorocaba, Brazil
 |  SMF_11267
 Theophilo Ottoni, Geb. d Kustenflusses, Rio Mucury, St. Minas Geraes, Bras.
 | 
 UFES_050976. Brazil: Espírito Santo: Serra: (Atlantic Ocean): Lagoa de Jacunem:  -20.15198  -40.21029 PUCRS_MCP_8647. Brazil: Rio de Janeiro: Pinheiral: (Atlantic Ocean - Paraíba do Sul): rio Cachimbaú: Bacia do rio Paraíba do Sul PUCRS_MCP_9038. Brazil: Rio Grande do Sul: Santana da Boa Vista: (Atlantic Ocean - Logoa Dos Patos - Camaquã): Arroio Belizário RMNH_110756. Rio Aripuana, Amazonas, Brazil 
 Colombia [no]
 Paraguay
 unknown
 Uruguay |