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Page last updated
Thu 17 July 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 | ... | Hyriidae | Hyriinae | Rhipidodontini | Diplodon

species Diplodon rhombeus Spix in Wagner, 1827: specimens
     4 available nominal species synonyms

Recent Taxonomic Opinions

Rhipidodonta rhombeaGraf & Cummings (2007), Bogan (2010)
Diplodon rhombeaITIS (2013)
Diplodon (s.s.) rhombeusPereira et al. (2014)
Diplodon rhombeusMansur et al. (2020), Graf & Cummings (2021)

Range

Amazon and São Francisco rivers, Brazil.

Map of Georeferenced Specimens

species map


Argentina

specimen
USNM_85781

R. de la Plata


Brazil

specimen
USNM_85780

Amazon R., Brazil

specimen
USNM_85780

Amazon R., Brazil

specimen
ANSP_125608

Amazon R., S.A.

specimen
ZMB_MP_0201

Brasil

specimen
MNHN_MP_0353

Brasil, Pao de Acucar, Alagoas sur le fleuve Rio San Francisco, Caye de Sable herbier et vase

specimen
SMF_11243

Brasilien

specimen
SMF_11247

Brasilien

specimen
ZMB_MP_0199

Brasilien

specimen
CM_61.51

Brazil

specimen
CM_61.58

Brazil

specimen
UMMZ_111254

Brazil

specimen
UMMZ_111254

Brazil

specimen
USNM_125702

Brazil

specimen
ZMB_39379

Guahyba

specimen
SMF_11248

Rio das Velhas, b. Lagoa Santa Geb.d. Rio S. Francisco, St. Minas, Bras.

specimen
ZMB_MP_0216

Rio Grande do Sul

specimen
ANSP_167875

Rio Grande, Boqueirao, Bahia, Brazil

specimen
ANSP_167875

Rio Grande, Boqueirao, Bahia, Brazil

specimen
ANSP_167875

Rio Grande, Boqueirao, Bahia, Brazil

specimen
ANSP_167875

Rio Grande, Boqueirao, Bahia, Brazil

specimen
BMNH_MP_032

Rio Grande, Boqueirao, Bahia, Brazil

specimen
CM_61.9264

Rio Grande, Boqueirao, Bahia, Brazil

specimen
FMNH_53049

Rio Grande, Boqueirao, Bahia, Brazil

specimen
SMF_4646

Rio Grande, Boqueirao, Bahia, Brazil

specimen
BMNH_1903-3-12-4-26-7

Rio Guahyba, Pedras Brancas, Brazil

specimen
UMMZ_111859

Rio Guahyba, Pedras Brancas, Brazil

specimen
UMMZ_111859

Rio Guahyba, Pedras Brancas, Brazil

specimen
UMMZ_111859

Rio Guahyba, Pedras Brancas, Brazil

specimen
UMMZ_111859

Rio Guahyba, Pedras Brancas, Brazil

specimen
UMMZ_111859

Rio Guahyba, Pedras Brancas, Brazil

specimen
UMMZ_111858

Rio Guahyba, Rio Grande do Sul, Brazil

specimen
UMMZ_111858

Rio Guahyba, Rio Grande do Sul, Brazil

specimen
UMMZ_111858

Rio Guahyba, Rio Grande do Sul, Brazil

specimen
UMMZ_64002

Rio San Francisco, Jatoba, Pernambuco, Brazil

specimen
UMMZ_64002

Rio San Francisco, Jatoba, Pernambuco, Brazil

specimen
SMF_47102

Rio Sao Francisco, b. Belem, Pernambuco, Bras.

specimen
SMF_36572

Rio Sao Francisco, b. Belem, Staat Pern., Bras.

specimen
SMF_11241

Rio Sao Francisco, b. Piropara, St. Minas, Bras.

specimen
SMF_11242

Rio Sao Francisco, b. Piropara, St. Minas, Brasilien

specimen
SMF_11249

Rio Sao Francisco, bei Barra, Brasilien

specimen
SMF_24362

Rio Sao Francisco, bei Jatoba, Staat Pernambuco, Bras.

specimen
SMF_24362

Rio Sao Francisco, bei Jatoba, Staat Pernambuco, Bras.

specimen
SMF_24363

Rio Sao Francisco, bei Jatoba, Staat Pernambuco, Bras.

specimen
SMF_24363

Rio Sao Francisco, bei Jatoba, Staat Pernambuco, Bras.

specimen
SMF_36720

Rio Sao Francisco, bei Jatoba, Staat Pernambuco, Bras.

specimen
SMF_36725

Rio Sao Francisco, bei Pambu, Staat Bahia, Brasilien

specimen
SMF_36723

Rio Sao Francisco, bei Pambu, Staat, Bahia, Brasilien

specimen
SMF_11245

Rio Sao Francisco, bei Villa Nova, Bras.

specimen
SMF_11244

Rio Sao Francisco, Brasilien

specimen
SMF_3868

Rio Sao Francisco, Brasilien

specimen
SMF_3866

Rio Solimoes, Amazonas Geb. Bras.

specimen
SMF_3866

Rio Solimoes, Amazonas Geb. Bras.

specimen
SMF_3867

Rio Solimoes, Amazonas Geb. Bras.

specimen
SMF_3867

Rio Solimoes, Amazonas Geb. Bras.

specimen
SMF_36718

Rio Tocantins, Amazonas, Geb., b. Cameta, Pará Staat, Bras.

specimen
SMF_24364

Rio Tocantins, Amazonas, Geb., b. Cameta, Staat Pará, Bras.

specimen
UMMZ_111256

Rio Tocantins, Brazil

specimen
UMMZ_111256

Rio Tocantins, Brazil

PUCRS_MCP_8477. Brazil: (São Francisco): rio São Francisco

INPA_1213. Brazil: Distrito Federal: Brasília: (Río de la Plata - Paraná - Paranaíba - Corumbá - São Bartolomeu - Paranoá): Lago Paranoá: Ponte do Bragueto: (15° 51’ 6.08” S, 47° 52’ 44.5” W) -15.83255 -47.84767


unknown

specimen
SMF_11246

[no locality available - South America]

specimen
ZMB_MP_0182

[no locality available - South America]

specimen
ANSP_41884

Rio Paraná

specimen
ANSP_41799

Rio Paraná, So. Am.

specimen
ANSP_125607

South A.