 Alathyria jacksoni (Iredale, 1934) |  Alathyria pertexta Iredale, 1934 |  Callonaia duprei (Recluz, 1842) |
 Castalia ambigua juruana (Ihering, 1910) |  Castalia ambigua Lamarck, 1819 |  Castalia ambigua lateriquadrata Sowerby, 1869 |
 Castalia ambigua quadrilatera Orbigny, 1835 |  Castalia colombiana (Olsson & Wurtz, 1951) |  Castalia inflata Orbigny, 1835 |
 Castalia martensi (Ihering, 1893) |  Castalia multisulcata Hupe, 1857 |  Castalia psammoica (Orbigny, 1835) |
 Castalia undosa Martens, 1885 |  Castaliella quadrata (Sowerby, 1869) |  Castaliella sulcata (Krauss, 1849) |
 Cucumerunio novaehollandiae (Gray, 1834) |  Diplodon aff. brownii (Lea, 1856) |  Diplodon burrowghianus (Lea, 1859) |
 Diplodon cf. delodontus (Lamarck, 1819) |  Diplodon charruanus (Orbigny, 1835) |  Diplodon chilensis Hass, 1931 |
 Diplodon chilensis patagonicus (Orbigny, 1835) |  Diplodon delodontus (Lamarck, 1819) |  Diplodon delodontus firmus (Lea, 1856) |
 Diplodon delodontus paraguayensis (Lea, 1866) |  Diplodon delodontus pilsbryi Marshall, 1928 |  Diplodon delodontus wymanii (Lea, 1860) |
 Diplodon ellipticus (Wagner, 1827) |  Diplodon expansus (Kuster, 1853) |  Diplodon expansus eurhynchus (Kuster, 1861) |
 Diplodon expansus mimus Simpson, 1914 |  Diplodon expansus semigranosus Simpson, 1914 |  Diplodon fontaineanus (Orbigny, 1835) |
 Diplodon granosus (Bruguiere, 1792) |  Diplodon granosus granuliferus (Sowerby, 1848) |  Diplodon multistriatus (Lea, 1834) |
 Diplodon multistriatus coriaceus (Dunker, 1848) |  Diplodon parallelipipedon (Lea, 1834) |  Diplodon paranensis (Lea, 1834) |
 Diplodon paranensis funebralis (Lea, 1834) |  Diplodon patagonicus Orbigny, 1835 |  Diplodon rhombeus enno Ortmann, 1921 |
 Diplodon rhuacoicus (Orbigny, 1835) |  Diplodon rhuacoicus dunkerianus (Lea, 1860) |  Diplodon rhuacoicus subcylindricus Marshall, 1922 |
 Diplodon subcylindricus Marshall, 1922 |  Diplodon voltzi Vernhout, 1914 |  Diplodon wagnerianus Simpson, 1900 |
 Diplodon wymanii (I. Lea, 1860) |  Diplodon wymanii apprimus (Lea, 1866) |  Diplodon wymanii uruguayensis (Lea, 1860) |
 Hyridella australis (Lamarck, 1819) |  Hyridella carteri (Iredale, 1934) |  Hyridella cf. narracanensis (Cotton & Gabriel, 1932) |
 Hyridella drapeta (Iredale, 1934) |  Hyridella menziesi (Gray, 1843) |  Hyridella menziesi acuta Suter, 1907 |
 Hyridella menziesi depauperata Hutton, 1882 |  Hyridella menziesi hochetetteri (Dunker, 1862) |  Hyridella narracanensis (Cotton & Gabriel, 1932) |
 Prisodon complanata (Hupé, 1857) |  Prisodon corrugatus (Lamarck, 1819) |  Prisodon corrugatus amazonicus (Frierson, 1914) |
 Prisodon obliquus (Schumacher, 1817) |  Rhipidodonta aethiopiformis (Ihering, 1910) |  Rhipidodonta aff. grata (Lea, 1866) |
 Rhipidodonta burroughiana (Lea, 1834) |  Rhipidodonta burroughiana wheatleyanus (Lea, 1856) |  Rhipidodonta charruana (Orbigny, 1835) |
 Rhipidodonta charruana aethiopiformis (Ihering in litt.) |  Rhipidodonta charruana aethiopiformis (von Ihering in litt.) |  Rhipidodonta charruana faba (Orbigny, 1835) |
 Rhipidodonta charruana perplexa (Simpson, 1914) |  Rhipidodonta deceptus (Simpson, 1914) |  Rhipidodonta funebralis peraeformis (Lea, 1860) |
 Rhipidodonta grata (Lea, 1866) |  Rhipidodonta hylaea (Orbigny, 1835) |  Rhipidodonta hylaea asuncionis (Marshall, 1922) |
 Rhipidodonta hylaea guaranianus (Orbigny, 1835) |  Rhipidodonta patelloides (Lea, 1860) |  Rhipidodonta rhombea (Wagner, 1827) |
 Rhipidodonta rhombea enno (Ortmann, 1921) |  Rhipidodonta suavidica (Lea, 1856) |  Rhipidodonta variabilis locellus (Lea, 1859) |
 Velesunio ambiguus (Philippi, 1847) |  Velesunio wilsoni (Lea, 1859) |  Westralunio carteri Iredale, 1934 |
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