Diplodon parallelipipedon d’Orbigny, 1846
‘Lea’ of Authors.
d’Orbigny, 1846, Voyage dans l’Amérique Méridionale 5: 609.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 884.
Corsi, 1900, Anais Mus. Nac. Montevideo 2: 447.
Simpson, 1914, Descr. Cat. Naiades: 1274-1275.
Haas, 1930, Senckenbergiana 12: 189.
Morretes, 1949, Arqu. Mus. Paranaense 7: 18.
Parodiz, 1968, Sterkiana 30: 8.
Mansur, 1970, Iheringia 39: 83.
Quintana, 1982, Rev. Mus. Argentino Zoológicas 11: 128.
Simone, 2006, Land. Freshw. Moll. Brazil.: 260.
(error for Unio parallelopipedon Lea, 1834)

Diplodon sancta-mariae Quintana, 1982
‘Simpson’ Quintana, 1982, Rev. Mus. Argentino Zoológicas 11: 129.
(error for Diplodon (s.s.) santamariae Simpson, 1914)

Diplodon simillinus Quintana, 1982
‘Ortmann’ Quintana, 1982, Rev. Mus. Argentino Zoológicas 11: 129.
(error for Diplodon simillimus Ortmann, 1921)

Leila castelnandii Quintana, 1982
‘Hupé’ Quintana, 1982, Rev. Mus. Argentino Zoológicas 11: 140.
(error for Leila castelnaudii Hupé, 1857)

Anodontites (Lamproscapha) ensiformis (Spix, 1827) Ortmann

Anodontites (s.s.) patagonicus lato-marginatus (Lea, 1834)
+ Anodonta mortoniana Lea, 1834
+ Anodonta membranacea d’Orbigny, 1846

Anodontites (s.s.) soleniformis (d’Orbigny, 1835) Simpson
+ Anodon solenidea Sowerby, 1867
+ Glabaris soleniformis var. apae Ihering, 1893
+ Glabaris nehringi Ihering, 1893

Anodontites (s.s.) tenebricosus (Lea, 1834) Simpson

Anodontites (s.s.) trapesialis forbesianus (Lea, 1860) Haas
+ Anodon rioplatensis Sowerby, 1870
+ Glabaris trapesialis var. cygneiformis Pilsbry, 1896

Anodontites (s.s.) trapezeus spixii (d’Orbigny, 1835) Bonetto
+ Anodonta rubicunda Lea, 1860
+ Anodonta cailliaudii Lea, 1860
+ Anodonta pazii Lea, 1866
+ Glabaris trapezea var. caipira Ihering, 1893
+ Glabaris trapezea var. sowerbyana Ihering, 1893

Anodontites (s.s.) trigonus georginae (Gray in Griffith, 1834) Haas
+ Unio (Anodontes) limnoica d’Orbigny, 1835
+ Anodonta lingulata Hupé, 1857

Bartlettia stefanensis (Moricand, 1856) Adams

Castalia ambigua inflata (d’Orbigny, 1835) Bonetto

Castalia psammoica (d’Orbigny, 1835) Bonetto

Castalia quadrilatera d’Orbigny, 1835
+ Castalia acuticosta Hupé, 1857
+ Castalia lateriquadrata Sowerby, 1869

Castalia sulcata nehringi (Ihering, 1891) Bonetto
+ Castalia sulcata nerhingi Bonetto, 1965

Diplodon delodontus delodontus (Lamarck, 1819) Simpson
+ Unio lacteolus Lea, 1834
+ Unio divaricatus Lea, 1834
+ Unio rudus Lea, 1859
+ Unio firmus Lea, 1866
+ Unio paraguayensis Lea, 1866
+ Unio delodon Martens, 1868
+ Unio delodontes Doering, 1875
+ Unio paraguayanus Martens, 1895

Diplodon delodontus wymanii (Lea)
+ Diplodon wimani Bertoni, 1925

Diplodon expansus (Küster, 1856) Simpson
+ Unio eurhynchus Küster, 1861
+ Unio aethiops var. piracicabana Ihering, 1893
+ Diplodon (s.s.) mimus Simpson, 1914
+ Diplodon (s.s.) mogymirim Ortmann, 1921

Diplodon guaranianus (d’Orbigny, 1835) Ortmann
+ Unio hylaeus Martens, 1894
+ Diplodon asuncionis Marshall, 1926
+ Schleschiella iheringi schadei Modell, 1950

Diplodon martensi (Ihering, 1893) Simpson
+ Unio firmus var. boettgeri Ihering, 1893
+ Diplodon (s.s.) suppositus Simpson, 1914
+ Diplodon (s.s.) santamariae Simpson, 1914
+ Diplodon (s.s.) imitator Ortmann, 1921
+ Diplodon simillimus Ortmann, 1921
+ Diplodon vicarius Ortmann, 1921
+ Diplodon decipiens Ortmann, 1921

Diplodon parallelipipedon parallelipipedon [sic] (Lea, 1834) Simpson
+ Unio paralelepipedus Martens, 1894

Diplodon paranensis (Lea, 1834) Simpson
+ Unio patelloides Lea, 1860

Diplodon parodizi Bonetto, 1961
+ Unio burroughianus d’Orbigny, 1835

Fossula fossiculifera balzani (von Ihering, 1893) Haas
+ Fossula balzani mattogrossensis Ihering, 1915

Fossula fossiculifera fossiculifera (d’Orbigny, 1835) Ihering
+ Fossula brasiliensis Ihering, 1910

Haasica balzani (von Ihering, 1893) Strand

Leila blainvilliana (Lea, 1834) Ihering
+ Anodon parishii Gray, 1834
+ Anodon hians Sowerby, 1867
+ Columba blainvilleana Ihering, 1890

Leila esula (d’Orbigny, 1846) Hupé
+ Leila pulvinata Hupé, 1857
+ Leila castelnaudii Hupé, 1857
+ Columba spixii Ihering, 1890

Monocondylaea guarayana d’Orbigny, 1835

Monocondylaea lentiformis Lea, 1866

Monocondylaea paraguayana d’Orbigny, 1835
+ Unio (Monocondylaea) corrientesensis d’Orbigny, 1835
+ Monocondyloea pazii Lea, 1866
+ Monocondylaea orbignyana Doello-Jurado, 1917

Mycetopoda legumen (Martens, 1888) Ihering
+ Mycetopoda felipponei Marshall, 1928

Mycetopoda siliquosa (Spix, 1827) d’Orbigny
+ Mycetopus ventricosus d’Orbigny, 1846
+ Mycetopus staudingeri Ihering, 1890
+ Mycetopus clessini Ihering, 1893
+ Mycetopoda krausei Ihering, 1910
+ Mycetopoda orbignyi Ihering, 1910
+ Mycetopoda bahia Ihering, 1910

Mycetopoda soleniformis d’Orbigny, 1835
+ Mycetopoda doellojuradoi Ihering, 1921
+ Mycetopoda holmbergi Doello-Jurado, 1923
+ Mycetopoda iheringi Doello-Jurado, 1923