Parodiz, J.J. 1968. Annotated catalogue of the genus Diplodon (Unionacea - Hyriidae). Sterkiana 30: 1-22. Available electronically.
Diplodon bassleri (Marsh., 1928)
Diplodon beskeanus [sic] (Dunker, 1848) = Diplodon garbei
+ Diplodon garbei Ihering, 1910
+ Diplodon panco Ihering, 1910
+ Diplodon kelseyi F. Baker, 1913
Diplodon beskeanus [sic] (Dunker, 1848) = Diplodon suavidicus
Diplodon beskeanus [sic] (Dunker, 1848) = Diplodon ellipticus
Diplodon bondenbenderi D. J., 1927
Diplodon borealis Pils., 1921 = Antediplodon borealis
Diplodon burroughianus burroughianus (Lea, 1834) = Diplodon burroughianus
+ Diplodon (s.s.) iheringi Simpson, 1914
+ Unio locellus Lea, 1866
+ Diplodon (Cyclomya) smithi Marshall, 1926
Diplodon burroughianus burroughianus (Lea, 1834) = Diplodon delodontus
Diplodon burroughianus burroughianus (Lea, 1834) = Diplodon iheringi
Diplodon burroughianus burroughianus (Lea, 1834) = Diplodon variabilis
Diplodon burroughianus wheatleyanus (Lea, 1834) = Diplodon burroughianus
+ Unio pfeifferi Dunker, 1849
+ Unio rhuaconicus Küster, 1856
Diplodon burroughianus wheatleyanus (Lea, 1834) = Diplodon pfeifferi
Diplodon burroughianus wheatleyanus (Lea, 1834) = Diplodon ellipticus
Diplodon charruanus (d’Orbigny, 1835)
+ Unio faba d’Orbigny, 1835
+ Unio parcus Lea, 1866
+ Diplodon (s.s.) perplexus Simpson, 1914
+ Diplodon trivialoides Marshall, 1922
+ Margaron (Unio) lepidior Lea, 1870
+ Unio lepidus Lea, 1860
Diplodon chilensis chilensis (Gray, 1828) = Diplodon chilensis
+ Unio aplatus Reeve, 1865
+ Unio araucanus Philippi, 1847
+ Unio atratus Sowerby, 1839
+ Unio auratus Küster, 1861
+ Diplodon (s.s.) aureus Simpson, 1900
+ Unio casaeblancae Philippi, 1849
+ Unio casablancae ‘Philippi’ of Authors
+ Unio chiloensis Küster, 1861
+ Unio colchaguensis Philippi, 1869
+ Diplodon (Dipldon) cuprinus Simpson, 1900
+ Unio depressa d’Orbigny, 1835
+ Unio diplodon Philippi, 1869
+ Unio foncki Philippi, 1869
+ Unio funcki Paetel, 1890
+ Unio fragilis Reeve, 1865
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Diplodon chilensis patagonicus (d’Orbigny, 1835) = Diplodon chilensis
+ Unio frenzelii var. andina Ihering, 1893
+ Unio frenzelii Ihering, 1893
+ Diplodon huapensis Bartsch, 1906
Diplodon delodontus delodontus (Lamarck, 1819) = Diplodon delodontus
+ Unio delodon Martens, 1868
+ Unio divaricatus Lea, 1834
+ Unio lacteolus Lea, 1834
+ Unio paraguayensis Lea, 1866
+ Unio rudus Lea, 1859
+ Unio firmus Lea, 1866
+ Unio paraguayanus Martens, 1895
Diplodon delodontus delodontus (Lamarck, 1819) = Diplodon paranensis
Diplodon delodontus wymani (Lea, 1860) = Diplodon wymanii
+ Diplodon felipponei Marshall, 1917
Diplodon delodontus X uruguayensis = Diplodon wymanii
Diplodon ellipticus (Wagner, 1827) = Diplodon multistriatus
+ Diplodon ellypticum Spix in Wagner, 1827
+ Diplodon jacksoni Marshall, 1928
+ Diplodon (s.s.) wagnerianum Simpson, 1900
+ Unio multistriatus Lea, 1831
Diplodon ellipticus (Wagner, 1827)
Diplodon expansus (Küster, 1856) = Diplodon multistriatus
+ Unio effulgens Lea, 1856
+ Unio eurhynchus ‘Bronn in lit.’ Küster, 1861
+ Diplodon (s.s.) mogymirim Ortmann, 1921
+ Unio aethiops var. piracicabana Ihering, 1893
+ Unio guahybae Simpson, 1900
+ Diplodon (s.s.) mimus Simpson, 1914
Diplodon expansus (Küster, 1856) = Diplodon aethiops
Diplodon flucki Morrison, 1943 = Diplodon suavidicus
Diplodon funebralis (Lea, 1860)
+ Unio disculus Lea, 1860
Diplodon funebralis X paranensis = Diplodon funebralis
Diplodon granosus (Bruguiere, 1792) = Diplodon multistriatus
+ Unio coriaceus Dunker, 1849
+ Unio granuliferus Dunker, 1849
+ Unio psammactinus Philippi, 1848
Diplodon granosus (Bruguiere, 1792)
Diplodon guaranianus (d’Orbigny, 1835)
+ Diplodon (s.s.) hasemani Ortmann, 1921
+ Diplodon asuncionis Marshall, 1926
Diplodon guaranianus biblianus (Marsh., 1932) = Diplodon hylaeus
Diplodon guayanensis Haas, 1929 = Diplodon obsolescens
Diplodon hylaeus (d’Orbigny, 1835)
Diplodon losadae Haas, 1966
Diplodon martensi (von Ihering, 1893) = Diplodon rhuacoicus
+ Unio binneyi Lea, 1845
+ Unio firmus var. boettgeri Ihering, 1893
+ Diplodon decipiens Ortmann, 1921
+ Diplodon (s.s.) imitator Ortmann, 1921
+ Diplodon (s.s.) santamariae Simpson, 1914
+ Unio sebastiani Haas, 1930
+ Diplodon simillimus Ortmann, 1921
+ Diplodon (s.s.) suppositus Simpson, 1914
+ Diplodon vicarius Ortmann, 1921
+ Unio multistriatus Haas, 1931
Diplodon martensi (von Ihering, 1893)
Diplodon martensi (von Ihering, 1893) = Diplodon imitator
Diplodon martensi (von Ihering, 1893) = Diplodon vicarius
Diplodon obsolescens Baker, F., 1914
Diplodon parallelipipedon [sic] aethiops (Lea, 1860) = Diplodon charruanus
+ Unio aethiopiformis Simpson, 1900
+ Unio dunkerianus Lea, 1856
Diplodon parallelipipedon [sic] aethiops (Lea, 1860) = Diplodon aethiops
Diplodon parallelipipedon [sic] aethiops (Lea, 1860) = Diplodon ellipticus
Diplodon parallelipipedon parallelipipedon [sic] (Lea, 1834) = Diplodon parallelopipedon
+ Unio acutirostris Lea, 1866
Diplodon paranensis (Lea, 1834) = Diplodon rhombeus
+ Unio patelloides Lea, 1860
Diplodon paranensis (Lea, 1834)
Diplodon parodizi Bonetto, 1962
Diplodon paulista (von Ihering, 1893) = Diplodon greeffeanus
+ Unio greeffeanus Ihering, 1893
+ Diplodon (s.s.) leai Simpson, 1900
+ Margarita (Unio) modestus Lea, 1836
+ Diplodon (s.s.) semigranosus Simpson, 1914
Diplodon paulista (von Ihering, 1893) = Diplodon paulistus
Diplodon pazi (Hidalgo, 1868) = Diplodon guaranianus
Diplodon peraeformis (Lea, 1860)
+ Unio prunoides Lea, 1868
Diplodon piceus (Lea, 1860) = Diplodon charruanus
+ Diplodon berthae Ortmann, 1921
+ Diplodon fortis Marshall, 1917
+ Diplodon hidalgoi Haas, 1916
+ Diplodon hildae Ortmann, 1921
+ Unio koseritzi Clessin, 1888
Diplodon piceus (Lea, 1860)
Diplodon piceus (Lea, 1860) = Diplodon koseritzi
Diplodon piceus (Lea, 1860) = Diplodon hildae
Diplodon piceus (Lea, 1860) = Diplodon berthae
Diplodon rhombeus (Wagner in Spix, 1827) = Diplodon delodontus
+ Unio brownii Lea, 1856
+ Unio demeraraensis Lea, 1859
+ Diplodon hartwrighti Ihering, 1910
+ Diplodon (Diplodon) besckeanus nordestinus Haas, 1938
+ Diplodon ellipticus santanus Ihering, 1910
+ Unio suavidicus Lea, 1856
Diplodon rhombeus (Wagner in Spix, 1827) = Diplodon suavidicus
Diplodon rhombeus (Wagner in Spix, 1827) = Diplodon ellipticus
Diplodon rhombeus (Wagner in Spix, 1827)
Diplodon rhuacoicus (d’Orbigny, 1835) = Diplodon delodontus
+ Diplodon pilsbryi Marshall, 1928
+ Diplodon yaguaronis Marshall, 1930
+ Diplodon subcylindricus Marshall, 1922
Diplodon rhuacoicus (d’Orbigny, 1835)
Diplodon rotundus enno (Ortmann, 1921) = Diplodon rhombeus
Diplodon rotundus fontaineanus [sic] (d’Orbigny, 1835) = Diplodon fontainianus
Diplodon rotundus gratus (Lea, 1860) = Diplodon gratus
+ Diplodon (Cyclomya s.s.) fontainianus var. deceptus Simpson, 1914
+ Unio rufofuscus Lea, 1865
+ Unio gratus Ihering, 1893
Diplodon rotundus rotundus (Wagner, 1827) = Diplodon rotundus
+ Unio quadrans Lea, 1860
+ Unio schenederi Ihering, 1893
Diplodon solidulus (Philippi, 1869)
Diplodon solisianus (d’Orbigny, 1835)
Diplodon trifidus (Lea, 1860) = Diplodon parallelopipedon
Diplodon uruguayensis (Lea, 1860)
+ Unio ampullaceus Lea, 1866
+ Unio apprimus Lea, 1866
+ Unio piger Lea, 1860
+ Diplodon podagrosus Marshall, 1923
Diplodon variabilis (Maton, 1811) = Diplodon funebralis
+ Unio bulloides Lea, 1859
+ Unio matoniana d’Orbigny, 1835
+ Unio membranacea Hanley, 1843
+ Diplodon arcuatus Marshall, 1922
+ Diplodon subquadratus Marshall, 1922
+ Diplodon (Bulloideus ?) perfragilis Marshall, 1923
+ Unio subtrapezius Philippi, 1847
Diplodon variabilis (Maton, 1811)
Diplodon variabilis (Maton, 1811) = Diplodon solisianus
Prisodon obliquus Schumacher
+ Unio macropterus Dunker, 1846