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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!


Publication Haas (1930): taxonomic opinions
     publication summary

Complete Citation

Haas, F. 1930. Versuch einer kritischen Sichtung der südamerikanischen Najaden, hauptsächlich an Hand der Sammlung des Senckenberg-Museums I. Senckenbergiana 12: 175-195.

Taxonomic Opinions

Diplodon asunicionis [sic] Marshall, 1926 = Diplodon guaranianus

Diplodon besckeanus (Dunker, 1848) = Diplodon garbei
+ Diplodon garbei Ihering, 1910
+ Diplodon panco Ihering, 1910
+ Diplodon ellipticus santanus Ihering, 1910

Diplodon besckeanus (Dunker, 1848) = Diplodon ellipticus

Diplodon burroughianus (Lea, 1834)

Diplodon charruanus (d’Orbigny, 1835) = Diplodon delodontus
+ Unio faba d’Orbigny, 1835
+ Unio piceus Lea, 1860
+ Unio aethiops Lea, 1860
+ Diplodon trivialoides Marshall, 1922
+ Diplodon fortis Marshall, 1917
+ Diplodon (s.s.) perplexus Simpson, 1914
+ Diplodon hidalgoi Haas, 1916
+ Diplodon (s.s.) trivialis Simpson, 1914
+ Unio koseritzi Clessin, 1888
+ Unio parcus Lea, 1866
+ Unio firmus Lea, 1866
+ Unio aethiopiformis Simpson, 1900
+ Diplodon hildae Ortmann, 1921
+ Diplodon berthae Ortmann, 1921

Diplodon charruanus (d’Orbigny, 1835)

Diplodon charruanus (d’Orbigny, 1835) = Diplodon piceus

Diplodon charruanus (d’Orbigny, 1835) = Diplodon aethiops

Diplodon charruanus (d’Orbigny, 1835) = Diplodon koseritzi

Diplodon charruanus (d’Orbigny, 1835) = Diplodon hildae

Diplodon charruanus (d’Orbigny, 1835) = Diplodon berthae

Diplodon chilensis chilensis (Gray, 1828) = Diplodon chilensis
+ Unio smithii Griffith & Pidgeon, 1833
+ Unio auratus Philippi, 1847
+ Unio araucanus Philippi, 1847
+ Unio casaeblancae Philippi, 1849
+ Unio fragilis Reeve, 1865
+ Unio longus Philippi, 1869
+ Unio colchaguensis Philippi, 1869
+ Unio foncki Philippi, 1869
+ Unio ianthinus Philippi, 1869
+ Unio valdivianus Philippi, 1869
+ Unio montanus Philippi, 1869
+ Unio atratus Sowerby, 1839
+ Unio limensis Küster, 1856
+ Unio jacobaeus Philippi, 1869
+ Unio landbecki Philippi, 1869
11 more...

Diplodon chilensis patagonica (d’Orbigny, 1835) = Diplodon chilensis
+ Unio frenzelii Ihering, 1893
+ Unio frenzelii var. andina Ihering, 1893
+ Diplodon huapensis Bartsch, 1906

Diplodon delodontus delodontus (Lamarck, 1819) = Diplodon delodontus
+ Unio lacteolus Lea, 1834
+ Unio fokkesi Dunker, 1852
+ Unio paraguayensis Lea, 1866
+ Unio rudus Lea, 1859
+ Diplodon podagrosus Marshall, 1923
+ Unio ampullaceus Lea, 1866
+ Unio brownii Lea, 1856
+ Unio divaricatus Lea, 1834

Diplodon delodontus delodontus (Lamarck, 1819) = Diplodon uruguayensis

Diplodon delodontus enno Ortmann, 1921 = Diplodon rhombeus

Diplodon delodontus expansus (Küster, 1856) = Diplodon multistriatus
+ Unio effulgens Lea, 1856
+ Unio eurhynchus Küster, 1861
+ Unio caipira Ihering, 1893
+ Unio greeffeanus Ihering, 1893
+ Unio aethiops var. piracicabana Ihering, 1893
+ Unio paulista Ihering, 1893
+ Unio santi-pauli Haas, 1930
+ Unio bischoffi Simpson, 1914
+ Unio guahybae Simpson, 1900
+ Diplodon (s.s.) mogymirim Ortmann, 1921
+ Diplodon (s.s.) leai Simpson, 1900

Diplodon delodontus expansus (Küster, 1856) = Diplodon aethiops

Diplodon delodontus expansus (Küster, 1856) = Diplodon caipira

Diplodon delodontus expansus (Küster, 1856) = Diplodon greeffeanus

Diplodon delodontus expansus (Küster, 1856) = Diplodon paulistus

Diplodon delodontus wymanii (Lea, 1860) = Diplodon wymanii
+ Unio uruguayensis Lea, 1860
+ Unio piger Lea, 1860
+ Unio locellus Lea, 1866
+ Unio apprimus Lea, 1866

Diplodon delodontus wymanii (Lea, 1860) = Diplodon uruguayensis

Diplodon delodontus wymanii (Lea, 1860) = Diplodon variabilis

Diplodon guaranianus fluctiger (Lea, 1859)

Diplodon guaranianus guaranianus (d’Orbigny, 1835) = Diplodon guaranianus

Diplodon guaranianus hasemani Ortmann, 1921 = Diplodon guaranianus

Diplodon guaranianus pazi (Hidalgo, 1868) = Diplodon guaranianus

Diplodon hylaeus (d’Orbigny, 1835)

Diplodon iheringi Simpson, 1900

Diplodon obsolescens Baker, F., 1914

Diplodon parallelipipedon [sic] acutirostris (Lea, 1866) = Diplodon parallelopipedon
+ Unio trifidus Lea, 1860

Diplodon parallelipipedon parallelipipedon [sic] (Lea, 1834) = Diplodon parallelopipedon

Diplodon rhuacoicus (d’Orbigny, 1835) = Diplodon delodontus
+ Unio rhyacoicus Martens, 1868
+ Diplodon (s.s.) suppositus Simpson, 1914
+ Unio lepidus Lea, 1860
+ Margaron (Unio) lepidior Lea, 1870
+ Diplodon pilsbryi Marshall, 1928
+ Diplodon subcylindricus Marshall, 1922
+ Unio martensi Ihering, 1893
+ Diplodon (s.s.) santamariae Simpson, 1914
+ Diplodon (s.s.) imitator Ortmann, 1921
+ Diplodon simillimus Ortmann, 1921
+ Diplodon vicarius Ortmann, 1921
+ Diplodon decipiens Ortmann, 1921
+ Unio dunkerianus Lea, 1856
+ Unio binneyi Lea, 1845
+ Unio sebastiani Haas, 1930
1 more...

Diplodon rhuacoicus (d’Orbigny, 1835)

Diplodon rhuacoicus (d’Orbigny, 1835) = Diplodon martensi

Diplodon rhuacoicus (d’Orbigny, 1835) = Diplodon imitator

Diplodon rhuacoicus (d’Orbigny, 1835) = Diplodon vicarius

Diplodon rhuacoicus (d’Orbigny, 1835) = Diplodon charruanus

Diplodon rhuacoicus (d’Orbigny, 1835) = Diplodon ellipticus

Diplodon solidulus (Philippi, 1869)

Diplodon suavidicus (Lea, 1856) = Diplodon obsolescens
+ Unio demararaensis Lea, 1859
+ Diplodon hartwrighti Ihering, 1910
+ Diplodon kelseyi F. Baker, 1913
+ Diplodon guayanensis Haas, 1929

Diplodon suavidicus (Lea, 1856)

Diplodon wheatleyanus (Lea, 1856) = Diplodon burroughianus
+ Unio peculiaris Lea, 1866
+ Unio rhuaconicus Küster, 1856

Diplodon wheatleyanus (Lea, 1856) = Diplodon wymanii

Diplodon wheatleyanus (Lea, 1856) = Diplodon ellipticus

 
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