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 Publication Ortmann (1918): summarypublication summary
 Complete CitationOrtmann, A.E. 1918. The nayades (freshwater mussels) of the Upper Tennessee drainage. Proceedings of the American Philosophical Society 57(6): 521-626. Available electronically. Attributed Nominal GeneraRotundaria Agassiz, 1852‘Rafinesque’  of Authors.
 Agassiz, 1852. Arch. Naturg. 18(1): 48.
 Simpson, 1900. Proc. U.S. Nat. Mus. 22: 765.
 Ortmann, 1909. Ann. Carnegie Mus. 5: 201.
 Ortmann, 1910. Nautilus 23(11): 140.
 Ortmann, 1912. Ann. Carnegie Mus. 8: 257.
 Simpson, 1914. Descr. Cat. Naiades: 811.
 Utterback, 1915. Amer. Midl. Nat. 4(4): 149.
 Ortmann, 1918. Proc. Amer. Phil. Soc. 57(6): 543.
 Haas, 1929. Senckenbergiana 11: 333.
 Haas, 1930. Senckenbergiana 12(6): 319.
 (reference to Rotundaria Rafinesque, 1820)
 Type species: Obliquaria (Rotundaria) tuberculata Rafinesque, 1820 = Cyclonaias tuberculata
Attributed Nominal Species| Fusconaia cor var. analoga Ortmann, 1918
  ‘Lea’ Reeve, 1864. Conch. Icon. 16: pl. 15, sp. 65 [as ‘Unio edgarianus’]. Ortmann, 1918. Proc. Amer. Phil. Soc. 57(6): 533.
 Ortmann, 1924. Amer. Midl. Nat. 9(1): 43.
 Type(s): LECTOTYPE CM_61.6326, Clinch River, Speer’s Ferry, Scott Co., Virginia.
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 | Unio (Hyridella) muehlfeldtianus Adams & Adams, 1857‘Lea’ Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 494 [as ‘mühlfeldtianus’].
 Ortmann, 1918. Proc. Amer. Phil. Soc. 57(6): 577.
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 Taxonomic OpinionsThere are 219 taxonomic opinions from this 
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