original description
(of Anodon trapezeus Spix, 1827) Wagner, J. A. (1827). <i>Testacea fluviatilia quae in itinere per Brasiliam annis MDCCCXVII-MDCCCXX [1817-1820] jussu et auspiciis Maximiliani Josephi I. Bavariae Regis augustissimi suscepto, collegit et pingenda curavit Dr. J. B. de Spix (...), digessit, descripsit et observationibus illustravit Dr. J. A. Wagner</i>. Munich: C. Wolf. pp. i-iv, 1-36, plates 1-29. , available online at https://biodiversitylibrary.org/page/39465053
page(s): pl. 20 fig. 1 [details]
original description
(of Anodonta rubicunda I. Lea, 1860) Lea I. (1860). Descriptions of fifteen new species of Uruguayan Unionidæ. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 12: 90-92 [after 13 March 1860; before 15 June 1860]., available online at https://biodiversitylibrary.org/page/26297237
page(s): 92 [details]
original description
(of Anodonta cailliaudii I. Lea, 1860) Lea I. (1860). Descriptions of three new species of exotic Unionidæ. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 12: 307-308 [7 August 1860]., available online at https://biodiversitylibrary.org/page/26297454
page(s): 308 [details]
original description
(of Unio (Anodontes) spixii d'Orbigny, 1835) Orbigny, A. d'. (1835). Synopsis terrestrium et fluviatilium molluscorum, in suo per Americam meridionalem itinere collectorum. <em>Magasin de Zoologie.</em> 5(62): 1-44., available online at https://www.biodiversitylibrary.org/page/2633132
page(s): 39; note: nom. nov. pro Anodon rotundum Spix [details]
From editor or global species database
Type locality Brazil, Amazon River ("Solimões") [details]
From editor or global species database