MUSSELpdb
Taxonomy
Species & Genus Richness of
freshwater mussels
by Taxonomy
Species & Genus Richness of
freshwater bivalves
by Family
Geography
Species Richness & Endemism of
freshwater mussels
by Geography
Data last updated
Fri 13 February 2026
Bivalvia | Unionida | Etherioidea | Mycetopodidae | Anodontitinae | Anodontites trapesialis
nominal species Anodon rioplatensis Sowerby, 1870
Anodon rioplatensis Sowerby, 1870 = Anodontites trapesialis
Sowerby, 1870. Conch. Icon. 17: pl. 26, sp. 101 [as ‘Rio-Platensis’].
Taxonomic Opinions
+ Anodontites trapesialis (Lamarck, 1819) — Simone, 2006: 282.
+ Anodontites trapesialis trapesialis (Lamarck, 1819) — Ramírez et al., 2003: 273.
+ Anodontites trapesialis forbesianus (Lea, 1860) — Ramírez et al., 2003: 273.
+ Anodontites trapesialis (Lamarck, 1819) — Simone, 1994: 171.
+ Anodontites (s.s.) trapesialis forbesianus (Lea, 1860) Haas — Quintana, 1982: 135.
+ Anodontites (s.s.) trapesialis forbesianus (Lea, 1860) — Mansur, 1970: 35.
+ Anodontites (s.s.) trapesialis forbesianus (Lea, 1860) — Haas, 1969: 570.
+ Anodontites (s.s.) trapesialis forbesianus (Lea, 1860) — Figueiras, 1965: 250.
+ Anodontites (s.s.) trapesialis forbesianus (Lea, 1860) — Haas, 1931: 100.
= Anodontites (s.s.) rioplatensis (Sowerby, 1870) — Ortmann, 1921: 629.
= Anodontites (s.s.) trapesialis var. rioplatensis (Sowerby, 1870) — Simpson, 1914: 1431.
= Glabaris (s.s.) trapesialis var. rioplatensis (Sowerby, 1870) — Simpson, 1900: 925.
+ Anodonta trazesialis [sic] Lam. — Ihering, 1890: 147.
= Anodon rio-platensis Sowerby, 1870 — Sowerby, 1870: pl. 26, sp. 101.
