Haas, F. 1930. Über nord-und mittelamerikanische Najaden. Senckenbergiana 12(6): 317-330.
Amblema (Megalonaias) gigantea (Barnes) = Megalonaias nervosa
+ Unio heros Say, 1829
Amblema (Psorula) guatemalensis Simps. = Psoronaias guatemalensis
Amblema (Psorula) percompressa Marts. = Psoronaias crocodilorum
Amblema (Psorula) profunda Simps. = Psoronaias crocodilorum
Amblema (Psorula) quadrata Simpson = Psoronaias crocodilorum
Amblema (Psorula) rudis (Simpson) = Psoronaias crocodilorum
Amblema (Psorula) salinarum (Haas, 1929) = Psoronaias crocodilorum
Amblema (Psorula) usumasintae Cr. & F. = Psoronaias crocodilorum
Amblema (s.s.) plicata (Say) = Amblema plicata
Anodonta (Lastena) imbecillis Say = Utterbackia imbecillis
Anodonta (s.s.) grandis Say = Pyganodon grandis
Anodontites (s.s.) trapesialis nicaraguae (Philippi) = Anodontites trapesialis
+ Anodon ciconia Gould, 1851
+ Anodonta bridgesii Lea, 1868
+ Anodonta jewettii Lea, 1868
+ Anodonta glauca var. B sinaloensis Crosse & Fischer, 1884
Anodontites (s.s.) trigonus montezuma (Lea) = Anodontites montezuma
+ Anodonta atrovirens Philippi, 1849
+ Anodonta cornea Philippi, 1849
+ Anodonta inaequivalva Lea, 1868
+ Anodonta lenticularis Lea, 1868
+ Anodonta granadensis Lea, 1868
Conchodromus dromus [sic] (Lea) = Dromus dromas
Cyprogenia stegaria (Raf.)
+ Unio irroratus Lea, 1828
Diplodon (Cyclomya) fontainianus (Orb.) = Diplodon rotundus
+ Unio quadrans Lea, 1860
Diplodon (Cyclomya) fontainianus (Orb.) = Diplodon fontainianus
Diplodon (s.s.) rhuacoicus (Orb.) = Diplodon rhuacoicus
+ Unio binneyi Lea, 1845
Dysnomia (Pilea) sulcata (Lea) = Epioblasma obliquata
Dysnomia (s.s.) flexuosa (Raf.) = Epioblasma flexuosa
+ Unio foliatus Hildreth, 1828
Dysnomia (Torulosa) torulosa (Raf.) = Epioblasma torulosa
+ Unio abnormis Haas, 1930
Elliptio (Barynaias) plexoideus Frierson
Elliptio (Barynaias) plexus Conr. = Sphenonaias plexus
Elliptio (Eurynia) dilatatus (Raf.) = Eurynia dilatata
+ Unio gibbosus Barnes, 1823
+ Unio gibbosus Barnes, 1823
Elliptio (s.s.) niger (Raf.) = Elliptio crassidens
+ Unio cuneatus Barnes, 1823
Hyridella lessoni (Küster) = Hyridella australis
+ Unio famelicus Gould, 1850
Hyridella lessoni (Küster) = Diplodon granosus
Lampsilis (Ligumia) fasciata (Raf.) = Ortmanniana ligamentina
+ Unio elypticus Haas, 1930
Lampsilis (Ligumia) recta (Lam.) = Ligumia recta
Lampsilis (Ligumia) subrostrata (Say) = Sagittunio subrostratus
Lampsilis (Ligumia) teres (Raf.) = Lampsilis teres
+ Unio oblitus Haas, 1930
Lampsilis (s.s.) cardium (Raf.) = Lampsilis cardium
+ Unio ventricosus Barnes, 1823
Lampsilis (s.s.) ovata (Say) = Lampsilis ovata
Lasmigona (Pterosygna) [sic] complanata (Barnes) = Pterosyna complanata
Lasmigona (s.s.) costata (Raf.) = Lasmigona costata
+ Alasmodonta abducta Lea, 1836
Obovaria (s.s.) retusa (Lam.) = Obovaria retusa
Obovaria (s.s.) subrotunda (Raf.) = Obovaria subrotunda
Pilsbryoconcha carinata [sic] (Conrad) = Pilsbryoconcha carinifera
Pleurobema (Plethobasus) cicatricosum (Say) = Plethobasus cicatricosus
Pleurobema (s.s.) mytiloides Raf. = Pleurobema clava
Proptera alata (Say) = Potamilus alatus
Psoronaias distinctus Cr. & F. = Psoronaias distincta
Psoronaias herrerae Marshall = Psoronaias semigranosa
Psoronaias kuxensis Frierson = Psoronaias guatemalensis
Psoronaias martensi Frierson = Psoronaias crocodilorum
Psoronaias morini Mor. = Psoronaias crocodilorum
Psoronaias ostreatus Mor. = Psoronaias crocodilorum
Psoronaias psoricus Mor. = Psoronaias crocodilorum
Psoronaias semigranosus v. d. Busch = Psoronaias semigranosa
+ Unio corium Reeve, 1864
Psoronaias semigranosus v. d. Busch = Psoronaias crocodilorum
Psoronaias testudineus Mor. = Psoronaias crocodilorum
Quadrula (Cyclonaias) tuberculata (Raf.) = Quadrula verrucosa
+ Unio verrucosus ‘Rafinesque’ of Authors
Quadrula (Cyclonaias) tuberculata (Raf.) = Cyclonaias tuberculata
Quadrula (Obliquata) cordata (Raf.) = Pleurobema cordatum
Quadrula (Obliquata) obliquata (Raf.) = Epioblasma obliquata
+ Unio cardiacea Guérin-Méneville, 1823
Quadrula (Obliquata) obliquata (Raf.) = Pleurobema sintoxia
Quadrula (Orthonymus) cylindrica (Say) = Theliderma cylindrica
Quadrula (Orthonymus) metanevra (Raf.) = Theliderma metanevra
+ Unio nodosus Barnes, 1823
Quadrula (s.s.) gigantea [sic] (Raf.) = Quadrula quadrula
+ Unio rugosus Barnes, 1823