Aylacostoma araguaryanum (Ihering, 1902) (additional source)
Aylacostoma aspersum (Reeve, 1860) (basis of record)
Aylacostoma bicinctum (Reeve, 1860) (additional source)
Aylacostoma binneyi (Tryon, 1866) (basis of record)
Aylacostoma brasiliense (S. Moricand, 1838) (additional source)
Aylacostoma brunneum Vogler & Peso, 2014 (additional source)
Aylacostoma chloroticum Hylton Scott, 1954 (additional source)
Aylacostoma ci Simone, 2001 (additional source)
Aylacostoma circumsulcatum (von dem Busch, 1858) (basis of record)
Aylacostoma crenocarina (Moricand, 1841) (additional source)
Aylacostoma edwardsii (I. Lea, 1852) (additional source)
Aylacostoma elongatum (F. Baker, 1914) (additional source)
Aylacostoma francanum (Ihering, 1909) (additional source)
Aylacostoma fuscopunctatum (von dem Busch, 1859) (basis of record)
Aylacostoma gealei (Brot, 1872) (basis of record)
Aylacostoma goyazinum (Ihering, 1909) (additional source)
Aylacostoma guaraniticum (Hylton Scott, 1954) (additional source)
Aylacostoma kochii (Bernardi, 1856) (additional source)
Aylacostoma muzense (Brot, 1878) (basis of record)
Aylacostoma nigrum (K. Miller, 1879) (basis of record)
Aylacostoma obrutum (I. Lea & H. C. Lea, 1851) (basis of record)
Aylacostoma osculati (A. Villa & G. B. Villa, 1854) (additional source)
Aylacostoma planogyrus (Brot, 1878) (basis of record)
Aylacostoma pulchrum (von dem Busch, 1848) (additional source)
Aylacostoma punctatum (Reeve, 1860) (basis of record)
Aylacostoma ruginosum (Morelet, 1849) (basis of record)
Aylacostoma schneideri (Brot, 1878) (basis of record)
Aylacostoma stigmaticum Hylton Scott, 1954 (additional source)
Aylacostoma strigillatum (Dunker, 1843) (additional source)
Aylacostoma tenellum (Reeve, 1860) (original description)
Aylacostoma tenuilabris (Reeve, 1860) (additional source)
Aylacostoma venezuelense (Reeve, 1859) (additional source)
Aylacostoma wesseli (Brot, 1864) (basis of record)
Aylacostoma zebra (Reeve, 1860) (additional source)
Doryssa aquatilis (Reeve, 1859) (additional source)
Doryssa atra (Bruguière, 1792) (additional source)
Doryssa batesii (Reeve, 1860) (basis of record)
Doryssa branca (Reeve, 1860) (additional source)
Doryssa brevior (Troschel, 1848) (basis of record)
Doryssa bullata (I. Lea, 1867) (additional source)
Doryssa cachoeirae F. Baker, 1914 (basis of record)
Doryssa capillaris (Brot, 1872) (basis of record)
Doryssa charpentieri (Reeve, 1859) (basis of record)
Doryssa chloris (Troschel, 1848) (basis of record)
Doryssa cingulata (J. Moricand, 1860) (basis of record)
Doryssa consolidata (Bruguière, 1789) (additional source)
Doryssa decollata (Lamarck, 1822) (basis of record)
Doryssa geijskesi Pain, 1956 (additional source)
Doryssa globosa F. Baker, 1914 (basis of record)
Doryssa gracilis Vernhout, 1914 (basis of record)
Doryssa heathi F. Baker, 1914 (basis of record)
Doryssa iheringi F. Baker, 1914 (basis of record)
Doryssa inconspicua Brot, 1877 (basis of record)
Doryssa ipupiara Simone, 2001 (additional source)
Doryssa jaryensis Pilsbry, 1914 (basis of record)
Doryssa kappleri Vernhout, 1914 (basis of record)
Doryssa lumbricus (Reeve, 1860) (basis of record)
Doryssa macapa (J. Moricand, 1856) (basis of record)
Doryssa maranhaoensis (Haltenorth & Jaeckel, 1940) (basis of record)
Doryssa millepunctata (Tryon, 1865) (basis of record)
Doryssa nicotiana (Reeve, 1860) (basis of record)
Doryssa pernambucensis (Reeve, 1861) (basis of record)
Doryssa petechialis (Brot, 1860) (basis of record)
Doryssa plicata (Reeve, 1859) (basis of record)
Doryssa rex Pilsbry, 1913 (basis of record)
Doryssa rex regina Pilsbry, 1914 (basis of record)
Doryssa rixosa Ihering, 1902 (basis of record)
Doryssa scarabus (Reeve, 1860) (basis of record)
Doryssa schuppi Ihering, 1902 (additional source)
Doryssa starksi F. Baker, 1914 (basis of record)
Doryssa transversa (I. Lea & H. C. Lea, 1851) (additional source)
Doryssa ventricosa (J. Moricand, 1856) (additional source)
Pachychilus atratus Pilsbry & Hinkley, 1910 (basis of record)
Pachychilus chrysalis (Brot, 1872) (additional source)
Pachychilus cinereus (Morelet, 1849) (basis of record)
Pachychilus corvinus (Morelet, 1849) (basis of record)
Pachychilus cumingii I. Lea & H. C. Lea, 1851 (basis of record)
Pachychilus dalli Pilsbry, 1896 (additional source)
Pachychilus fuentesi Aguayo, 1936 (basis of record)
Pachychilus hellerii (Brot, 1872) (additional source)
Pachychilus indiorum (Morelet, 1849) (additional source)
Pachychilus lacustris (Morelet, 1849) (additional source)
Pachychilus largillierti (R. A. Philippi, 1843) (additional source)
Pachychilus larvatus (Brot, 1877) (basis of record)
Pachychilus monachus Pilsbry & Hinkley, 1910 (status source)
Pachychilus olssoni Pilsbry, 1950 (basis of record)
Pachychilus panucula (Morelet, 1851) (additional source)
Pachychilus planensis (I. Lea, 1858) (basis of record)
Pachychilus polygonatus (I. Lea & H. C. Lea, 1851) (basis of record)
Pachychilus potomarchus Pilsbry, 1893 (additional source)
Pachychilus pyramidalis (Morelet, 1849) (basis of record)
Pachychilus rasconensis Thiele, 1928 (basis of record)
Pachychilus rubidus (I. Lea, 1857) (basis of record)
Pachychilus rusticulus (von dem Busch, 1858) (basis of record)
Pachychilus sargi (Crosse & P. Fischer, 1875) (additional source)
Pachychilus saussurei (Brot, 1860) (additional source)
Pachychilus tristis Pilsbry & Hinkley, 1910 (basis of record)
Pachychilus vallesensis Hinkley, 1907 (basis of record)
Pachychilus violaceus Preston, 1911 (basis of record)