Naesiotus nux (Broderip, 1832) | 
Naesiotus olla Dall, 1893 | 
Naesiotus oxylabris (Doering, 1879) |
Naesiotus pallidior (G. B. Sowerby I, 1833) | 
Naesiotus pallidus (Reibisch, 1893) | 
Naesiotus perspectivus (Pfeiffer, 1846) |
Naesiotus pilsbryi Weyrauch, 1956 | 
Naesiotus pinzonensis Vagvolgyi, 1977 | 
Naesiotus quitensis (L. Pfeiffer, 1848) |
Naesiotus quitensis ambatensis Rehder, 1940 | 
Naesiotus quitensis antisana Rehder, 1942 | 
Naesiotus quitensis jacksoni Rehder, 1940 |
Naesiotus quitensis orinus Rehder, 1940 | 
Naesiotus quitensis vermiculatus Rehder, 1940 | 
Naesiotus reibischi Dall, 1895 |
Naesiotus rimatus (L. Pfeiffer, 1847) | 
Naesiotus rivasii (A. d�Orbigny, 1837) | 
Naesiotus rugiferus (Sowerby, 1833) |
Naesiotus rugulosus (G. B. Sowerby I, 1838) | 
Naesiotus rugulosus (Sowerby, 1897) | 
Naesiotus simrothi (Reibisch, 1892) |
Naesiotus snodgrassi (Dall, 1900) | 
Naesiotus sp. 385997 | 
Naesiotus sp. 386011 |
Naesiotus spirifer (Gabb, 1868) | 
Naesiotus steadmani Chambers, 1986 | 
Naesiotus subcostatus (F. Haas, 1948) |
Naesiotus subcostatus chamayensis Weyrauch, 1967 | 
Naesiotus tanneri (Dall, 1895) | 
Naesiotus tarmensis Weyrauch, 1967 |
Naesiotus tortuganus Dall, 1893 | 
Naesiotus unifasciatus (G. B. Sowerby I, 1833) | 
Naesiotus ustulatus (G. B. Sowerby I, 1833) |
Naesiotus ventrosus (Reibisch, 1892) | 
Naesiotus veseyianus (Dall, 1893) | 
Naesiotus wolfi (Reibisch, 1893) |
Naesiotus xantusi (W. G. Binney, 1861) | 
Naesiotus zeledoni (Dall, 1893) | 
Navicula involuta (E. von Martens, 1867) |
Navicula lateralis (Menke, 1828) | 
Navicula navicula (A. J. Wagner, 1827) | 
Navicula uranops (Pilsbry, 1898) |
Neopetraeus aff. vadum Pilsbry, 1898 | 
Neopetraeus altoperuvianus (Reeve, 1849) | 
Neopetraeus altoperuvianus gracilior Pilsbry, 1898 |
Neopetraeus arboriferus arboriferus Pilsbry, 1898 | 
Neopetraeus arboriferus obesus Weyrauch, 1967 | 
Neopetraeus arboriferus paucistrigatus Weyrauch, 1967 |
Neopetraeus arboriferus rectistrigatus Pilsbry, 1898 | 
Neopetraeus atahualpa (Dohrn, 1863) | 
Neopetraeus binneyanus (L. Pfeiffer, 1857) |
Neopetraeus caerulescens (L. Pfeiffer, 1858) | 
Neopetraeus camachoi Weyrauch, 1967 | 
Neopetraeus catamarcanus catamarcanus (L. Pfeiffer, 1858) |
Neopetraeus catamarcanus orientalis Breure, 1978 | 
Neopetraeus cf. lobbii (Reeve, 1849) | 
Neopetraeus cf. tessellatus (Shuttleworth, 1852) |
Neopetraeus decussatus brownii Pilsbry, 1898 | 
Neopetraeus decussatus decussatus (Reeve, 1849) | 
Neopetraeus decussatus myristicus (Reeve, 1849) |
Neopetraeus lobbii (Reeve, 1849) | 
Neopetraeus lobbii ptychostylus (L. Pfeiffer, 1858) | 
Neopetraeus millegranus (E. von Martens, 1885) |
Neopetraeus patasensis (L. Pfeiffer, 1858) | 
Neopetraeus platystomus (L. Pfeiffer, 1858) | 
Neopetraeus sp. 261891 |
Neopetraeus sp. 367711 | 
Neopetraeus tessellatus (Shuttleworth, 1852) | 
Neopetraeus vadum Pilsbry, 1898 |
Neopetraeus weyrauchi Pilsbry, 1944 | 
Newboldius crichtoni (Broderip, 1836) | 
Newboldius crichtoni inca Pilsbry, 1932 |
Otostomus signatus (Spix, 1827) | 
Otostomus vittatus (Spix, 1827) | 
Oxychona bifasciata (Burrow, 1815) |
Oxychona blanchetiana (S. Moricand, 1833) | 
Oxychona bosciana (F�russac, 1832) | 
Oxychona cf. gyrina (Valenciennes, 1863) |
Oxychona currani Bartsch, 1916 | 
Oxychona gyrina (Valenciennes, 1863) | 
Oxychona lonchostoma (Menke, 1828) |
Oxychona maculata Salvador & Cavallari, 2012 | 
Oxychona michelinae Porto, da Rocha, Johnsson & Neves, 2016 | 
Oxychona pyramidella (Spix, 1827) |
Oxychona pyramidella immaculata (Moricand, 1836) | 
Protoglyptus heterogramma (S. Moricand, 1836) | 
Protoglyptus longiseta (S. Moricand, 1846) |
Pseudoxychona aff. polytricha (Ihering, 1912) | 
Pseudoxychona cf. pileiformis (Moricand, 1836) | 
Pseudoxychona cf. spiritualis (Ihering, 1912) |
