[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Phylum Mollusca Linnaeus, 1758 - molluscs
     Class Gastropoda Cuvier, 1795 - snails and slugs
       Family Nassariidae Iredale, 1916 (1835) - mud snails
         Genus Nassarius Duméril, 1806
           Nassarius antiquatus (Watson, 1897)
           Nassarius arcularius (C. Linnaeus, 1758)
           Nassarius circumcinctus (A. Adams, 1852)
           Nassarius coralligenus (Pallary, 1900)
           Nassarius corniculum (Olivi, 1792)
           Nassarius cuvierii (Payraudeau, 1826)
           Nassarius denticulatus (A. Adams, 1852)
           Nassarius elatus (Gould, 1845)
           Nassarius frigens (von Martens, 1878)
           Nassarius gibbosulus (C. Linnaeus, 1758)
           Nassarius goreensis (von Maltzan, 1884)
           Nassarius granum (Lamarck, 1822)
           Nassarius heynemanni (von Maltzan, 1884)
           Nassarius incrassatus (Ström, 1768) - thickened nassa
           Nassarius johni (Monterosato, 1889)
           Nassarius lima (Dillwyn, 1817)
           Nassarius louisi (Pallary, 1912)
           Nassarius macrodon (Bronn, 1831)
           Nassarius mutabilis (C. Linnaeus, 1758)
           Nassarius nitidus (Jeffreys, 1867)
           Nassarius ovoideus (Locard, 1886)
           Nassarius pfeifferi (Philippi, 1844)
           Nassarius pygmaeus (Lamarck, 1822) - pygmy nassa
           Nassarius reticulatus (C. Linnaeus, 1758) - reticulated nassa
           Nassarius robustus (Monterosato, 1890)
           Nassarius tinei (Maravigna, in Guérin, 1840)
           Nassarius tingitanus (Pallary, 1901)
           Nassarius turulosus (Risso, 1826)
           Nassarius unifasciatus (Kiener, 1834)
           Nassarius vaucheri (Pallary, 1906)