[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 Demoulia Gray, 1838
           Demoulia obtusata (Link, 1807)