Phylum Mollusca Linnaeus, 1758 - molluscs Count: [*†*] 8c;49o;641f;6099g; †2f;162g [24 Jan 2022] Class Gastropoda Cuvier, 1795 - snails and slugs Count: [*] 21o;416f;4650g; †136g [13 Dec 2021] Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs see Class Gastropoda Cuvier, 1795 Count: [*†*] 6o;172f;2489g; †135g [14 Oct 2021] Superorder Archaeogastropoda Thiele, 1925 Count: [*†*] 3o;37f;400g; †25g [28 Jun 2021] Order Vetigastropoda Salvini-Plawen, 1980 - archaeogastropods s.l. Count: [*†*] 20f;341g; †25g [28 Jun 2021] Superfamily Seguenzioidea Verrill, 1884 [monotypic] Count: [*] 1f;15g [22 Jun 2021] Family Seguenziidae Verrill, 1884 Count: [*] 15g [22 Jun 2021] Genus Carenzia Quinn, 1983 Count: -