Achatinella wakefieldiae J. C. Cox, 1868 accepted as Elasmias wakefieldiae (J. C. Cox, 1868) (original description)
Blanfordia pyrrhostoma J. C. Cox, 1868 accepted as Coxiella pyrrhostoma (J. C. Cox, 1868) (original description)
Bulimus bidwilli J. C. Cox, 1868 accepted as Rachispeculum bidwilli (J. C. Cox, 1868) (original description)
Helicina fulgurata Cox, 1868 (original description)
Helicina lizardensis J. C. Cox, 1868 accepted as Pleuropoma gouldiana (E. Forbes, 1852) (original description)
Helix (Camaena) praetermissi J. C. Cox, 1868 accepted as Figuladra appendiculata (Reeve, 1854) (original description)
Helix (Conulus) pampini J. C. Cox, 1868 accepted as Coneuplecta pampini (J. C. Cox, 1868) (original description)
Helix albumenoidea J. C. Cox, 1868 accepted as Echonitor albumenoideus (J. C. Cox, 1868) (original description)
Helix bidwilli Reeve, 1853 accepted as Papuexul bidwilli (Reeve, 1853) (taxonomy source)
Helix bitaeniata J. C. Cox, 1868 accepted as Sinumelon bitaeniatum (J. C. Cox, 1868) (original description)
Helix blackmani J. C. Cox, 1868 accepted as Calvigenia blackmani (J. C. Cox, 1868) (original description)
Helix brazieri J. C. Cox, 1868 accepted as Elsothera brazieri (J. C. Cox, 1868) (original description)
Helix circumcincta J. C. Cox, 1868 accepted as Nitor circumcinctus (J. C. Cox, 1868) (original description)
Helix cochlidium J. C. Cox, 1868 accepted as Egilomen cochlidium (J. C. Cox, 1868) (original description)
Helix conoidea J. C. Cox, 1864 accepted as Hedleyoconcha delta (L. Pfeiffer, 1857) (source of synonymy)
Helix creedi J. C. Cox, 1868 accepted as Arnemelassa creedi (J. C. Cox, 1868) (original description)
Helix cuprea J. C. Cox, 1868 accepted as Luinodiscus cupreus (J. C. Cox, 1868) (original description)
Helix duralensis J. C. Cox, 1868 accepted as Pommerhelix duralensis (J. C. Cox, 1868) (original description)
Helix edwardsi J. C. Cox, 1868 accepted as Xanthomelon jannellei (Le Guillou, 1842) (original description)
Helix exocarpi J. C. Cox, 1868 accepted as Pommerhelix exocarpi (J. C. Cox, 1868) (original description)
Helix expeditionis J. C. Cox, 1868 accepted as Galadistes expeditionis (J. C. Cox, 1868) (original description)
Helix fenestrata J. C. Cox, 1866 accepted as Hedleyoconcha delta (L. Pfeiffer, 1857) (source of synonymy)
Helix funerea J. C. Cox, 1868 accepted as Elsothera funerea (J. C. Cox, 1868) (original description)
Helix harriettae J. C. Cox, 1868 accepted as Austrorhytida harriettae (J. C. Cox, 1868) (original description)
Helix hobarti J. C. Cox, 1868 accepted as Paralaoma hobarti (Cox, 1868) (original description)
Helix hystrix J. C. Cox, 1868 accepted as Mussonena spinei (J. C. Cox, 1868) (original description)
Helix leucocheilus J. C. Cox, 1868 accepted as Ventopelita leucocheilus (J. C. Cox, 1868) (original description)
Helix lirata J. C. Cox, 1864 accepted as Decoriropa lirata (J. C. Cox, 1864) (additional source)
Helix luteofusca J. C. Cox, 1868 accepted as Cupedora luteofusca (J. C. Cox, 1868) (original description)
Helix lyndhurstensis J. C. Cox, 1868 accepted as Zonitoides arboreus (Say, 1817) (original description)
Helix microcosmos J. C. Cox, 1868 accepted as Iotula microcosmos (J. C. Cox, 1868) (original description)
Helix minima J. C. Cox, 1868 accepted as Laomavix collisi (Brazier, 1877) (original description)
Helix namoiensis J. C. Cox, 1868 accepted as Mesomphix cupreus (Rafinesque, 1831) (original description)
Helix pexa J. C. Cox, 1868 accepted as Discocharopa pexa (J. C. Cox, 1868) (original description)
Helix pudibunda J. C. Cox, 1868 accepted as Nitor pudibundus (J. C. Cox, 1868) (original description)
Helix ramsayi J. C. Cox, 1868 accepted as Strangesta ramsayi (J. C. Cox, 1868) (original description)
Helix similis J. C. Cox, 1868 accepted as Paralaoma caputspinulae (Reeve, 1852) accepted as Paralaoma servilis (Shuttleworth, 1852) (original description)
Helix spinei J. C. Cox, 1868 accepted as Mussonena spinei (J. C. Cox, 1868) (original description)
Helix tasmaniae J. C. Cox, 1868 accepted as Tasmanoropa tasmaniae (J. C. Cox, 1868) (original description)
Helix victoriae J. C. Cox, 1868 accepted as Chloritobadistes victoriae (J. C. Cox, 1868) (original description)
Helix vinitincta J. C. Cox, 1868 accepted as Gyrocochlea vinitincta (J. C. Cox, 1868) (original description)
Helix waterhousei J. C. Cox, 1868 accepted as Echonitor waterhousei (J. C. Cox, 1868) (original description)
Helix wesselensis J. C. Cox, 1868 accepted as Cristigibba wesselensis (J. C. Cox, 1868) (original description)
Pupa margaretae J. C. Cox, 1868 accepted as Gastrocopta margaretae (J. C. Cox, 1868) (original description)
Pupa moretonensis J. C. Cox, 1868 accepted as Gastrocopta pediculus (Shuttleworth, 1852) (original description)
Pupina robusta J. C. Cox, 1868 accepted as Signepupina robusta (J. C. Cox, 1868) (original description)
Succinea aperta J. C. Cox, 1868 accepted as Succinea scalarina L. Pfeiffer, 1861 (original description)
Truncatella ferruginea J. C. Cox, 1868 accepted as Truncatella guerinii A. Villa & J. B. Villa, 1841 (original description)
Truncatella yorkensis J. C. Cox, 1868 accepted as Truncatella guerinii A. Villa & J. B. Villa, 1841 (original description)
Vitrina aquila J. C. Cox, 1868 accepted as Macularion aquila (J. C. Cox, 1868) accepted as Stanisicarion aquila (J. C. Cox, 1868) (original description)
Vitrina macgillivrayi J. C. Cox, 1868 accepted as Parmavitrina planilabris (J. C. Cox, 1866) (original description)
Vitrina mastersi J. C. Cox, 1868 accepted as Helicarion mastersi (J. C. Cox, 1868) (original description)
Vitrina megastoma J. C. Cox, 1868 accepted as Parmavitrina megastoma (J. C. Cox, 1868) (original description)

Brisbane for Vitrina aquila J. C. Cox, 1868 
Cape York for Truncatella ferruginea J. C. Cox, 1868 
Cape York for Truncatella yorkensis J. C. Cox, 1868 
New South Wales for Achatinella wakefieldiae J. C. Cox, 1868 
New South Wales for Helix cochlidium J. C. Cox, 1868 
New South Wales for Helix funerea J. C. Cox, 1868 
New South Wales for Helix harriettae J. C. Cox, 1868 
New South Wales for Helix lirata J. C. Cox, 1864 
New South Wales for Helix namoiensis J. C. Cox, 1868  (inaccurate)
New South Wales for Helix pexa J. C. Cox, 1868 
New South Wales for Helix vinitincta J. C. Cox, 1868 
New South Wales for Vitrina mastersi J. C. Cox, 1868 
Northern Territory for Helix wesselensis J. C. Cox, 1868  (origin: native - endemic)
Queensland for Bulimus bidwilli J. C. Cox, 1868 
Queensland for Helix (Camaena) praetermissi J. C. Cox, 1868 
Queensland for Helix (Conulus) pampini J. C. Cox, 1868 
Queensland for Helix blackmani J. C. Cox, 1868 
Queensland for Helix spinei J. C. Cox, 1868 
South Australia (state) for Helix albumenoidea J. C. Cox, 1868 
South Australia (state) for Helix luteofusca J. C. Cox, 1868  (origin: native)
South Australia (state) for Pupa margaretae J. C. Cox, 1868 
Tasmania for Helix minima J. C. Cox, 1868 
Victoria (Australian state) for Helix victoriae J. C. Cox, 1868 
Western Australia for Blanfordia pyrrhostoma J. C. Cox, 1868 
Western Australia for Helix cuprea J. C. Cox, 1868 
Western Australia for Succinea aperta J. C. Cox, 1868 

 Homonymy

 for Helix microcosmos J. C. Cox, 1868

nom. nov. pro Helix microscopica Cox, 1864, not Helix microscopica Krauss, 1848 [details]

 Nomenclature

 for Helix leucocheilus J. C. Cox, 1868

Nom nov. pro Helix mariae Cox, 1865, non Gray, 1843 [details]