Subulina octona (Bruguière 1789) (Subulinidae)
is a land snail widely distributed in Brazil with
medical and veterinary importance due to its
participation as intermediate host in the life cycle
of helminths such as Platynossomun illiciens
(Braum, 1901) (Digenea, Dicrocoeliidae) and
Aelurostrongylus abstrusus (Railliet, 1898)
(Nematoda, Angiostrongylidae) parasites of