Achatinellidae
Achatinellidae is a family of land snails belonging to the superfamily Pupilloidea. These snails are characterized by their dextral (right-handed) shells, which are typically ovate and smooth. The family is endemic to the Hawaiian Islands, where they inhabit a variety of ecological niches, from wet forests to drier, more exposed habitats.
The subfamily Achatinellinae is the most well-known and includes the iconic Achatinella species, often referred to
Another subfamily, Tornatellininae, also occurs in the Hawaiian Islands, with some species found on other Pacific
The biology of Achatinellidae snails varies, but most are hermaphroditic. They play a role in their ecosystems