''Hirasea'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of small,

pulmonate Pulmonata or pulmonates is an informal group (previously an order, and before that, a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group inclu ...

land snail A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. ''Land snail'' is the common name for terrestrial molluscs, terrestrial gastropod mollusks that have gastropod shell, shel ...

s in the family

Charopidae Charopidae is a Taxonomy (biology), taxonomic family (biology), family of small air-breathing land snails (and semi-slugs such as ''Otoconcha dimidiata''), terrestrial molluscs, terrestrial pulmonate gastropod mollusks in the superfamily Punctoi ...

. This genus sees its highest diversity in the

Hawaiian Islands The Hawaiian Islands () are an archipelago of eight major volcanic islands, several atolls, and numerous smaller islets in the Pacific Ocean, North Pacific Ocean, extending some from the Hawaii (island), island of Hawaii in the south to nort ...

, but species are distributed throughout

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

and

Polynesia Polynesia ( , ) is a subregion of Oceania, made up of more than 1,000 islands scattered over the central and southern Pacific Ocean. The indigenous people who inhabit the islands of Polynesia are called Polynesians. They have many things in ...

Species

The following species are recognised in the genus ''Hirasea'': * '' Hirasea acuta'' * '' Hirasea acutissima''Chiba S., Davison A. & Mori H. (2007) "Endemic Land Snail Fauna (Mollusca) on a Remote Peninsula in the Ogasawara Archipelago, Northwestern Pacific". ''

Pacific Science ''Pacific Science'' is a quarterly multidisciplinary peer-reviewed scientific journal covering the biological and physical sciences of the Pacific basin, focusing especially on biogeography, ecology, evolution, geology and volcanology, oceanograph ...

'' 61(2): 257–265. . * '' Hirasea biconcava'' * '' Hirasea chichijimana'' * '' Hirasea diplomphalus'' * '' Hirasea eutheca'' * ''

Hirasea goniobasis ''Hirasea goniobasis'' is a species of small air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Endodontidae. This is an endangered species. Distribution This species (and indeed the whole genus) is endemic to Ja ...

'' * '' Hirasea hypolia'' * '' Hirasea insignis'' * '' Hirasea major'' * '' Hirasea nesiotica'' * '' Hirasea planulata'' * '' Hirasea profundispira'' * '' Hirasea sinuosa''

References

Endodontidae Taxonomy articles created by Polbot {{Endodontidae-stub