Amastridae
Amastridae is a taxonomic family of small, air-breathing, land snails, terrestrial pulmonate gastropod mollusks in the superfamily Pupilloidea.
Distribution
This family is endemic to the Hawaiian Islands.Genera
;Subfamily Amastrinae Pilsbry, 1910Amastra H. Adams & A. Adams, 1855Carelia H. Adams & A. Adams, 1855Cyclamastra Pilsbry & Vanatta, 1905 : synonym of Amastra Pilsbry & Vanatta, 1905 represented as Amastra H. Adams & A. Adams, 1855Kauaia Sykes, 1900: synonym of Amastra Sykes, 1900 represented as Amastra H. Adams & A. Adams, 1855 Laminella L. Pfeiffer, 1854Planamastra Hyatt & Pilsbry, 1911Tropidoptera Ancey, 1889;Subfamily Leptachatininae Cockerell, 1913Armsia Hyatt & Pilsbry, 1911Leptachatina A. A. Gould, 1847Pauahia C. M. Cooke, 1910
;Genera brought into synonymy:Carinella L. Pfeiffer, 1875: synonym of Amastra Sykes, 1900 represented as Amastra H. Adams & A. Adams, 1855Helicamastra Pilsbry & Vanatta, 1905: synonym of Tropidoptera Ancey, 1889Pterodiscus Pilsbry, 1893: synonym of Tropidoptera Ancey, 1889