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, 1910- Amastra H. Adams & A. Adams, 1855
- Carelia H. Adams & A. Adams, 1855
- Cyclamastra Pilsbry & Vanatta, 1905 : synonym of Amastra Pilsbry & Vanatta, 1905 represented as Amastra H. Adams & A. Adams, 1855
- Kauaia Sykes, 1900: synonym of Amastra Sykes, 1900 represented as Amastra H. Adams & A. Adams, 1855
- Laminella L. Pfeiffer, 1854
- Planamastra Hyatt & Pilsbry, 1911
- Tropidoptera Ancey, 1889
;Genera brought into synonymy:
- Carinella L. Pfeiffer, 1875: synonym of Amastra Sykes, 1900 represented as Amastra H. Adams & A. Adams, 1855
- Helicamastra Pilsbry & Vanatta, 1905: synonym of Tropidoptera Ancey, 1889
- Pterodiscus Pilsbry, 1893: synonym of Tropidoptera Ancey, 1889