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Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Gastropoda
Subclassis: Heterobranchia
Infraclassis: Euthyneura
Cohors: Tectipleura
Subcohors: Panpulmonata
Superordo: Eupulmonata
Ordo: Stylommatophora
Subordo: Helicina
Infraordo: Pupilloidei
Superfamilia: Pupilloidea

Familia: Amastridae
Subfamiliae (2): AmastrinaeLeptachatininae
Overview of genera (8)

Amastra – Armsia – Carelia – Laminella – Leptachatina – Pauahia – Planamastra – Tropidoptera

Amastridae Pilsbry, 1910

Amastridae in the World Register of Marine Species

Amastridae is a taxonomic family of small, air-breathing, land snails, terrestrial pulmonate gastropod mollusks in the superfamily Pupilloidea. [1]

This family is endemic to the Hawaiian Islands.

Subfamily Amastrinae Pilsbry, 1910

Amastra H. Adams & A. Adams, 1855
Carelia H. Adams & A. Adams, 1855
Laminella L. Pfeiffer, 1854
Planamastra Hyatt & Pilsbry, 1911
Tropidoptera Ancey, 1889

Subfamily Leptachatininae Cockerell, 1913

Armsia Hyatt & Pilsbry, 1911
Leptachatina A. A. Gould, 1847
Pauahia C. M. Cooke, 1910

Genera brought into synonymy

Carinella L. Pfeiffer, 1875: synonym of Amastra (Kauaia) 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


MolluscaBase eds. (2021). MolluscaBase. Amastridae Pilsbry, 1910. Accessed through: World Register of Marine Species at: on 2021-02-21

Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16th, 2017

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