Hosta

Amastra is a genus of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Amastridae.^[1]

This genus is endemic to the Hawaiian Islands.

Many of the species in this genus have become extinct in recent times.

Species

Species within the genus Amastra include:

• † Amastra albolabris
• Amastra anthonii W. Newcomb, 1861
• † Amastra cornea
• † Amastra crassilabrum
• Amastra cyclostoma (Baldwin, 1895)
• Amastra cylindrica
• Amastra delicata C. M. Cooke, 1933
• Amastra dwightii C. M. Cooke, 1933
• † Amastra elongata
• † Amastra forbesi
• † Amastra globosa C. M. Cooke, 1933
• Amastra gulickiana A. Hyatt & H.A. Pilsbry, 1911
• Amastra implicata C. M. Cooke, 1933
• Amastra inopinata C. M. Cooke, 1933
• Amastra juddii C. M. Cooke, 1917
• Amastra kauaiensis (Newcomb, 1860)
• Amastra micans
• Amastra nannodes C. M. Cooke, 1933
• Amastra nubilosa (Mighels, 1845)
• Amastra nucleola (Gould, 1845)
• Amastra obesa (Newcomb, 1853)
• Amastra oswaldi C. M. Cooke, 1933
• † Amastra ovatula C. M. Cooke, 1933
• † Amastra pellucida
• † Amastra porcus
• Amastra problematica C. M. Cooke, 1933
• † Amastra reticulata
• Amastra rubens (Gould, 1845)
• Amastra rugulosa Pease, 1870
• Amastra spirizona (Quoy & Gaimard, 1825)
• † Amastra subrostrata (L. Pfeiffer, 1859)
• † Amastra subsoror Hyatt & Pilsbry, 1911
• † Amastra tenuispira
• Amastra textilis (Férussac, 1825)
• Amastra tristis (Quoy & Gaimard, 1825)
• † Amastra umbilicata
• Amastra variegata (L. Pfeiffer 1849)

Taxa inquirenda

• Amastra amboinensis E. A. Smith, 1873
• Amastra citrea Sykes, 1896
• Amastra fraterna Sykes, 1896
• Amastra longa Sykes, 1896
• Amastra villosa Sykes, 1896

References

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

External links

• Sykes, E. R. (1900). Fauna Hawaiiensis. University Press, Cambridge. Volume II, Part IV, Mollusca: pp. 271–412, pls 11, 12