Amastra abavus A. Hyatt & H.A. Pilsbry,1911
Amastra aemulator A. Hyatt & H.A. Pilsbry,1911
Amastra affinis (W. Newcomb, 1854)
Amastra albocincta H.A. Pilsbry & C.M. Cooke,1914
Amastra albolabris (W. Newcomb, 1854)
Amastra amicta E.A. Smith
Amastra anthonii W. Newcomb, 1861
Amastra antiqua D.D. Baldwin, 1895
Amastra assimilis (W. Newcomb, 1854)
Amastra aurostoma D.D. Baldwin, 1896
Amastra badia D.D. Baldwin, 1895
Amastra biplicata (W. Newcomb, 1854)
Amastra borcherdingi A. Hyatt & H.A. Pilsbry,1911
Amastra breviata D.D. Baldwin, 1895
Amastra caputadamantis A. Hyatt & H.A. Pilsbry,1911
Amastra conica D.D. Baldwin, 1906
Amastra conifera E.A. Smith, 1873
Amastra cornea (W. Newcomb, 1854)
Amastra crassilabrum (W. Newcomb, 1854)
Amastra cyclostoma D.D. Baldwin, 1895
Amastra cylindrica (W. Newcomb, 1854)
Amastra davisiana C.M. Cooke, 1908
Amastra decorticata J.T. Gulick, 1873
Amastra delicata C.M. Cooke, 1933
Amastra durandi C.M.F. Ancey, 1897
Amastra dwightii C.M. Cooke, 1933
Amastra elegantula A. Hyatt & H.A. Pilsbry,1911
Amastra elephantina C.M. Cooke, 1917
Amastra elliptica J.T. Gulick, 1873
Amastra elongata (W. Newcomb, 1853)
Amastra eos H.A. Pilsbry & C.M. Cooke,1914
Amastra erecta (W.H. Pease)
Amastra farcimen (L. Pfeiffer)
Amastra flavescens (W. Newcomb, 1854)
Amastra flemingi C.M. Cooke, 1917