Classification of the genus Spirelytha
G. †Spirelytha Fredericks 1924
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†Spirelytha borealis Mironova 1964
†Spirelytha buravasi Hamada 1960
†Spirelytha fredericksi Archbold and Thomas 1984
†Spirelytha grandis Klets 1987
†Spirelytha kashirtsevi Archbold 1993
†Spirelytha kislakovi Klets 1987
†Spirelytha magna Miloradovich 1936
†Spirelytha miloradovichi Archbold and Thomas 1984
†Spirelytha pavlovae Archbold and Thomas 1984
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Invalid names: Spirifer scheii Tschernyschew and Stepanow 1916 [replaced]
†Spirelytha petaliformis Pavlova 1973
†Spirelytha sheii Tschernyschew 1916
†Spirelytha stepanoviana Archbold and Thomas 1984