Classification of the genus Strophonella

G. †Strophonella Hall 1879
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Subg. †Strophonella (Quasistrophonella) Harper and Boucot 1978
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Subg. †Strophonella (Strophonella) Hall 1879
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Strophonella bohemica Barrande 1848
Strophonella extensa Northrop 1939
Strophonella laxiplicata Foerste 1903
Strophonella loeblichi Amsden 1951
Strophonella patenta Hall 1852
Invalid names: Costistrophonella [synonym], Strophoprion Twenhofel 1914 [synonym]