Strophiops paucisculptum W.J. Clench & C.G. Aguayo,1952
Strophiops pepperi P. Bartsch, 1913
Strophiops periculosum W.J. Clench, 1934
Strophiops perplexa (C.J. Maynard, 1889)
Strophiops persuasa C.J. Maynard & W.F. Clapp,1921
Strophiops phoenecia C.J. Maynard & W.F. Clapp,1921
Strophiops picta (C.J. Maynard, 1889)
Strophiops picturata C.J. Maynard & W.F. Clapp,1921
Strophiops pilsbryi C.J. Maynard, 1894
Strophiops pilsbryi evolva C.J. Maynard, 1894
Strophiops platei W.J. Clench, 1933
Strophiops plebea C.J. Maynard, 1920
Strophiops plegmatum W.H. Dall, 1905
Strophiops polita C.J. Maynard, 1896
Strophiops porcina C.J. Maynard & W.F. Clapp,1921
Strophiops praedicta C.J. Maynard & W.F. Clapp,1915
Strophiops praedivina C.J. Maynard, 1913
Strophiops primigenia C.J. Maynard, 1913
Strophiops primordia C.J. Maynard & W.F. Clapp,1921
Strophiops prisca C.J. Maynard & W.F. Clapp,1915
Strophiops proavita C.J. Maynard & W.F. Clapp,1921
Strophiops procliva C.J. Maynard & W.F. Clapp,1921
Strophiops profunda C.J. Maynard & W.F. Clapp,1921
Strophiops progressa C.J. Maynard & W.F. Clapp,1920
Strophiops purpurea C.J. Maynard, 1913
Strophiops ralla C.J. Maynard & W.F. Clapp,1921
Strophiops rediviva C.J. Maynard, 1913
Strophiops regula C.J. Maynard, 1894
Strophiops rehderi W.J. Clench & C.G. Aguayo,1952
Strophiops reincarnata C.J. Maynard & W.F. Clapp,1921
Strophiops repetita C.J. Maynard & W.F. Clapp,1921
Strophiops restricta C.J. Maynard, 1894
Strophiops rhyssum W.H. Dall, 1905
Strophiops rosacea C.J. Maynard & W.F. Clapp,1921
Strophiops rubiginosa C.J. Maynard & W.F. Clapp,1921