Classification of Cumings 1906
G. †Straparollus de Montfort 1810
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†Straparollus planispira Hall 1856
†Straparollus quadrivolvis Hall 1856
†Straparollus spergenensis Hall 1856
G. †Pleurotomaria Defrance 1826
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†Pleurotomaria humilis Hall 1856
†Pleurotomaria swallovana Hall 1856