Classification of the subfamily Pycnomphalinae
Subfm. †Pycnomphalinae Peel 1984
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G. †Isfarispira Gubanov et al. 1995
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†Isfarispira perlata Hall 1852
†Isfarispira septata Gubanov et al. 1995
G. †Pycnomphalus Lindström 1884
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†Pycnomphalus acutus Lindström 1884
†Pycnomphalus colemani Parks 1915
†Pycnomphalus concurrens Perner 1903
†Pycnomphalus helicites de Sowerby and Murchison 1839
†Pycnomphalus immaturus Perner 1903
†Pycnomphalus inflatus Perner 1903
†Pycnomphalus nummularius Perner 1903
†Pycnomphalus placidus Perner 1903
†Pycnomphalus trochiformis Lindström 1884
G. †Pycnotrochus Perner 1903
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†Pycnotrochus christiei Peel 1984
†Pycnotrochus prosper Perner 1903
†Pycnotrochus viator Perner 1903
Invalid names: Grantlandispira Peel 1984 [synonym]
G. †Turbocheilus Perner 1907