Classification of the family Palaeocyclidae
Fm. †Palaeocyclidae Dybowski 1873
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G. †Bojocyclus Prantl 1939
G. †Palaeocyclus Milne-Edwards and Haime 1849
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†Palaeocyclus porpita Linnaeus 1767
†Palaeocyclus porpita mcallisteri Merriam 1973
G. †Rhabdocyclus Lang and Smith 1939
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†Rhabdocyclus aequispinatus Reiman 1954
†Rhabdocyclus atavus Kaljo 1958
†Rhabdocyclus fletcheri Milne-Edwards and Haime 1851