Classification of the class Cyclocystoidea

Cl. †Cyclocystoidea Miller and Gurley 1895
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Fm. †Apycnodiscidae Boczarowski 2001
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G. †Apparatocycloides Boczarowski 2001
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Apparatocycloides satanus Boczarowski 2001
G. †Brutocycloides Boczarowski 2001
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Brutocycloides cerebrum Boczarowski 2001
G. †Chimaerocycloides Boczarowski 2001
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Chimaerocycloides chimaerus Boczarowski 2001
G. †Concavocycloides Boczarowski 2001
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Concavocycloides eifeliensis Boczarowski 2001
Concavocycloides frasniensis Boczarowski 2001
Concavocycloides givetiensis Boczarowski 2001
G. †Linguacycloides Boczarowski 2001
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Linguacycloides trapes Boczarowski 2001
G. †Neocyclocystoides Boczarowski 2001
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G. †Paradoxocycloides Boczarowski 2001
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Paradoxocycloides planus Boczarowski 2001
G. †Platycycloides Boczarowski 2001
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Platycycloides foraminis Boczarowski 2001
G. †Smithocycloides Boczarowski 2001
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Smithocycloides paulii Boczarowski 2001
Fm. †Cyclocystoididae Miller 1882
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G. †Actinodiscus Smith and Paul 1982
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Actinodiscus wrighti Begg 1939
G. †Apycnodiscus Smith and Paul 1982
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Apycnodiscus insularis Regnell 1945
Apycnodiscus salteri Hall 1866
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Invalid names: Cyclocystoides anteceptus Hall 1872 [synonym]
G. †Cyclocystoides Salter and Billings 1858
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Cyclocystoides halli Billings 1858
Cyclocystoides latus Smith and Paul 1982
Cyclocystoides scammaphoris Smith and Paul 1982
Cyclocystoides tholicos Smith and Paul 1982
G. †Diastocycloides Smith and Paul 1982
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Diastocycloides stauromorphus Smith and Paul 1982
G. †Monocycloides Berg-Madsen 1987
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Monocycloides oelandicus Berg-Madsen 1987
G. †Narrawayella Smith and Paul 1982
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Narrawayella cincinnatiensis Miller and Faber 1892
G. †Nicholsodiscus Glass et al. 2003
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Nicholsodiscus anticostiensis Glass et al. 2003
G. †Polytryphocycloides Smith and Paul 1982
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Polytryphocycloides grandis Smith and Paul 1982
G. †Sievertsia Smith and Paul 1982
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Sievertsia concava Smith and Paul 1982
Sievertsia devonica Sieverts-Doreck 1951
Sievertsia gotus Prokop 1980
Sievertsia tartas Prokop 1980
G. †Zygocycloides Smith and Paul 1982
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Zygocycloides magnus Miller and Dyer 1878
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Invalid names: Cyclocystoides bellulus Miller and Dyer 1878 [synonym], Cyclocystoides minus Miller and Dyer 1878 [synonym]
Zygocycloides marstoni Salter 1865
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Invalid names: Cyclocystoides caractaci Etheridge 1939 [synonym]
Zygocycloides raymondi Foerste 1920
Zygocycloides variabilis Smith and Paul 1982
Fm. †Moroccodiscidae Reich et al. 2017
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G. †Moroccodiscus Reich et al. 2017