Classification of the family Palaeozygopleuridae
Fm. †Palaeozygopleuridae Horný 1955
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G. †Alaskozygopleura Blodgett 1992
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†Alaskozygopleura crassicostata Blodgett 1992
†Alaskozygopleura eifelia Heidelberger and Bandel 1999
†Alaskozygopleura gracillium Whiteaves 1892
†Alaskozygopleura hainensis Heidelberger 2001
G. †Bohemozyga Frýda and Bandel 1997
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†Bohemozyga kettneri Horný 1955
†Palaeozygopleura (Bohemozyga) pyritica Jagt-Yazykova et al. 2006
G. †Cimrmaniela Fryda et al. 2013
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†Cimrmaniela smoljaki Fryda et al. 2013
†Cimrmaniela sveraki Fryda et al. 2013
G. †Devonozyga Horný 1955
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†Devonozyga arduum Kirchner 1915
†Devonozyga bandeli Heidelberger 2007
†Devonozyga conicum Whidborne 1891
†Devonozyga diversicostata Horný 1955
†Devonozyga multiplicata Römer 1850
†Devonozyga perneri Horný 1955
†Devonozyga scalariaeforme Holzapfel 1882
G. †Kallispira Heidelberger and Bandel 1999
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†Kallispira latostriata Heidelberger and Bandel 1999
†Kallispira varistriata Heidelberger and Bandel 1999
G. †Medfrazyga Frýda and Blodgett 2004
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†Medfrazyga clauticae Frýda and Blodgett 2004
†Medfrazyga convexa Nützel and Nakazawa 2012
†Medfrazyga gilmulli Rohr et al. 2008
†Medfrazyga rectecostata Nützel and Nakazawa 2012
†Medfrazyga zaitzevi Mazaev 2015
G. †Palaeozygopleura Horný 1955
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Subg. †Palaeozygopleura (Palaeozygopleura) Horný 1955
†Palaeozygopleura alinae Perner 1907
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†Palaeozygopleura angulosum Römer 1850
†Palaeozygopleura antiqua Goldfuss 1844
†Palaeozygopleura arcuata Holzapfel 1882
†Palaeozygopleura attenuata Hall 1859
†Palaeozygopleura benniana Longstaff 1933
†Palaeozygopleura bouskai Horný 1955
†Palaeozygopleura canningensis Cook et al. 2003
†Palaeozygopleura chlupaci Frýda 1993
†Palaeozygopleura delphicola Hall 1860
†Palaeozygopleura devonicans Perner 1903
†Palaeozygopleura difficile Sardeson 1902
†Palaeozygopleura dodgeyi Cook and Camilleri 1997
†Palaeozygopleura funatum Roemer 1855
†Palaeozygopleura glabra Clarke and Swartz 1913
†Palaeozygopleura hamiltoniae Hall 1859
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Invalid names: Palaeozygopleura pexata Hall 1861 [synonym]
†Palaeozygopleura incurvilineatum Kirchner 1915
†Palaeozygopleura joani Linsley 1968
†Palaeozygopleura kaupii Goldfuss 1844
†Palaeozygopleura laeviusculum Hall 1879
†Palaeozygopleura lamellosa Maxwell 1961
†Palaeozygopleura laxa Hall 1879
†Palaeozygopleura lefeburii Léveillé 1835
†Palaeozygopleura lukesi Fryda et al. 2013
†Palaeozygopleura missouriensis Williams 1943
†Palaeozygopleura multiplicata Clarke 1904
†Palaeozygopleura muoni Tassell 1982
†Palaeozygopleura nexile Sedgwick and Murchison 1840
†Palaeozygopleura noe Clarke 1885
†Palaeozygopleura obesa Yoo 1994
†Palaeozygopleura obliquearcuatum Sandberger and Sandberger 1855
†Palaeozygopleura orlejensis Gromczakiewicz-Lomnicka 1972
†Palaeozygopleura parva Cox 1857
†Palaeozygopleura parvula Whitfield 1882
†Palaeozygopleura piligera Sandberger and Sandberger 1855
†Palaeozygopleura ranellaeforme Römer 1850
†Palaeozygopleura rectistriatum Hall 1879
†Palaeozygopleura redensis Longstaff 1933
†Palaeozygopleura robroystonensis Longstaff 1933
†Palaeozygopleura roemeri Kayser 1878
†Palaeozygopleura sandbergi Holzapfel 1895
†Palaeozygopleura scalaroides Phillips 1836
†Palaeozygopleura sibleyensis Linsley 1968
†Palaeozygopleura sicula Hall 1879
†Palaeozygopleura styliola Hall 1876
†Palaeozygopleura tenuicostata Horný 1955
†Palaeozygopleura tenuisulcata Sandberger and Sandberger 1854
†Palaeozygopleura terebra Hall 1879
†Palaeozygopleura vaneki Frýda et al. 2008
†Palaeozygopleura venusta Thein and Nitecki 1974
†Palaeozygopleura verticalis Perner 1907
†Palaeozygopleura vesna Horný 1955
†Palaeozygopleura vostokovae Vostokova 1961
†Palaeozygopleura welleri Thein and Nitecki 1974
†Palaeozygopleura wortheni Weller 1916
Invalid names: Palaeozyga Horný 1955 [synonym]
G. †Pragozyga Frýda 1999
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†Pragozyga costata Frýda 1999
†Pragozyga jerseyense Weller 1903
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Invalid names: Pragozyga welleriana Williams and Breger 1916 [synonym]
†Pragozyga subtilistriata Oehlert 1877
†Pragozyga zwartbergense Reed 1925
G. †Rhenozyga Frýda 2000
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†Palaeozygopleura (Rhenozyga) machenryi Cook 1997
†Rhenozyga reifenstuhli Frýda and Blodgett 2004
†Rhenozyga retrostriatum Kirchner 1915
†Rhenozyga spiraglobosum Kirchner 1915