Classification of Hoel 1999

Fm. †Remopleurididae Hawle and Corda 1847
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G. †Robergiella Whittington 1959
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†Robergiella tjernviki Hoel 1999
Fm. †Shumardiidae Lake 1907
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G. †Shumardia Billings 1862
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Fm. †Nileidae Angelin 1854
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G. †Nileus Dalman 1827
G. †Symphysurus Goldfuss 1843
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†Symphysurus angustatus Sars and Boeck 1838
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Invalid names: Symphysurus socialis Linnarsson 1869 [synonym]
†Symphysurus palpebrosus Barrande 1852
G. †Varvia Tjernvik 1956
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†Varvia breviceps Angelin 1854
Fm. †Raphiophoridae Angelin 1854
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Subfm. †Endymioniinae Raymond 1920
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G. †Carinocranium Dean 1989
G. †Pytine Fortey 1975
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†Pytine brevicauda Wiman 1905
Fm. †Pliomeridae Raymond 1913
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G. †Hintzeia Harrington 1957
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†Hintzeia actinura Dalman 1824
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Invalid names: Pliomera mathesii Angelin 1854 [synonym]
†Hintzeia celsaora Ross 1951
Fm. †Cyclopygidae Raymond 1925
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Subfm. †Pricyclopyginae Fortey and Owens 1987
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G. †Pricyclopyge Richter and Richter 1954
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†Pricyclopyge gallica Tjernvik 1956
†Pricyclopyge prisca Barrande 1872
Fm. †Metagnostidae Jaekel 1909
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G. †Arthrorhachis Hawle and Corda 1847
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†Arthrorhachis tardus Barrande 1846
G. †Geragnostus Howell 1935
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Subg. †Geragnostus (Geragnostella) Kobayashi 1939
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Invalid names: Arthrorhachidae Raymond 1913 [synonym], Geragnostidae Howell 1935 [synonym], Trinodidae Howell 1935 [synonym]