Opinions from R. A. Fortey and D. L. Bruton 2013
- 'Actinopeltis feildeni is recombined as Grinnellaspis feildeni'
- 'Asaphidae belongs to Asaphoidea'
- 'Asaphoidea belongs to Asaphida'
- 'Bathyurellinae belongs to Bathyuridae'
- 'Bathyurellus belongs to Bathyurellinae'
- 'Bathyurellus affinis is recombined as Uromystrum affine'
- 'Bathyurellus diclementsae belongs to Bathyurellus'
- 'Bathyurellus inflatus is recombined as Harlandaspis inflata'
- 'Bathyurellus nitidus is recombined as Punka nitidus'
- 'Bathyurellus teicherti is recombined as Licnocephala teicherti'
- 'Bathyurellus validus is recombined as Uromystrum validus'
- 'Bathyuridae belongs to Proetida'
- 'Bathyurinae belongs to Bathyuridae'
- 'Bathyurine belongs to Bathyurinae'
- 'Bathyurus amplimarginatus is recombined as Chapmanopyge amplimarginiata' according to Billings 1859
- 'Bathyurus amplimarginatus is recombined as Chapmanopyge amplimarginiata'
- 'Bathyurus conicus is recombined as Hystricurus conicus'
- 'Bathyurus gibberulus is recombined as Benthamaspis gibberula'
- 'Bathyurus nero is recombined as Petigurus nero'
- 'Bathyurus quadratus is recombined as Leiostegium quadratus'
- 'Bathyurus seelyi is recombined as Bolbocephalus seelyi'
- 'Benthamaspis belongs to Bathyurellinae'
- 'Benthamaspis hintzei is a subjective synonym of Benthamaspis conica'
- 'Benthamaspis problematica belongs to Benthamaspis' according to Poulsen 1946
- 'Bolbocephalus belongs to Bathyurinae'
- 'Bolbocephalus gunnari belongs to Bolbocephalus'
- 'Carolinites belongs to Telephinidae'
- 'Catochia belongs to Bathyurinae'
- 'Catochia hinlopensis belongs to Catochia'
- 'Ceratopeltis belongs to Bathyurellinae'
- 'Ceratopeltis bachensis [misspelled as Ceratopeltis batchensis] belongs to Ceratopeltis'
- 'Chapmania oklahomensis is recombined as Chapmanopyge oklahomensis'
- 'Chapmanopyge belongs to Bathyurellinae'
- 'Cheirurus apollo is recombined as Pilekia apollo'
- 'Conophrys belongs to Shumardiidae'
- 'Cyclopygoidea belongs to Asaphida'
- 'Dimeropygidae belongs to Proetida'
- 'Dolichometopus convexus is recombined as Bolbocephalus convexus'
- 'Eorobergia belongs to Remopleurididae'
- 'Eurysymphysurina belongs to Symphysurinidae'
- 'Eurysymphysurina spora belongs to Eurysymphysurina'
- 'Grinnellaspis belongs to Bathyurellinae'
- 'Harlandaspis belongs to Bathyurellinae'
- 'Harlandaspis elongata belongs to Harlandaspis'
- 'Holometopus limbatus is recombined as Raymondaspis limbatus'
- 'Hystricuridae belongs to Aulacopleurida'
- 'Hystricurus belongs to Hystricuridae'
- 'Illaenidae belongs to Corynexochida'
- 'Illaenus belongs to Illaenidae'
- 'Illaenus (Parillaenus) belongs to Illaenus'
- 'Illaenus (Parillaenus) primoticus belongs to Illaenus (Parillaenus)'
- 'Ischyrotoma belongs to Dimeropygidae'
- 'Isoteloides genalticurvatus is recombined as Stenorhachis genalticurvatus'
- 'Jeffersonia belongs to Bathyurinae'
- 'Jeffersonia exterminata belongs to Jeffersonia'
- 'Jeffersonia peltabella is recombined as Peltabellia peltabella'
- 'Jeffersonia striagena belongs to Jeffersonia'
- 'Jeffersonia viator belongs to Jeffersonia'
- 'Lachnostoma belongs to Asaphidae'
- 'Lachnostoma platypyga belongs to Lachnostoma'
- 'Leiostegiidae belongs to Corynexochida'
- 'Leiostegium belongs to Leiostegiidae'
- 'Leiostegium spongiosum belongs to Leiostegium'
- 'Licnocephala belongs to Bathyurellinae'
- 'Licnocephala sanddoelaensis is recombined as Chapmanopyge sanddoelaensis'
- 'Niobe brevicauda is recombined as Licnocephala brevicauda' according to Poulsen 1937
- 'Niobe brevicauda is recombined as Licnocephala brevicauda'
- 'Oculomagnus obreptus is a subjective synonym of Benthamaspis conica'
- 'Odontopleura buchii is recombined as Acidaspis buchii' according to Barrande 1852
- 'Odontopleura buchii belongs to Odontopleura' according to Barrande 1846
- 'Paraptychopyge disputa is recombined as Lachnostoma disputa'
- 'Peltabellia belongs to Bathyurinae'
- 'Peltabellia glabra belongs to Peltabellia'
- 'Petigurus belongs to Bathyurinae'
- 'Phaseolops belongs to Proetidae'
- 'Phaseolops bobowensi belongs to Phaseolops'
- 'Pilekia belongs to Pilekiidae'
- 'Pilekiidae belongs to Phacopida'
- 'Proetidae belongs to Proetoidea'
- 'Psalikilopsis belongs to Bathyurinae'
- 'Psalikilopsis cuspidicauda is corrected as Psalikilopsis cuspicaudata and belongs to Psalikilopsis' according to Ross 1953
- 'Punka belongs to Bathyurellinae'
- 'Punka flabelliformis belongs to Punka'
- 'Punka latissima belongs to Punka'
- 'Randaynia belongs to Symphysurinidae'
- 'Raymondaspis belongs to Styginidae'
- 'Raymondaspis pingpong belongs to Raymondaspis'
- 'Remopleurididae belongs to Asaphoidea'
- 'Robergia marginalis is recombined as Eorobergia marginalis'
- 'Stenorhachis belongs to Asaphidae'
- 'Styginidae belongs to Corynexochida'
- 'Svalbardicurus belongs to Hystricuridae'
- 'Svalbardicurus delicatus belongs to Svalbardicurus'
- 'Symphysurinidae belongs to Cyclopygoidea'
- 'Telephinidae belongs to Proetida'
- 'Uromystrum belongs to Bathyurellinae'
- 'Uromystrum drepanon belongs to Uromystrum'