Opinions from P. E. Raymond 1925
- 'Acidiphorus belongs to Odontopleuridae'
- 'Acidiphorus scorpionis belongs to Acidiphorus'
- 'Acidiphorus spinifer belongs to Acidiphorus'
- 'Acrolichas prominulus belongs to Acrolichas'
- 'Agnostus belongs to Agnostidae'
- 'Agnostus bibullatus belongs to Agnostus' according to Barrande 1852
- 'Agnostus bibullatus belongs to Agnostus'
- 'Agnostus galba is recombined as Arthrorhachis galba'
- 'Agnostus rex belongs to Agnostus' according to Barrande 1852
- 'Agnostus rex belongs to Agnostus'
- 'Amphion barrandei is recombined as Pliomerops barrandei'
- 'Amphion canadensis is recombined as Pliomerops canadensis'
- 'Amphion julius is recombined as Pliomerops julius'
- 'Amphion nevadensis is recombined as Pliomerops nevadensis'
- 'Amphion westoni is recombined as Ectenonotus westoni'
- 'Ampyx americanus belongs to Ampyx' according to Safford and Vogdes 1889
- 'Ampyx americanus belongs to Ampyx'
- 'Ampyx camurus belongs to Ampyx'
- 'Ampyx hornei belongs to Ampyx' according to Nicholson and Etheridge 1879
- 'Ampyx hornei is recombined as Anisonotus hornei'
- 'Ampyx laeviusculus belongs to Ampyx'
- 'Ampyx normalis is recombined as Lonchodomas normalis'
- 'Ampyx obtusus belongs to Ampyx' according to Moberg and Segerberg 1906
- 'Ampyx obtusus is recombined as Anisonotus obtusus'
- 'Ampyx semicostatus is recombined as Raphiophorus semicostatus'
- 'Arthrorhachis elspethi belongs to Arthrorhachis'
- 'Arthrorhachis longicollis belongs to Arthrorhachis'
- 'Asaphus (Isotelus) iowensis is recombined as Isotelus iowensis'
- 'Asaphus (Isotelus) vigilans belongs to Asaphus (Isotelus)' according to Meek and Worthen 1870
- 'Asaphus (Isotelus) vigilans is recombined as Vogdesia vigilans'
- 'Asaphus homalonotoides belongs to Asaphus' according to Walcott 1879
- 'Asaphus homalonotoides is recombined as Ectenaspis homalonotoides'
- 'Asaphus huttoni is recombined as Megalaspis huttoni'
- 'Asaphus morrisii is recombined as Niobe morrisi'
- 'Asaphus obtusus is recombined as Homotelus obtusus'
- 'Asaphus quadraticaudatus is recombined as Niobe quadraticaudata'
- 'Asaphus susae is recombined as Homotelus susae'
- 'Basilicus laeviculus belongs to Basilicus'
- 'Bathyurellus abruptus belongs to Bathyurellus'
- 'Bathyurellus brevispinus belongs to Bathyurellus'
- 'Bathyurellus expansus belongs to Bathyurellus' according to Billings 1865
- 'Bathyurellus expansus belongs to Bathyurellus'
- 'Bathyurellus formosus belongs to Bathyurellus' according to Billings 1865
- 'Bathyurellus formosus belongs to Bathyurellus'
- 'Bathyurellus fraternus belongs to Bathyurellus' according to Billings 1865
- 'Bathyurellus fraternus belongs to Bathyurellus'
- 'Bathyurellus glensaulensis belongs to Bathyurellus' according to Reed 1910
- 'Bathyurellus glensaulensis belongs to Bathyurellus'
- 'Bathyurellus marginiatus is corrected as Bathyurellus marginatus and belongs to Bathyurellus'
- 'Bathyurellus nitidus belongs to Bathyurellus'
- 'Bathyurellus validus belongs to Bathyurellus'
- 'Battus integer is recombined as Agnostus integer' according to Barrande 1852
- 'Battus integer is recombined as Agnostus integer'
- 'Battus nudus is recombined as Agnostus nudus' according to Barrande 1852
- 'Battus nudus is recombined as Agnostus nudus'
- 'Battus tardus is recombined as Agnostus tardus'
- 'Bronteopsis gregaria belongs to Bronteopsis'
- 'Bronteopsis marginata belongs to Bronteopsis'
- 'Bronteopsis scotica belongs to Bronteopsis'
- 'Bumastus aplatus belongs to Bumastus'
- 'Bumastus comes belongs to Bumastus'
- 'Bumastus dispassus belongs to Bumastus'
- 'Bumastus holei belongs to Bumastus' according to Foerste 1920
- 'Bumastus holei belongs to Bumastus'
- 'Bumastus limbatus belongs to Bumastus'
- 'Bumastus lioderma belongs to Bumastus'
- 'Bumastus longiops belongs to Bumastus'
- 'Bumastus porrectus belongs to Bumastus'
- 'Ceraurus angustus belongs to Ceraurus'
- 'Ceraurus granulosus belongs to Ceraurus' according to Raymond and Barton 1913
- 'Ceraurus granulosus belongs to Ceraurus'
- 'Ceraurus hudsoni belongs to Ceraurus'
- 'Ceraurus ruedemanni belongs to Ceraurus'
- 'Ceraurus tenuicornis belongs to Ceraurus'
- 'Cheirurus perforator is recombined as Nieszkowskia perforator'
- 'Cheirurus polydorus is recombined as Ceraurinus polydorus'
- 'Cheirurus pompilius is recombined as Ceraurinus pompilius'
- 'Cheirurus vulcanus is recombined as Kawina vulcanus'
- 'Crepicephalus ceratopygoides belongs to Crepicephalus'
- 'Cybeloides iowensis belongs to Cybeloides'
- 'Cyphaspis slocomi belongs to Cyphaspis'
- 'Dione formosa is recombined as Dionide formosa'
- 'Dionide contrita belongs to Dionide'
- 'Dionide holdoni belongs to Dionide'
- 'Dionide jubata belongs to Dionide'
- 'Dionide prima belongs to Dionide' according to Kloucek 1917
- 'Dionide prima belongs to Dionide'
- 'Encrinurus mirus is recombined as Cybele mira'
- 'Encrinurus nodosarius belongs to Encrinurus'
- 'Encrinurus octocostatus belongs to Encrinurus' according to Reed 1910
- 'Encrinurus octocostatus belongs to Encrinurus'
- 'Endymion meeki is recombined as Endymionia meeki'
- 'Endymionia bellatula is recombined as Ampyxina bellatula'
- 'Endymionia schucherti belongs to Endymionia'
- 'Eoharpes fragilis belongs to Eoharpes'
- 'Eoharpes uniserialis belongs to Eoharpes'
- 'Glaphurus decipiens belongs to Glaphurus'
- 'Hadrohybus dunbari belongs to Hadrohybus'
- 'Harpes granti is recombined as Eoharpes granti'
- 'Harpes telleri belongs to Harpes'
- 'Harpides concentricus belongs to Harpides'
- 'Harpides desertus belongs to Harpides' according to Billings 1865
- 'Harpides desertus is recombined as Sphaerexochus desertus'
- 'Hemiarges bartoni belongs to Hemiarges'
- 'Hemigyraspis mcconnelli belongs to Hemigyraspis' according to Raymond 1913
- 'Hemigyraspis mcconnelli belongs to Hemigyraspis'
- 'Homotelus catactus belongs to Homotelus'
- 'Homotelus elongatus belongs to Homotelus'
- 'Homotelus gratiosus belongs to Homotelus'
- 'Homotelus indentus belongs to Homotelus'
- 'Homotelus laevis belongs to Homotelus'
- 'Homotelus laeviurus belongs to Homotelus'
- 'Homotelus ulrichi belongs to Homotelus'
- 'Hyboaspis depressa belongs to Hyboaspis'
- 'Hyboaspis shuleri belongs to Hyboaspis'
- 'Illaenus (Nileus) minnesotensis belongs to Illaenus (Nileus)' according to Foerste 1886
- 'Illaenus (Nileus) minnesotensis is recombined as Vogdesia minnesotensis'
- 'Illaenus alveatus belongs to Illaenus'
- 'Illaenus bayfieldi belongs to Illaenus'
- 'Illaenus clavifrons is recombined as Thaleops clavifrons'
- 'Illaenus consimilis belongs to Illaenus'
- 'Illaenus consobrinus belongs to Illaenus'
- 'Illaenus erastusi is recombined as Bumastus erastusi'
- 'Illaenus fieldi belongs to Illaenus'
- 'Illaenus fraternus belongs to Illaenus'
- 'Illaenus globosus is recombined as Bumastus globosus'
- 'Illaenus lautus belongs to Illaenus'
- 'Illaenus marginalis belongs to Illaenus'
- 'Illaenus protuberans belongs to Illaenus'
- 'Illaenus tumidifrons belongs to Illaenus'
- 'Illaenus viator belongs to Illaenus'
- 'Ischyrotoma belongs to Solenopleuridae'
- 'Ischyrotoma twenhofeli belongs to Ischyrotoma'
- 'Isotelus florencevillensis belongs to Isotelus' according to Calvin 1903
- 'Isotelus florencevillensis is recombined as Homotelus florencevillensis'
- 'Isotelus rejuvenis belongs to Isotelus'
- 'Isotelus walcotti belongs to Isotelus'
- 'Lichas jukesii is recombined as Amphilichas jukesii'
- 'Lichas minganensis is recombined as Acrolichas minganensis'
- 'Lonchodomas politus belongs to Lonchodomas'
- 'Lonchodomas sublaevis belongs to Lonchodomas'
- 'Megalaspis shepardi belongs to Megalaspis' according to Raymond 1922
- 'Megalaspis shepardi is recombined as Xenostegium shepardi'
- 'Microdiscus quadricostatus is recombined as Raphiophorus quadricostatus'
- 'Microdiscus quadricostatus belongs to Microdiscus' according to Emmons 1855
- 'Nieszkowskia excelsus belongs to Nieszkowskia'
- 'Nileus was reranked as Illaenus (Nileus) and belongs to Illaenus' according to Foerste 1886
- 'Nileus macrops belongs to Nileus'
- 'Nileus perkinsi is recombined as Nileoides perkinsi'
- 'Nileus scrutator belongs to Nileus'
- 'Niobe lineolata belongs to Niobe'
- 'Onchaspis is corrected as Onychaspis and belongs to Odontopleuridae'
- 'Onchaspis confraga belongs to Onchaspis'
- 'Perischoclonus capitalis belongs to Perischoclonus'
- 'Peronopsis munda belongs to Peronopsis'
- 'Platylichas inconsuetus belongs to Platylichas'
- 'Pliomerops bilirata belongs to Pliomerops'
- 'Pliomerops trouti belongs to Pliomerops'
- 'Pseudosphaerexochus trentonensis belongs to Pseudosphaerexochus' according to Clarke 1897
- 'Pseudosphaerexochus trentonensis is recombined as Kawina trentonensis'
- 'Pterygometopus annulatus belongs to Pterygometopus'
- 'Pterygometopus gracilens belongs to Pterygometopus'
- 'Pterygometopus holstonensis belongs to Pterygometopus'
- 'Pterygometopus transsectus belongs to Pterygometopus'
- 'Raphiophorus powelli belongs to Raphiophorus'
- 'Remopleurides canadensis belongs to Remopleurides'
- 'Remopleurides panderi belongs to Remopleurides' according to Billings 1865
- 'Remopleurides panderi belongs to Remopleurides'
- 'Remopleurides rugicostatus belongs to Remopleurides'
- 'Remopleurides schlotheimi is recombined as Apatokephalus schlotheimi' according to Brögger 1897
- 'Remopleurides schlotheimi is recombined as Robergia schlotheimi'
- 'Remopleurides striatulus belongs to Remopleurides'
- 'Robergia breviceps is recombined as Eorobergia breviceps'
- 'Robergia major belongs to Robergia'
- 'Robergia marginalis belongs to Robergia'
- 'Shumardia glacialis is recombined as Anisonotus glacialis'
- 'Sphaerexochus discrepans belongs to Sphaerexochus'
- 'Sphaerexochus parvus belongs to Sphaerexochus'
- 'Sphaerexochus romingeri belongs to Sphaerexochus'
- 'Sphaerocoryphe major belongs to Sphaerocoryphe' according to Ruedemann 1901
- 'Sphaerocoryphe major belongs to Sphaerocoryphe'
- 'Telephus americanus belongs to Telephus'
- 'Telephus troedssoni belongs to Telephus'
- 'Triarthrus caecigenus belongs to Triarthrus'
- 'Triarthrus fischeri belongs to Triarthrus'
- 'Trinucleus acervulosus is a subjective synonym of Trinucleus acervulosus'
- 'Trinucleus acervulosus belongs to Trinucleus'
- 'Vogdesia gigas belongs to Vogdesia'