Opinions from F. Nikolaisen 1961

  • 'Acanthoparyphinae belongs to Cheiruridae'
  • 'Amphion canadensis is recombined as Pliomerops canadensis'
  • 'Atractopyge belongs to Cybelinae'
  • 'Calymene verrucosa is recombined as Atractopyge verrucosa'
  • 'Ceraurus aculeatus is recombined as Paraceraurus aculeatus'
  • 'Cheiruridae belongs to Cheirurina'
  • 'Cheirurinae belongs to Cheiruridae'
  • 'Cheirurus perlongus is recombined as Paraceraurus perlongus'
  • 'Cybele brevicauda is recombined as Atractopyge brevicauda'
  • 'Cybele grewingki is recombined as Cybele (Cybelella) grewingki' according to Öpik 1937
  • 'Atractopyge grewingki is a subjective synonym of Atractopyge dentata'
  • 'Cybele kutorgae is recombined as Atractopyge kutorgae'
  • 'Cybelella was reranked as Cybele (Cybelella) and belongs to Cybele' according to Öpik 1937
  • 'Cybelinae belongs to Encrinuridae'
  • 'Cyrtometopella belongs to Cyrtometopinae'
  • 'Cyrtometopella askerensis belongs to Cyrtometopella'
  • 'Cyrtometopella tumula belongs to Cyrtometopella'
  • 'Cyrtometopinae belongs to Cheiruridae'
  • 'Deiphoninae belongs to Cheiruridae'
  • 'Encrinuridae belongs to Cheirurina'
  • 'Encrinurinae belongs to Encrinuridae'
  • 'Encrinurus belongs to Encrinurinae'
  • 'Entomostracites punctatus is recombined as Encrinurus punctatus'
  • 'Hemisphaerocoryphe belongs to Deiphoninae'
  • 'Hemisphaerocoryphe inflatus belongs to Hemisphaerocoryphe'
  • 'Hemisphaerocoryphe rosenthali is recombined as Cyrtometopella rosenthali'
  • 'Nieszkowskia belongs to Acanthoparyphinae'
  • 'Nieszkowskia norvegica belongs to Nieszkowskia'
  • 'Paraceraurus belongs to Cheirurinae'
  • 'Paraceraurus helgoeyensis belongs to Paraceraurus'
  • 'Pliomeridae belongs to Cheirurina'
  • 'Pliomerinae belongs to Pliomeridae'
  • 'Pliomerops belongs to Pliomerinae'
  • 'Sphaerexochus cephaloceros is recombined as Nieszkowskia cephalocera'
  • 'Sphaerexochus pseudohemicranium is recombined as Hemisphaerocoryphe pseudohemicranium'
  • 'Staurocephalinae belongs to Encrinuridae'
  • 'Staurocephalus belongs to Staurocephalinae'
  • 'Trilobites dentatus belongs to Trilobites' according to Esmark 1833
  • 'Trilobites dentatus is recombined as Atractopyge dentata'
  • 'Trilobites sphaericus is recombined as Hemisphaerocoryphe sphaericus'