Opinions from D. E. G. Briggs et al. 2008

  • 'Alalcomenaeus belongs to Arachnomorpha'
  • 'Alokistocaridae belongs to Ptychopariina'
  • 'Anomalocarididae belongs to Radiodonta'
  • 'Anomalocaris belongs to Anomalocarididae'
  • 'Anomalocaris saron belongs to Anomalocaris' according to X.-G. Hou et al. 1995
  • 'Anomalocaris saron belongs to Anomalocaris'
  • 'Arachnomorpha belongs to Euarthropoda'
  • 'Branchiocaris belongs to Protocaridida'
  • 'Branchiocaris yunnanensis belongs to Branchiocaris' according to Hou 1987
  • 'Branchiocaris yunnanensis belongs to Branchiocaris'
  • 'Canadaspidida belongs to Crustacea'
  • 'Canadaspididae belongs to Canadaspidida'
  • 'Canadaspis belongs to Canadaspididae'
  • 'Cucumericus belongs to Anomalocarididae'
  • 'Cucumericus decoratus belongs to Cucumericus'
  • 'Dicranocaris belongs to Arachnomorpha'
  • 'Dicranocaris guntherorum belongs to Dicranocaris'
  • 'Dinocarida belongs to Euarthropoda'
  • 'Elrathia belongs to Alokistocaridae'
  • 'Emeraldella belongs to Arachnomorpha'
  • 'Hymenocaris perfecta belongs to Hymenocaris' according to Walcott 1912
  • 'Hymenocaris perfecta is recombined as Canadaspis perfecta'
  • 'Isoxys belongs to Arthropoda'
  • 'Leanchoilia belongs to Arachnomorpha'
  • 'Leanchoilia hanceyi belongs to Leanchoilia' according to Briggs and Robison 1984
  • 'Leanchoilia hanceyi belongs to Leanchoilia'
  • 'Leanchoilia protogonia belongs to Leanchoilia' according to Simonetta 1970
  • 'Leanchoilia protogonia belongs to Leanchoilia'
  • 'Leanchoilia superlata belongs to Leanchoilia' according to Walcott 1912
  • 'Leanchoilia superlata belongs to Leanchoilia'
  • 'Mollisonia belongs to Arachnomorpha'
  • 'Mollisonia gracilis belongs to Mollisonia'
  • 'Mollisonia gracilis belongs to Mollisonia' according to Walcott 1912
  • 'Mollisonia rara belongs to Mollisonia' according to Walcott 1912
  • 'Mollisonia rara is a subjective synonym of Mollisonia symmetrica'
  • 'Mollisonia symmetrica belongs to Mollisonia' according to Walcott 1912
  • 'Mollisonia symmetrica belongs to Mollisonia'
  • 'Nettapezoura belongs to Arachnomorpha'
  • 'Nettapezoura basilika belongs to Nettapezoura'
  • 'Parapeytoia belongs to Anomalocarididae'
  • 'Parapeytoia yunnanensis belongs to Parapeytoia'
  • 'Protocaridida belongs to Crustacea'
  • 'Ptychopariida belongs to Trilobita'
  • 'Ptychopariina belongs to Ptychopariida'
  • 'Radiodonta belongs to Dinocarida'
  • 'Sanctacaris belongs to Arachnomorpha'
  • 'Sidneyia belongs to Arachnomorpha'
  • 'Sidneyia sinica belongs to Sidneyia' according to Zhang and Shu 2002
  • 'Trilobita belongs to Euarthropoda'
  • 'Waptia belongs to Waptiidae'
  • 'Waptia fieldensis belongs to Waptia' according to Walcott 1912
  • 'Waptia fieldensis belongs to Waptia'
  • 'Waptiida belongs to Crustacea'
  • 'Waptiidae belongs to Waptiida'