Opinions from S. Conway Morris and R. A. Robison 1988

  • 'Acinocricus stichus belongs to Acinocricus'
  • 'Anomalocaris nathorsti belongs to Anomalocaris' according to C. D. Walcott 1911
  • 'Anomalocaris nathorsti belongs to Anomalocaris'
  • 'Ecnomocaris belongs to Mollisoniidae'
  • 'Ecnomocaris spinosa belongs to Ecnomocaris'
  • 'Eldonia belongs to Eldoniidae'
  • 'Eldonia ludwigi belongs to Eldonia'
  • 'Margaretia belongs to Caulerpaceae'
  • 'Margaretia dorus belongs to Margaretia' according to C. D. Walcott 1931
  • 'Marpolia belongs to Oscillatoriacea'
  • 'Marpolia spissa belongs to Marpolia' according to C. D. Walcott 1919
  • 'Naraoia belongs to Naraoiidae'
  • 'Naraoia compacta belongs to Naraoia' according to C. D. Walcott 1912
  • 'Naraoia compacta belongs to Naraoia'
  • 'Orthotheca corrugata belongs to Orthotheca' according to G. F. Matthew 1899
  • 'Orthotheca corrugata is recombined as Wiwaxia corrugata'
  • 'Orthotheca major belongs to Orthotheca' according to C. D. Walcott 1908
  • 'Orthotheca major is recombined as Cambrorhytium major'
  • 'Selkirkia belongs to Selkirkiidae'
  • 'Selkirkia columbia belongs to Selkirkia'
  • 'Selkirkia fragilis is recombined as Cambrorhytium fragilis'
  • 'Selkirkia gracilis is an objective synonym of Cambrorhytium major'
  • 'Selkirkiidae belongs to Priapulida'
  • 'Utahcaris orion belongs to Utahcaris'
  • 'Wiwaxia belongs to Wiwaxidae'
  • 'Yuknessia belongs to Plantae'
  • 'Yuknessia simplex belongs to Yuknessia' according to C. D. Walcott 1919