Opinions from S. K. Donovan 1993

  • 'Acrosaleniidae belongs to Calycina'
  • 'Arbaciadae is corrected as Arbaciidae and belongs to Arbacioida'
  • 'Arbacina is corrected as Arbacioida and belongs to Echinoidea'
  • 'Botriopygus rudistarum belongs to Botriopygus' according to Hawkins 1923
  • 'Botriopygus rudistarum is recombined as Pygopistes rudistarum'
  • 'Calycina belongs to Echinoidea'
  • 'Cassiduloida belongs to Echinoidea'
  • 'Cidaridae is corrected as Cidaroida and belongs to Echinoidea'
  • 'Cidaridae belongs to Cidaroida'
  • 'Cidarina was reranked as the unranked clade Cidarinae and belongs to Cidaridae'
  • 'Goniopygus belongs to Arbacioida'
  • 'Hemiaster belongs to Hemiasteroidae'
  • 'Hemiasteridae is corrected as Hemiasteroidae and belongs to Spatangoida'
  • 'Heterosalenia belongs to Acrosaleniidae'
  • 'Holectypidae belongs to Holectypoida'
  • 'Holectypoida belongs to Echinoidea'
  • 'Leiocidaris leoni is recombined as Phyllacanthus leoni'
  • 'Metholectypus belongs to Holectypidae'
  • 'Metholectypus trechmanni belongs to Metholectypus' according to Hawkins 1923
  • 'Metholectypus trechmanni belongs to Metholectypus'
  • 'Nucleolitidae belongs to Cassiduloida'
  • 'Phyllacanthus belongs to Cidarinae'
  • 'Pygopistes belongs to Nucleolitidae'
  • 'Scholiechinus axiologus belongs to Scholiechinus' according to Arnold and Clark 1927
  • 'Scholiechinus axiologus belongs to Scholiechinus'
  • 'Scoliechinus is corrected as Scholiechinus and belongs to Toxopneustidae'
  • 'Spatangoida belongs to Echinoidea'
  • 'Stereocidaris was reranked as Temnocidaris (Stereocidaris) and belongs to Temnocidaris'
  • 'Temnocidaris belongs to Cidarinae'
  • 'Temnopleurina was reranked as the order Temnopleuroida and belongs to Echinoidea'
  • 'Toxopneustidae belongs to Temnopleuroida'