Opinions from H. B. Fell 1966

  • 'Alpicidaris belongs to Cidarinae'
  • 'Anaulocidaris belongs to Miocidaridae'
  • 'Anisocidaris belongs to Psychocidaridae'
  • 'Aplocidaris belongs to Miocidaridae'
  • 'Archaeocidaridae belongs to Cidaroida'
  • 'Archaeocidaris belongs to Archaeocidaridae'
  • 'Austrocidaris belongs to Ctenocidarinae'
  • 'Balanocidaris belongs to Cidarinae'
  • 'Caenocidaris belongs to Psychocidaridae'
  • 'Calocidaris belongs to Cidarinae'
  • 'Chondrocidaris belongs to Rhabdocidarinae'
  • 'Cidaridae is corrected as Cidaroida and belongs to Perischoechinoidea'
  • 'Cidaridae belongs to Cidaroida'
  • 'Cidarina was reranked as the unranked clade Cidarinae and belongs to Cidaridae'
  • 'Cidaris belongs to Cidarinae'
  • 'Cidarites is a subjective synonym of Cidaris'
  • 'Cidarites pistillaris is recombined as Prionocidaris pistillaris'
  • 'Ctenocidarina was reranked as the subfamily Ctenocidarinae and belongs to Cidaridae'
  • 'Cyathocidaris belongs to Cidarinae'
  • 'Dicyclocidaris belongs to Miocidaridae'
  • 'Diplocidaridae belongs to Cidaroida'
  • 'Diplocidaris belongs to Diplocidaridae'
  • 'Echinocrinus is an objective synonym of Archaeocidaris'
  • 'Eucidaris belongs to Cidarinae'
  • 'Goniocidarina was reranked as the subfamily Goniocidarinae and belongs to Cidaridae'
  • 'Goniocidaris belongs to Goniocidarinae'
  • 'Histocidarina was reranked as the subfamily Histocidarinae and belongs to Cidaridae'
  • 'Histocidaris belongs to Histocidarinae'
  • 'Lanternarius belongs to Perischoechinoidea'
  • 'Lepidocidaris belongs to Archaeocidaridae'
  • 'Megacidaris belongs to Rhabdocidarinae'
  • 'Merocidaris belongs to Psychocidaridae'
  • 'Mikrocidaris belongs to Miocidaridae'
  • 'Miocidaridae belongs to Cidaroida'
  • 'Miocidaris belongs to Miocidaridae'
  • 'Nortonechinus belongs to Archaeocidaridae'
  • 'Notocidaris belongs to Ctenocidarinae'
  • 'Pachycidaris belongs to Miocidaridae'
  • 'Paracidaris belongs to Cidarinae'
  • 'Parhabdocidaris belongs to Rhabdocidarinae'
  • 'Phyllacanthus belongs to Rhabdocidarinae'
  • 'Plegiocidaris belongs to Cidarinae'
  • 'Plococidaris belongs to Rhabdocidarinae'
  • 'Polycidaris belongs to Histocidarinae'
  • 'Polytaxicidaris belongs to Archaeocidaridae'
  • 'Poriocidaris belongs to Histocidarinae'
  • 'Porocidaris belongs to Rhabdocidarinae'
  • 'Prionocidaris belongs to Rhabdocidarinae'
  • 'Procidaris belongs to Histocidarinae'
  • 'Psychocidaridae belongs to Cidaroida'
  • 'Rhabdocidarinae was reranked as a subfamily and belongs to Cidaridae'
  • 'Rhabdocidaris belongs to Rhabdocidarinae'
  • 'Sardocidaris belongs to Psychocidaridae'
  • 'Silurocidaris belongs to Archaeocidaridae'
  • 'Sinaecidaris belongs to Stereocidarinae'
  • 'Stereocidaridae was reranked as the subfamily Stereocidarinae and belongs to Cidaridae'
  • 'Stereocidaris belongs to Stereocidaridae'
  • 'Stylocidaris belongs to Cidarinae'
  • 'Temnocidaris belongs to Stereocidarinae'
  • 'Tetracidaris belongs to Diplocidaridae'
  • 'Tretocidaris belongs to Cidarinae'
  • 'Triadocidaris belongs to Miocidaridae'
  • 'Tylocidaris belongs to Psychocidaridae'
  • 'Xenocidaris belongs to Archaeocidaridae'