Opinions from V. Jaanusson and L. Ramsköld 1993

  • 'Acaste exilis is recombined as Estoniops exilis'
  • 'Achatella belongs to Pterygometopinae'
  • 'Achatella (Achatella) belongs to Achatella' according to Delo 1935
  • 'Achatella (Achatella) bailyi belongs to Achatella (Achatella)' according to Salter 1864
  • 'Achatella (Vironiaspis) belongs to Achatella'
  • 'Achatella consobrina is recombined as Achatella (Achatella) consobrina'
  • 'Calymene sclerops is recombined as Pterygometopus sclerops'
  • 'Dalmanites achates is recombined as Achatella achates'
  • 'Estoniops belongs to Pterygometopinae'
  • 'Estoniops bekkeri belongs to Estoniops' according to Mannil 1958
  • 'Estoniops fjaeckensis belongs to Estoniops'
  • 'Estoniops latus is recombined as Keilapyge latus'
  • 'Estoniops maennili belongs to Estoniops'
  • 'Estoniops oculeus belongs to Estoniops' according to Antsygin 1970
  • 'Ingriops belongs to Pterygometopinae'
  • 'Keilapyge belongs to Pterygometopinae'
  • 'Oelandiops belongs to Pterygometopinae'
  • 'Oelandiops mirificus belongs to Oelandiops'
  • 'Phacops (Pterygometopus) belongs to Phacops' according to Schmidt 1881
  • 'Phacops (Pterygometopus) kegelensis is recombined as Achatella (Vironiaspis) kegelensis'
  • 'Phacops (Pterygometopus) kuckersianus is recombined as Achatella (Vironiaspis) kuckersianus'
  • 'Phacops (Pterygometopus) laevigatus is recombined as Keilapyge laevigatus'
  • 'Phacops (Pterygometopus) nieszkowskii is recombined as Achatella (Achatella) nieszkowskii'
  • 'Phacops (Pterygometopus) panderi is recombined as Estoniops panderi'
  • 'Phacops (Pterygometopus) trigonocephala is recombined as Ingriops trigonocephala'
  • 'Phacops (Pterygometopus) trigonocephala intermedia belongs to Phacops (Pterygometopus) trigonocephala' according to Schmidt 1881
  • 'Phacops (Pterygometopus) trigonocephala intermedia is recombined as Ingriops intermedius'
  • 'Phacops sandbyensis is recombined as Estoniops sandbyensis'
  • 'Pterygometopinae belongs to Pterygometopidae'
  • 'Pterygometopus belongs to Pterygometopinae'
  • 'Pterygometopus bredensis belongs to Pterygometopus' according to Weber 1948
  • 'Pterygometopus schmidti is recombined as Achatella schmidti'
  • 'Upplandiops belongs to Pterygometopinae'
  • 'Upplandiops calvus belongs to Upplandiops'