Opinions from I. Puura and L. E. Holmer 1993

  • 'Acrothele belongs to Acrothelinae'
  • 'Acrothele coriacea belongs to Acrothele' according to Linnarsson 1876
  • 'Acrothelidae belongs to Acrotretoidea'
  • 'Acrothelinae belongs to Acrothelidae'
  • 'Acrotreta tanneri is recombined as Ceratreta tanneri'
  • 'Acrotretida belongs to Lingulata'
  • 'Acrotretidae belongs to Acrotretoidea'
  • 'Acrotretinae belongs to Acrotretidae'
  • 'Acrotretoidea belongs to Acrotretida'
  • 'Ceratreta belongs to Ceratretidae'
  • 'Ceratretidae belongs to Acrotretoidea'
  • 'Clistotrema is a subjective synonym of Keyserlingia' according to Popov et al. 1989
  • 'Dictyonema flabelliforme multithecatum belongs to Dictyonema flabelliforme' according to Bulman 1954
  • 'Elkaniidae belongs to Linguloidea'
  • 'Eoconulidae belongs to Acrotretoidea'
  • 'Eoconulus belongs to Eoconulidae'
  • 'Eosiphonotreta belongs to Siphonotretidae'
  • 'Ephippelasmatinae belongs to Ceratretidae'
  • 'Gochtia rete is recombined as Marcusodictyon rete'
  • 'Heteronema priscum is recombined as Marcusodictyon priscum'
  • 'Keyserlingia belongs to Ceratretidae'
  • 'Lamanskya belongs to Elkaniidae'
  • 'Lingulella acuta is recombined as Oepikites acutes'
  • 'Lingulella kitatiensis is recombined as Oepikites kitatiensis'
  • 'Lingulellinae belongs to Obolidae'
  • 'Lingulida belongs to Lingulata'
  • 'Linguloidea belongs to Lingulida'
  • 'Linnarssoniinae belongs to Acrotretidae'
  • 'Marcusodictyon expectans belongs to Marcusodictyon' according to Mergl 1984
  • 'Obolidae belongs to Linguloidea'
  • 'Obolinae belongs to Obolidae'
  • 'Obolus ingricus is recombined as Ungula ingrica'
  • 'Obolus inornatus is recombined as Ungula inornata'
  • 'Obolus triangularis is a subjective synonym of Ungula triangularis'
  • 'Oepikites belongs to Obolinae'
  • 'Oepikites elongatus belongs to Oepikites' according to Popov and Khazanovitch 1984
  • 'Oepikites fragilis belongs to Oepikites' according to Popov and Khazanovitch 1984
  • 'Oepikites macilentus belongs to Oepikites' according to Khazanovitch and Popov 1894
  • 'Oepikites triquetrus belongs to Oepikites' according to Popov and Khazanovitch 1984
  • 'Orbicula buchii is recombined as Keyserlingia buchii'
  • 'Orbicula reversa is recombined as Keyserlingia reversa'
  • 'Orbithele belongs to Acrothelinae'
  • 'Paterinida belongs to Lingulata'
  • 'Pomeraniotreta belongs to Ephippelasmatinae'
  • 'Pomeraniotreta biernati belongs to Pomeraniotreta' according to Bednarczyk 1986
  • 'Pomeraniotreta biernati belongs to Pomeraniotreta' according to Bednarczyk 1986
  • 'Quadrisonia belongs to Acrotretinae'
  • 'Rowellella belongs to Lingulellinae'
  • 'Schmidtia celata is recombined as Schmidtites celatus'
  • 'Schmidtites belongs to Obolinae'
  • 'Siphonotretida belongs to Lingulata'
  • 'Siphonotretidae belongs to Siphonotretoidea'
  • 'Siphonotretoidea belongs to Siphonotretida'
  • 'Stilpnotreta belongs to Linnarssoniinae'
  • 'Torynelasmatinae belongs to Acrotretidae'
  • 'Treptotreta belongs to Acrotretinae'
  • 'Ungula belongs to Obolinae'
  • 'Ungula convexa belongs to Ungula' according to Pander 1830
  • 'Ungula triangularis belongs to Ungula'
  • 'Ungula triangularis is a subjective synonym of Ungula inornata' according to Popov et al. 1989