Opinions from M. Iordan 1993
- 'Aulacothyris geyeri belongs to Aulacothyris' according to Bittner 1890
- 'Aulacothyris geyeri belongs to Aulacothyris'
- 'Aulacothyris incurvata belongs to Aulacothyris'
- 'Aulacothyris reflexa is recombined as Aulacothyropsis reflexa'
- 'Euxinella pamirensis belongs to Euxinella'
- 'Koninckina leopoldiaustriae belongs to Koninckina' according to Bittner 1890
- 'Koninckina leopoldiaustriae belongs to Koninckina'
- 'Mentzelia glabra belongs to Mentzelia'
- 'Norella was reranked as Rhynchonella (Norella) and belongs to Rhynchonella' according to Bittner 1892
- 'Producta leonhardi is recombined as Koninckina leonhardi'
- 'Retzia fastosa is recombined as Schwagerispira fastosa'
- 'Retzia superbescens is recombined as Neoretzia superbescens'
- 'Rhynchonella (Norella) kellneri belongs to Rhynchonella (Norella)' according to Bittner 1892
- 'Rhynchonella (Norella) kellneri is recombined as Norella kellneri'
- 'Rhynchonella fissicostata is recombined as Fissirhynchia fissicostata'
- 'Rhynchonella halophila belongs to Rhynchonella' according to Bittner 1890
- 'Rhynchonella halophila is recombined as Austriellula halophila'
- 'Rhynchonella linguligera belongs to Rhynchonella' according to Bittner 1890
- 'Rhynchonella linguligera belongs to Rhynchonella'
- 'Rhynchonella protractifrons is recombined as Volirhynchia protractifrons'
- 'Rhynchonella trinodosi is recombined as Piarorhynchella trinodosi'
- 'Spirifer mentzeli is recombined as Mentzelia mentzeli'
- 'Spiriferina acerrima belongs to Spiriferina' according to Bittner 1890
- 'Spiriferina acerrima is recombined as Sinucosta acerrima'
- 'Spiriferina fortis belongs to Spiriferina' according to Bittner 1890
- 'Spiriferina fortis belongs to Spiriferina'
- 'Spiriferina koeveskalyensis is recombined as Koeveskallina koeveskalyensis'
- 'Spiriferina pectinata is recombined as Sinucosta pectinata'
- 'Spiriferina ptychitiphila is recombined as Mentzelia ptychitiphila'
- 'Spiriferina suessi is recombined as Laballa suessi'
- 'Spiriferina terekhovi [misspelled as Costispiriferina terechovi] belongs to Costispiriferina'
- 'Spirigera dyactis belongs to Spirigera' according to Bittner 1892
- 'Spirigera dyactis is recombined as Tetractinella dyactis'
- 'Spirigera eurycolpos is recombined as Oxycolpella eurycolpos'
- 'Spirigera marmorea is recombined as Pexidella marmorea'
- 'Spirigera oxycolpos is recombined as Oxycolpella oxycolpos'
- 'Spirigera strohmayri is recombined as Pexidella strohmayeri'
- 'Spirigerellina pygmaea belongs to Spirigerellina'
- 'Terebratula (Propygope) hagar is recombined as Propygope hagar'
- 'Terebratula cornigera is recombined as Austrirhynchia cornigera'
- 'Terebratula fragilis is recombined as Punctospirella fragilis'
- 'Terebratula gregaria is recombined as Rhaetina gregaria'
- 'Terebratula margaritovi is recombined as Fletcherithyris margaritovi'
- 'Terebratula pyriformis is recombined as Rhaetina pyriformis'
- 'Terebratula subrimosa is recombined as Euxinella subrimosa'
- 'Terebratulites trigonellus is recombined as Tetractinella trigonella'
- 'Terebratulites vulgaris is recombined as Coenothyris vulgaris'
- 'Thecidium cymbula is recombined as Pomatospirella cymbula'
- 'Waldheimia austriaca is recombined as Zeilleria austriaca'
- 'Waldheimia elliptica is recombined as Zeilleria elliptica'