Opinions from T. W. Amsden 1974

  • 'Eospirigerina praemarginalis is a subjective synonym of Eospirigerina putilla'
  • 'Atrypa tubulistriata belongs to Atrypa' according to Savage 1913
  • 'Atrypa tubulistriata is recombined as Cliftonia (Cliftonia) tubulistriata' according to Ulrich and Cooper 1936
  • 'Atrypa tubulistriata is recombined as Cliftonia tubulistriata'
  • 'Biparetis belongs to Laptaenidae'
  • 'Biparetis paucirugosus belongs to Biparetis'
  • 'Brachyprion latisculptilis is recombined as Rafinesquina latisculptilis'
  • 'Brachyprion stropheodontoides belongs to Brachyprion' according to Savage 1913
  • 'Brachyprion stropheodontoides is recombined as Rafinesquina stropheodontoides'
  • 'Brevilamnulella belongs to Virgianidae'
  • 'Camarotoechia antiqua is recombined as Stegerhynchus antiqua'
  • 'Centronella billingsiana belongs to Centronella' according to Meek and Worthen 1868
  • 'Centronella billingsiana is recombined as Whitfieldella billingsana' according to Savage 1913
  • 'Centronella billingsiana is recombined as Whitfieldella billingsana'
  • 'Cliftonia (Cliftonia) belongs to Cliftonia' according to Foerste 1909
  • 'Clorinda thebesensis is recombined as Brevilamnulella thebesensis'
  • 'Dalmanella edgewoodensis belongs to Dalmanella' according to Savage 1913
  • 'Dalmanella edgewoodensis belongs to Dalmanella'
  • 'Dolerorthis savagei belongs to Dolerorthis'
  • 'Hemipronites propinquus is recombined as Coolinia propinquua'
  • 'Cryptothyrella ambigua is a subjective synonym of Cryptothyrella ovoides'
  • 'Hirnantia noixella belongs to Hirnantia'
  • 'Homoeospira fiscellostriata belongs to Homoeospira'
  • 'Homoeospira subcircularis belongs to Homoeospira' according to Savage 1913
  • 'Homoeospira subcircularis is a subjective synonym of Homoeospira fiscellostriata'
  • 'Leptaena aequalis belongs to Leptaena'
  • 'Leptoskelidion belongs to Linoporellidae'
  • 'Leptoskelidion septulosum belongs to Leptoskelidion'
  • 'Orthis missouriensis belongs to Orthis' according to Shumard 1855
  • 'Orthis missouriensis is recombined as Schuchertella missouriensis' according to Savage 1913
  • 'Rafinesquina mesicosta belongs to Rafinesquina' according to Shumard 1860
  • 'Rafinesquina mesicosta mesistria belongs to Rafinesquina mesicosta' according to Savage 1913
  • 'Rafinesquina mesistria is a subjective synonym of Rafinesquina stropheodontoides'
  • 'Thebesia parva is a subjective synonym of Thebesia thebesensis'
  • 'Schuchertella missouriensis convexa belongs to Schuchertella missouriensis' according to Savage 1913
  • 'Schuchertella missouriensis convexa is recombined as Coolinia convexa'
  • 'Strophomena satterfieldi belongs to Strophomena'
  • 'Thaerodonta johnsonella belongs to Thaerodonta'
  • 'Whitfieldella ovoides is recombined as Cryptothyrella ovoides'
  • 'Zygospira putilla is recombined as Eospirigerina putilla'