Opinions from A. W. Grabau 1931

  • 'Anomia lawrenciana is recombined as Richthofenia lawrenciana'
  • 'Athyris excavata belongs to Athyris'
  • 'Aulosteges gigantiformis belongs to Aulosteges'
  • 'Aulosteges grangeri belongs to Aulosteges'
  • 'Avicula kazanensis is recombined as Pseudomonotis kazanensis'
  • 'Aviculopecten englehardti is recombined as Euchondria englehardti'
  • 'Bellerophon jonesianus belongs to Bellerophon'
  • 'Bellerophon squamatus mongoliensis is recombined as Bellerophon mongoliensis'
  • 'Camarophoria purdoniformis belongs to Camarophoria'
  • 'Delthyris mucronatus is recombined as Mucrospirifer mucronatus'
  • 'Derbyella bureri belongs to Derbyella'
  • 'Derbyella minor belongs to Derbyella'
  • 'Derbyella subrotunda belongs to Derbyella'
  • 'Derbyia mongolica belongs to Derbyia'
  • 'Dielasma giganteum anteplicatum belongs to Dielasma giganteum'
  • 'Dielasma jisuense belongs to Dielasma'
  • 'Dielasma orientalis belongs to Dielasma'
  • 'Enteletes angulatoplicata belongs to Enteletes'
  • 'Enteletes nucleola belongs to Enteletes'
  • 'Enteletes obesa belongs to Enteletes'
  • 'Enteletes subobesa belongs to Enteletes'
  • 'Euomphalus mongolicus belongs to Euomphalus'
  • 'Euomphalus simuloides belongs to Euomphalus'
  • 'Flemingia gigas belongs to Flemingia'
  • 'Flemingia tepeeformis belongs to Flemingia'
  • 'Geinitzella tuberosasparsigemmata belongs to Geinitzella'
  • 'Geyerella mongolica belongs to Geyerella'
  • 'Gyronema altispiralis belongs to Gyronema'
  • 'Hemiptychina mongolica belongs to Hemiptychina'
  • 'Hemiptychina morrisi belongs to Hemiptychina'
  • 'Hemiptychina sparsiplicata is recombined as Morrisina sparsiplicata'
  • 'Hemiptychina sublaevis is recombined as Beecheria sublaevis'
  • 'Hustedia lata belongs to Hustedia'
  • 'Jisuina elegantula belongs to Jisuina'
  • 'Luciella elongata belongs to Luciella'
  • 'Luciella perlimbata belongs to Luciella'
  • 'Luciella planoconvexa belongs to Luciella'
  • 'Lyttonia nobilis belongs to Lyttonia'
  • 'Macrocheilus avellanoides is recombined as Macrochilina avellanoides'
  • 'Macrochilina (Sphaerodoma) transitoria belongs to Macrochilina (Sphaerodoma)'
  • 'Marginifera gobiensis belongs to Marginifera' according to Chao 1927
  • 'Marginifera morrisi belongs to Marginifera' according to Chao 1927
  • 'Martinia distorta belongs to Martinia'
  • 'Martinia orbicularis belongs to Martinia'
  • 'Martinia osborni belongs to Martinia'
  • 'Martinia rectangularis belongs to Martinia'
  • 'Martinia rhomboidalis belongs to Martinia'
  • 'Martinia sinensis belongs to Martinia'
  • 'Martinia spissa belongs to Martinia'
  • 'Meekella uralica belongs to Meekella'
  • 'Morrisina nana belongs to Morrisina'
  • 'Myalina falcata belongs to Myalina'
  • 'Naticopsis khurensis [misspelled as Naticopsis khoovensis] belongs to Naticopsis'
  • 'Notothyris berkeyi belongs to Notothyris'
  • 'Notothyris irregularis belongs to Notothyris'
  • 'Notothyris mongoliensis belongs to Notothyris'
  • 'Orthotetes ruber is recombined as Orthothetina ruber'
  • 'Orthotichia nana belongs to Orthotichia'
  • 'Pecten subquinquelineatus is recombined as Deltopecten subquinquelineatus'
  • 'Phymatifer coroniferus belongs to Phymatifer' according to de Koninck 1881
  • 'Platystoma indicum is recombined as Strophostylus indicus'
  • 'Polycoelia cylindrica belongs to Polycoelia'
  • 'Polycoelia longiseptata belongs to Polycoelia' according to Grabau 1928
  • 'Polycoelia longiseptata belongs to Polycoelia'
  • 'Productus fasciatus belongs to Productus' according to Kutorga 1844
  • 'Pseudamusium auriculatum belongs to Pseudamusium'
  • 'Pseudomonotis (Aviculomonotis) belongs to Pseudomonotis'
  • 'Pseudomonotis (Aviculomonotis) matthewi belongs to Pseudomonotis (Aviculomonotis)'
  • 'Pseudomonotis (Aviculomonotis) mongoliensis belongs to Pseudomonotis (Aviculomonotis)'
  • 'Pseudomonotis furcoplicatus belongs to Pseudomonotis'
  • 'Reticularia indica is recombined as Squamularia indica'
  • 'Reticularia waageni is recombined as Squamularia waageni'
  • 'Retzia grandicosta is recombined as Hustedia grandicosta'
  • 'Rhynchonella remota is recombined as Hustedia remota'
  • 'Sanguinolites modiomorphoides belongs to Sanguinolites'
  • 'Sanguinolites olseni belongs to Sanguinolites'
  • 'Schellwienella regina belongs to Schellwienella'
  • 'Soleniscus mongolicus belongs to Soleniscus'
  • 'Solenospira mongolica belongs to Solenospira'
  • 'Spirifer keilhavii is recombined as Spiriferella keilhavii'
  • 'Spirifer nucleolus belongs to Spirifer' according to Kutorga 1842
  • 'Spirifer nucleolus is recombined as Notothyris nucleolus'
  • 'Spirifer rajah is recombined as Spiriferella rajah'
  • 'Spirifer saranae is recombined as Spiriferella saranae'
  • 'Spirifera moosakhailensis is recombined as Spirifer moosakhailensis'
  • 'Spiriferella keilhaviiformis belongs to Spiriferella' according to Fredericks 1916
  • 'Spiriferella keilhaviiformis belongs to Spiriferella'
  • 'Spiriferella simplex belongs to Spiriferella'
  • 'Spiriferella wimanni belongs to Spiriferella'
  • 'Spiriferina mongolica belongs to Spiriferina'
  • 'Squamularia elegantuloides belongs to Squamularia'
  • 'Streptorhynchus broilii belongs to Streptorhynchus'
  • 'Streptorhynchus kayseri belongs to Streptorhynchus'
  • 'Streptorhynchus kayseri belongs to Streptorhynchus' according to Schellwien 1900
  • 'Striatifera corniformis belongs to Striatifera' according to Chao 1927
  • 'Terebratula superstes is recombined as Camarophoria superstes'
  • 'Uncinulus mongolicus belongs to Uncinulus'
  • 'Waagenophyllum mongoliense belongs to Waagenophyllum'
  • 'Worthenia nana belongs to Worthenia'