Opinions from Yu. M. Bychkov et al. 1976
- 'Aequipecten anjuensis is recombined as Kolymonectes anjuensis'
- 'Aequipecten staeschei is recombined as Kolymonectes staeschei'
- 'Ammonites debilis is recombined as Rhacophyllites debilis'
- 'Ammonites sphaerophyllus is recombined as Monophyllites sphaerophyllus'
- 'Ammonites voiti is recombined as Hollandites voiti'
- 'Amphipopanoceras dzeginense belongs to Amphipopanoceras' according to Voinova 1947
- 'Amphipopanoceras dzeginense belongs to Amphipopanoceras'
- 'Anahedenstroemia tscherskii is recombined as Hedenstroemia tscherskii'
- 'Anakashmirites borealis belongs to Anakashmirites'
- 'Anasibirites ochotensis belongs to Anasibirites'
- 'Anawasatchites tardus is recombined as Wasatchites tardus'
- 'Anodontophora omolonica belongs to Anodontophora'
- 'Anodontophora sublettica belongs to Anodontophora' according to Kiparisova 1966
- 'Anodontophora sublettica belongs to Anodontophora'
- 'Arcestes colonus belongs to Arcestes'
- 'Arcestes intuslabiatus belongs to Arcestes'
- 'Arcestes seimkanensis belongs to Arcestes'
- 'Arctogymnites sonini belongs to Arctogymnites'
- 'Arctohungarites burgaliensis belongs to Arctohungarites'
- 'Arctohungarites kharaulakhensis belongs to Arctohungarites'
- 'Arctoptychites kruzini belongs to Arctoptychites'
- 'Atomodesma errabunda belongs to Atomodesma'
- 'Aulacothyroideidae belongs to Terebratulida'
- 'Aulacothyroides belongs to Aulacothyroideidae'
- 'Aulacothyroides bulkutensis belongs to Aulacothyroides'
- 'Avicula ochotica is recombined as Monotis ochotica'
- 'Bakevellia (Neobakevellia) monobensis belongs to Bakevellia (Neobakevellia)' according to Nakazawa 1954
- 'Bakevellia (Neobakevellia) monobensis belongs to Bakevellia (Neobakevellia)'
- 'Bellerophon vaceki belongs to Bellerophon'
- 'Beyrichites dunni belongs to Beyrichites'
- 'Beyrichites osmonti belongs to Beyrichites'
- 'Bureiamya belongs to Pholadomyidae'
- 'Canadospira ochotica belongs to Canadospira' according to Dagys 1972
- 'Cardinia indigirkaensis belongs to Cardinia' according to Kiparisova 1947
- 'Cardinia indigirkaensis belongs to Cardinia'
- 'Cardita viligensis belongs to Cardita' according to Kiparisova 1966
- 'Cardita viligensis belongs to Cardita'
- 'Cardium cloacinum is recombined as Cardita cloacina'
- 'Cassianella lingulata belongs to Cassianella'
- 'Cassianella simplex belongs to Cassianella'
- 'Cassianella simplex belongs to Cassianella' according to Kiparisova 1966
- 'Ceratites (Gymnotoceras) spurri is recombined as Gymnotoceras spurri'
- 'Ceratites decipiens is recombined as Czekanowskites decipiens'
- 'Ceratites eichwaldi is recombined as Sibirites eichwaldi'
- 'Ceratites hayesi is recombined as Czekanowskites hayesi'
- 'Ceratites hedenstroemi is recombined as Hedenstroemia hedenstroemi'
- 'Ceratites humboldtensis is recombined as Frechites humboldtensis'
- 'Ceratites middendorffi is recombined as Keyserlingites middendorffi'
- 'Ceratites nevadanus is recombined as Frechites nevadanus'
- 'Ceratites nikitini is recombined as Keyserlingites nikitini'
- 'Ceratites schrenki is recombined as Keyserlingites schrenki'
- 'Chlamys (Camptochlamys) inspecta belongs to Chlamys (Camptochlamys)' according to Kiparisova 1966
- 'Chlamys (Chlamys) anscutella belongs to Chlamys (Chlamys)'
- 'Chlamys (Chlamys) mojsisovicsi belongs to Chlamys (Chlamys)' according to Kobayashi and Ichikawa 1949
- 'Chlamys (Chlamys) nenkalensis belongs to Chlamys (Chlamys)'
- 'Chlamys (Chlamys) privalnajensis belongs to Chlamys (Chlamys)' according to Polubotko 1966
- 'Chlamys (Ochotochlamys) korkodonensis belongs to Chlamys (Ochotochlamys)'
- 'Chlamys (Ochotochlamys) noricus belongs to Chlamys (Ochotochlamys)'
- 'Cladiscites beyrichi belongs to Cladiscites'
- 'Claraia stachei belongs to Claraia'
- 'Clionites spiniger belongs to Clionites' according to Popov 1939
- 'Clionites spiniger is recombined as Neosirenites spiniger'
- 'Clypeoceras gantmani is recombined as Koninckites gantmani'
- 'Columbites morpheos is recombined as Tompophiceras morpheos'
- 'Corbis mellingi is recombined as Schafhaeutlia mellingi'
- 'Cordillerites bicarinatus belongs to Cordillerites'
- 'Danubites borealis belongs to Danubites' according to Kiparisova 1937
- 'Danubites borealis belongs to Danubites'
- 'Daonella belongs to Halobiidae'
- 'Daonella densisulcata belongs to Daonella' according to Yabe and Schimizu 1927
- 'Daonella korkodonica belongs to Daonella'
- 'Daonella prima belongs to Daonella' according to Kiparisova 1947
- 'Daonella subarctica belongs to Daonella' according to Popov 1946
- 'Dentospiriferina pepeliaevi belongs to Dentospiriferina'
- 'Dieneroceras demokidovi belongs to Dieneroceras'
- 'Dieneroceras khelaliense belongs to Dieneroceras' according to Popov 1961
- 'Dieneroceras nikabitensis [misspelled as Dieneroceras nikabitense] belongs to Dieneroceras'
- 'Dinarites spiniplicatus is recombined as Olenikites spiniplicatus'
- 'Discophyllites nikolaevi belongs to Discophyllites' according to Popov 1958
- 'Discophyllites nikolaevi belongs to Discophyllites'
- 'Discophyllites taimyrensis belongs to Discophyllites'
- 'Discoptychites korkodonensis belongs to Discoptychites'
- 'Discoptychites subfastigatus belongs to Discoptychites'
- 'Entolium kolymaense belongs to Entolium' according to Kiparisova 1947
- 'Entolium oebergi belongs to Entolium' according to Lundgren 1883
- 'Episageceras dorogoyi belongs to Episageceras'
- 'Germanonautilus brooksi belongs to Germanonautilus'
- 'Gervillia arctica is recombined as Bakevellia (Maizuria) arctica'
- 'Gervillia reticularis belongs to Gervillia'
- 'Glyptophiceras extremum is recombined as Tompophiceras extremum'
- 'Grambergia olenekensis belongs to Grambergia'
- 'Grambergia taimyrensis belongs to Grambergia'
- 'Groenlandites nielseni belongs to Groenlandites'
- 'Gryphaea arcuataeformis belongs to Gryphaea'
- 'Gryphaea keilhaui belongs to Gryphaea'
- 'Gryphaea keilhaui belongs to Gryphaea' according to Boehm 1903
- 'Gymnotoceras sublaqueatum belongs to Gymnotoceras'
- 'Halobia alaskana belongs to Halobia'
- 'Halobia aotii belongs to Halobia'
- 'Halobia asperella belongs to Halobia'
- 'Halobia atsuensis belongs to Halobia'
- 'Halobia atsuensis belongs to Halobia' according to Tokuyama 1959
- 'Halobia austriaca belongs to Halobia'
- 'Halobia bujundaensis belongs to Halobia'
- 'Halobia cordillerana belongs to Halobia'
- 'Halobia dubia is recombined as Daonella dubia'
- 'Halobia fallax belongs to Halobia'
- 'Halobia halorica belongs to Halobia'
- 'Halobia hoernesi belongs to Halobia' according to Mojsisovics 1874
- 'Halobia hoernesi belongs to Halobia'
- 'Halobia indigirensis belongs to Halobia' according to Popov 1948
- 'Halobia kawadai belongs to Halobia' according to Yehara 1927
- 'Halobia kawadai belongs to Halobia'
- 'Halobia kolymensis belongs to Halobia'
- 'Halobia kolymensis belongs to Halobia' according to Kiparisova 1937
- 'Halobia kudleyi belongs to Halobia'
- 'Halobia maximiliani belongs to Halobia'
- 'Halobia moluccana belongs to Halobia'
- 'Halobia moluccana belongs to Halobia' according to Wanner 1907
- 'Halobia neregensis belongs to Halobia'
- 'Halobia obruchevi belongs to Halobia'
- 'Halobia occidentalis is recombined as Claraia occidentalis'
- 'Halobia omkutchanica belongs to Halobia'
- 'Halobia omolonensis belongs to Halobia'
- 'Halobia ornatissima belongs to Halobia'
- 'Halobia plicosa belongs to Halobia'
- 'Halobia plicosa belongs to Halobia' according to Mojsisovics 1874
- 'Halobia praesuperba belongs to Halobia'
- 'Halobia septentrionalis belongs to Halobia'
- 'Halobia subsedaka belongs to Halobia'
- 'Halobia subsedaka belongs to Halobia' according to Tokuyama 1959
- 'Halobia superba belongs to Halobia'
- 'Halobia verchojanensis belongs to Halobia'
- 'Halobia zhilnensis belongs to Halobia'
- 'Halorella belongs to Halorellidae'
- 'Halorellidae belongs to Rhynchonellida'
- 'Harpax kolymica is recombined as Plicatula (Harpax) kolymica'
- 'Himavatites canadensis belongs to Himavatites'
- 'Hoernesia torta belongs to Hoernesia'
- 'Holcorhynchia borealis is recombined as Sulcorhynchia borealis'
- 'Hollandites orientalis belongs to Hollandites' according to Bytschkov and Kiparisova 1968
- 'Hollandites orientalis belongs to Hollandites'
- 'Hollandites suborientalis belongs to Hollandites'
- 'Hungarites involutus is recombined as Arctohungarites involutus'
- 'Hungarites triformis is recombined as Arctohungarites triformis'
- 'Indigirites argatassensis is recombined as Nathorstites argatussensis'
- 'Indigirites krugi belongs to Indigirites'
- 'Indonautilus kraffti belongs to Indonautilus' according to Mojsisovics 1902
- 'Indonautilus kraffti belongs to Indonautilus'
- 'Inoceramus ussuriensis is recombined as Otapiria ussuriensis'
- 'Karangatites evolutus belongs to Karangatites'
- 'Kiparisovia belongs to Gymnitidae'
- 'Kiparisovia khivachensis belongs to Kiparisovia'
- 'Kolymithyris belongs to Zeilleridae'
- 'Kolymithyris vastus belongs to Kolymithyris'
- 'Kolymonectes belongs to Pectinidae'
- 'Laballa bittneri is recombined as Pseudolaballa bittneri'
- 'Laballidae belongs to Spiriferida'
- 'Leda skorochodi belongs to Leda'
- 'Lenotropites karangatiensis belongs to Lenotropites' according to Popov 1961
- 'Lenotropites karangatiensis belongs to Lenotropites'
- 'Lima naumanni belongs to Lima' according to Kobayashi and Ichikawa 1951
- 'Lima naumanni belongs to Lima'
- 'Lima subdistincta belongs to Lima' according to Kiparisova 1966
- 'Lima subdistincta belongs to Lima'
- 'Lima transversa belongs to Lima' according to Polubotko 1966
- 'Lima transversa belongs to Lima'
- 'Lobites kolymensis belongs to Lobites' according to Bytschkov 1968
- 'Lobites kolymensis belongs to Lobites'
- 'Lobothyris belongs to Terebratulidae'
- 'Lobothyris tuchkovi belongs to Lobothyris'
- 'Longobardites arkagalensis belongs to Longobardites'
- 'Longobardites taimyrensis belongs to Longobardites'
- 'Lyssochlamys belongs to Pectinidae'
- 'Lyssochlamys ochotica belongs to Lyssochlamys' according to Kiparisova 1966
- 'Malletoptychites kotschetkovi belongs to Malletoptychites'
- 'Meekoceras keyserlingi is recombined as Boreomeekoceras keyserlingi'
- 'Meekoceras rotundatum is recombined as Arctomeekoceras rotundatum'
- 'Meleagrinella formosa belongs to Meleagrinella' according to Vozin 1964
- 'Meleagrinella omolonensis belongs to Meleagrinella'
- 'Mentzelia rotunda is recombined as Viligella rotunda'
- 'Minetrigonia anadyrensis belongs to Minetrigonia' according to Kiparisova 1966
- 'Minetrigonia anadyrensis belongs to Minetrigonia'
- 'Minetrigonia bulunensis belongs to Minetrigonia' according to Kiparisova 1966
- 'Minetrigonia bulunensis belongs to Minetrigonia'
- 'Modiolus gibbus belongs to Modiolus'
- 'Modiolus gibbus belongs to Modiolus' according to Kiparisova 1966
- 'Modiolus kutinskensis belongs to Modiolus'
- 'Modiolus kutinskensis belongs to Modiolus' according to Efimova 1966
- 'Monophyllites (Ussurites) yabei is recombined as Ussurites yabei'
- 'Monophyllites arthaberi is recombined as Ussurites arthaberi'
- 'Monotis (Eomonotis) jakutica is recombined as Monotis jakutica'
- 'Monotis anjuensis belongs to Monotis' according to Bytschkov and Efimova 1966
- 'Monotis ovalis is recombined as Claraia ovalis'
- 'Monotis pinensis belongs to Monotis' according to Westermann 1962
- 'Monotis subcircularis belongs to Monotis'
- 'Monotis versicostata belongs to Monotis' according to Bytschkov 1966
- 'Monotis versicostata is recombined as Otapiria versicostata'
- 'Myalina belongs to Myalinidae'
- 'Myalina pavligae belongs to Myalina'
- 'Myalina schamarae belongs to Myalina'
- 'Myophorigonia kolymensis belongs to Myophorigonia'
- 'Myophoriopis gregaroides belongs to Myophoriopis' according to Philippi 1898
- 'Myophoriopis gregaroides belongs to Myophoriopis'
- 'Mytilus minutus is recombined as Modiolus minutus'
- 'Nathorstites lindstroemi belongs to Nathorstites' according to Boehm 1903
- 'Nathorstites sublenticularis belongs to Nathorstites' according to Popov 1961
- 'Nathorstites sublenticularis belongs to Nathorstites'
- 'Nathorstites tenuis belongs to Nathorstites' according to Stolley 1911
- 'Nautilus spirolobus is recombined as Proclydonautilus spirolobus'
- 'Neocladiscites parenicus belongs to Neocladiscites'
- 'Neosirenites aculeatus belongs to Neosirenites'
- 'Neosirenites pseudopentastichus belongs to Neosirenites'
- 'Nordophiceras olenekensis [misspelled as Nordophiceras olenekense] belongs to Nordophiceras'
- 'Norella tibetica is recombined as Sulcorhynchia tibetica'
- 'Ochotathyris belongs to Spirigerellidae'
- 'Ochotomya belongs to Ceratomyidae'
- 'Ochotomya anmandykanensis belongs to Ochotomya'
- 'Ochotomya anyuensis belongs to Ochotomya'
- 'Ochotomya terechovae belongs to Ochotomya'
- 'Olenikites [misspelled as Olenekites] belongs to Sibiritidae'
- 'Omolonella belongs to Praecyclothyrididae'
- 'Omolonella korkodonica belongs to Omolonella'
- 'Omolonella omolonensis belongs to Omolonella'
- 'Ophiceras subleptodiscus is recombined as Xenodiscus subleptodiscus'
- 'Orientospira gregaria belongs to Orientospira'
- 'Otapiria annulata belongs to Otapiria'
- 'Otapiria korkodonensis belongs to Otapiria'
- 'Otoceras boreale belongs to Otoceras'
- 'Owenitidae belongs to Ceratitida'
- 'Oxycolpella ochotica is recombined as Ochotathyris ochotica'
- 'Oxytoma anadyrensis belongs to Oxytoma'
- 'Oxytoma atsuensis belongs to Oxytoma' according to Tokuyama 1959
- 'Oxytoma koniensis belongs to Oxytoma'
- 'Oxytoma mojsisovicsi belongs to Oxytoma'
- 'Oxytoma omolonensis belongs to Oxytoma' according to Kiparisova 1936
- 'Oxytoma tokuyamae belongs to Oxytoma'
- 'Oxytoma zitteli belongs to Oxytoma' according to Teller 1886
- 'Palaeoneilo olenekensis belongs to Palaeoneilo'
- 'Palaeopharus buriji belongs to Palaeopharus' according to Kiparisova 1954
- 'Palaeopharus buriji belongs to Palaeopharus'
- 'Palaeopharus kiparisovae belongs to Palaeopharus' according to Efimova 1966
- 'Palaeopharus kiparisovae belongs to Palaeopharus'
- 'Palaeopharus magadanicus belongs to Palaeopharus' according to Bytschkov 1966
- 'Palaeopharus magadanicus belongs to Palaeopharus'
- 'Palaeopharus raricostatus belongs to Palaeopharus' according to Bytschkov 1966
- 'Palaeopharus raricostatus belongs to Palaeopharus'
- 'Paranannites globosus belongs to Paranannites'
- 'Paranorites tsaregradskii belongs to Paranorites'
- 'Parapopanoceras paniculatum belongs to Parapopanoceras'
- 'Parapopanoceras plicatum belongs to Parapopanoceras'
- 'Parasibirites efimovae belongs to Parasibirites'
- 'Parasibirites kolymensis belongs to Parasibirites'
- 'Parasibirites rariaculeatus belongs to Parasibirites'
- 'Parasphingites belongs to Owenitidae'
- 'Parasphingites janaensis belongs to Parasphingites' according to Popov 1961
- 'Parasphingites janaensis belongs to Parasphingites'
- 'Paratibetites seimkanensis belongs to Paratibetites'
- 'Paratrachyceras ulynense belongs to Paratrachyceras'
- 'Pecten (Velopecten) suzukii is recombined as Tosapecten suzukii'
- 'Pectinites salinarius is recombined as Monotis salinaria'
- 'Pennospiriferina costata belongs to Pennospiriferina' according to Dagys 1972
- 'Pennospiriferina popovi belongs to Pennospiriferina'
- 'Piarorhynchia atrita is recombined as Planirhynchia atrita'
- 'Piarorhynchia diva belongs to Piarorhynchia'
- 'Piarorhynchia formalis belongs to Piarorhynchia'
- 'Piarorhynchia viligensis belongs to Piarorhynchia'
- 'Piarorhynchia yakutica is recombined as Planirhynchia yakutica'
- 'Pinacoceras insectum is recombined as Megaphyllites insectus'
- 'Pinacoceras symmetricum is recombined as Placites symmetricus'
- 'Pinacoceras verchojanicum belongs to Pinacoceras'
- 'Plagiostoma praecursor belongs to Plagiostoma'
- 'Planirhynchia belongs to Praecyclothyrididae'
- 'Pleuromysidia dubia is recombined as Otapiria dubia'
- 'Pleuronectites discites is recombined as Entolium discites'
- 'Popanoceras lenticulare is recombined as Nathorstites lenticularis'
- 'Popanoceras mcconnelli is recombined as Nathorstites mcconnelli'
- 'Posidonia belongs to Rhombopteriidae'
- 'Posidonia aranea is recombined as Claraia aranea'
- 'Posidonia christophori belongs to Posidonia' according to Popov 1948
- 'Posidonia ekiatapensis belongs to Posidonia'
- 'Posidonia mimer belongs to Posidonia'
- 'Posidonia sossunovi belongs to Posidonia'
- 'Posidonia subtilis belongs to Posidonia' according to Bytschkov and Efimova 1968
- 'Prosphingites belongs to Owenitidae'
- 'Prosphingites karangatiensis belongs to Prosphingites' according to Popov 1968
- 'Prosphingites karangatiensis belongs to Prosphingites'
- 'Prosphingites tenuis belongs to Prosphingites'
- 'Protrachyceras omkutchanicum belongs to Protrachyceras'
- 'Protrachyceras seimkanense belongs to Protrachyceras'
- 'Pseudohalorella sibirica belongs to Pseudohalorella'
- 'Pseudolaballa belongs to Laballidae'
- 'Pseudomonotis scutiformis is recombined as Monotis scutiformis'
- 'Pseudomonotis zabaikalica belongs to Pseudomonotis' according to Kiparisova 1936
- 'Pseudomonotis zabaikalica is recombined as Monotis zabaikalica'
- 'Pseudosageceras multilobatum belongs to Pseudosageceras'
- 'Ptychites kolymensis is recombined as Aristoptychites kolymensis'
- 'Ptychites latifrons belongs to Ptychites'
- 'Ptychites tibetanus belongs to Ptychites' according to Mojsisovics 1886
- 'Ptychites tibetanus belongs to Ptychites'
- 'Rhynchonella nakajimensis belongs to Rhynchonella' according to Ichikawa 1949
- 'Rhynchonella nakajimensis is recombined as Neoschizodus nakajimensis'
- 'Sagenopteris belongs to Caytoniaceae'
- 'Siberionautilus multilobatus belongs to Siberionautilus'
- 'Sibirites grambergi is recombined as Parasibirites grambergi'
- 'Sibirites pretiosus belongs to Sibirites'
- 'Sinuplicorhynchia kegalensis belongs to Sinuplicorhynchia'
- 'Sirenites hayesi belongs to Sirenites'
- 'Sirenites irregularis belongs to Sirenites' according to Kiparisova 1937
- 'Sirenites irregularis is recombined as Neosirenites irregularis'
- 'Sirenites nelgehensis is recombined as Argosirenites nelgehensis'
- 'Sirenites obrucevi is recombined as Argosirenites obrucevi'
- 'Sirenites yakutensis belongs to Sirenites'
- 'Sphaerocladiscites omolonensis belongs to Sphaerocladiscites'
- 'Spiriferina asiatica is recombined as Costispiriferina asiatica'
- 'Spiriferina canadensis is recombined as Canadospira canadensis'
- 'Spiriferina shalshalensis is recombined as Costispiriferina shalshalensis'
- 'Spiriferina terekhovi is recombined as Costispiriferina terekhovi'
- 'Spirigerellinae was reranked as the family Spirigerellidae and belongs to Athyridida'
- 'Stenopopanoceras mirabile belongs to Stenopopanoceras'
- 'Striatosirenites buralkitensis belongs to Striatosirenites' according to Popov 1961
- 'Striatosirenites kedonensis belongs to Striatosirenites'
- 'Striatosirenites kinasovi belongs to Striatosirenites'
- 'Striatosirenites repini belongs to Striatosirenites'
- 'Striatosirenites seimkanensis belongs to Striatosirenites'
- 'Striatosirenites ulynensis belongs to Striatosirenites'
- 'Terebratula amphitoma is recombined as Halorella amphitoma'
- 'Tosapecten chivatchensis belongs to Tosapecten'
- 'Tosapecten efimovae belongs to Tosapecten'
- 'Tosapecten merzljakovi belongs to Tosapecten'
- 'Tosapecten simakovi belongs to Tosapecten'
- 'Tosapecten subpolaris belongs to Tosapecten'
- 'Triaphorus multiformis belongs to Triaphorus'
- 'Triaphorus zyrjankaensis belongs to Triaphorus'
- 'Trigonodus praelongus belongs to Trigonodus'
- 'Ussurites sokolovi belongs to Ussurites' according to Popov 1961
- 'Ussurites sokolovi belongs to Ussurites'
- 'Xenaspis vronskyi is recombined as Xenodiscus vronskyi'
- 'Xenodiscus karpinskii is recombined as Nordophiceras karpinskii'
- 'Xenodiscus kiparisovae belongs to Xenodiscus'
- 'Xenodiscus schmidti is recombined as Nordophiceras schmidti'
- 'Zeilleria kolymensis is recombined as Kolymithyris kolymensis'
- 'Zugmayerella eurea belongs to Zugmayerella'