Opinions from K. Shimada et al. 2006
- 'Abdobalistum belongs to Nursalliidae'
- 'Albulidae belongs to Albuloidei'
- 'Archaeolamna belongs to Cretoxyrhinidae'
- 'Bananogmius belongs to Plethodidae'
- 'Callodus coronatus belongs to Callodus'
- 'Carcharias belongs to Odontaspididae'
- 'Cenocarcharias is a subjective synonym of Carcharias'
- 'Corax baharijensis is a subjective synonym of Squalicorax curvatus'
- 'Corax boreaui belongs to Corax' according to Coquand 1860
- 'Corax boreaui is a subjective synonym of Squalicorax falcatus'
- 'Corax curvatus belongs to Corax' according to Williston 1900
- 'Corax curvatus is recombined as Squalicorax curvatus'
- 'Corax elongatus belongs to Corax' according to Coquand 1860
- 'Corax elongatus is a subjective synonym of Squalicorax falcatus'
- 'Corax falcatus is recombined as Squalicorax falcatus'
- 'Corax heterodon belongs to Corax' according to Reuss 1845
- 'Corax heterodon is a subjective synonym of Squalicorax falcatus'
- 'Corax obliquus belongs to Corax' according to Reuss 1845
- 'Corax obliquus is a subjective synonym of Squalicorax falcatus'
- 'Cretodus belongs to Cretoxyrhinidae'
- 'Cretolamna is corrected as Cretalamna and belongs to Cretoxyrhinidae'
- 'Cretomanta canadensis belongs to Cretomanta'
- 'Cretoxyrhina belongs to Cretoxyrhinidae'
- 'Enchodontidae belongs to Enchodontoidei'
- 'Enchodus belongs to Enchodontidae'
- 'Enchodus gladiolus belongs to Enchodus'
- 'Enchodus petrosus belongs to Enchodus'
- 'Enchodus shumardi belongs to Enchodus'
- 'Erisichthe nitida is recombined as Protosphyraena nitida'
- 'Esox lewesiensis is recombined as Enchodus lewesiensis'
- 'Galeocerdo hartwellii is a subjective synonym of Squalicorax falcatus'
- 'Ichthyodectes belongs to Ichthyodectidae'
- 'Ichthyodectidae belongs to Ichthyodectiformes'
- 'Johnlongia belongs to Odontaspididae'
- 'Lamna appendiculata is recombined as Cretalamna appendiculata'
- 'Lamna mantellii is recombined as Cretoxyrhina mantelli'
- 'Microcorax belongs to Anacoracidae'
- 'Microcorax crassus belongs to Microcorax'
- 'Micropycnodon belongs to Pycnodontidae'
- 'Nursallia belongs to Nursalliidae'
- 'Nursallia veronae belongs to Nursallia' according to Blot 1987
- 'Nursallia veronae belongs to Nursallia'
- 'Nursalliidae belongs to Pycnodontiformes'
- 'Odontaspis amonensis is recombined as Carcharias amonensis'
- 'Odontaspis kopingensis is recombined as Archaeolamna kopingensis'
- 'Odontaspis parvidens is recombined as Johnlongia parvidens'
- 'Odontaspis saskatchewanensis is recombined as Carcharias saskatchewanensis'
- 'Odontaspis tenuiplicatus is recombined as Carcharias tenuiplicatus'
- 'Otodus crassus belongs to Otodus' according to Woodward 1888
- 'Otodus crassus is a subjective synonym of Cretodus semiplicatus'
- 'Otodus divaricatus is a subjective synonym of Cretodus semiplicatus'
- 'Otodus latus is a subjective synonym of Cretalamna appendiculata'
- 'Otodus michoni belongs to Otodus' according to Coquand 1860
- 'Otodus michoni is a subjective synonym of Cretodus semiplicatus'
- 'Otodus semiplicatus is recombined as Cretodus semiplicatus'
- 'Otodus sulcatus is a subjective synonym of Cretodus semiplicatus'
- 'Oxyrhina extenta is a subjective synonym of Cretoxyrhina mantelli'
- 'Pachycormidae belongs to Pachycormiformes'
- 'Pachyrhizodontidae belongs to Elopiformes'
- 'Pachyrhizodus belongs to Pachyrhizodontidae'
- 'Pachyrhizodus basalis belongs to Pachyrhizodus'
- 'Pachyrhizodus minimus belongs to Pachyrhizodus'
- 'Palaeobalistum belongs to Nursalliidae'
- 'Palaeobalistum orbiculatum belongs to Palaeobalistum' according to Blainville 1818
- 'Palaeobalistum orbiculatum belongs to Palaeobalistum'
- 'Pararhincodon belongs to Parascylliidae'
- 'Plethodidae belongs to Tselfatiiformes'
- 'Polygonodon audax is recombined as Xiphactinus audax'
- 'Polygonodon audax is recombined as Saurocephalus audax' according to Cope 1850
- 'Polygonodon vetus is recombined as Xiphactinus vetus'
- 'Portheus lestrio is a subjective synonym of Xiphactinus audax'
- 'Portheus lowii is a subjective synonym of Xiphactinus audax'
- 'Portheus molossus is a subjective synonym of Xiphactinus audax'
- 'Portheus mudgei is a subjective synonym of Xiphactinus audax'
- 'Protosphyraena belongs to Pachycormidae'
- 'Protosphyraena bentoniana belongs to Protosphyraena' according to A. Stewart 1898
- 'Protosphyraena bentoniana belongs to Protosphyraena'
- 'Ptychodus belongs to Ptychodontidae'
- 'Ptychodus anonymus belongs to Ptychodus'
- 'Ptychodus decurrens belongs to Ptychodus'
- 'Ptychodus depressus is a subjective synonym of Ptychodus decurrens'
- 'Ptychodus multistriatus is a subjective synonym of Ptychodus decurrens'
- 'Ptychodus occidentalis belongs to Ptychodus'
- 'Ptychodus oweni is a subjective synonym of Ptychodus decurrens'
- 'Ptychotrygon belongs to Sclerorhynchidae'
- 'Pycnodontes is corrected as Pycnodontidae and belongs to Pycnodontiformes'
- 'Pycnomicrodon belongs to Pycnodontidae' according to Hibbard and Graffham 1941
- 'Pycnomicrodon kansasensis is recombined as Micropycnodon kansasensis'
- 'Pycnomicrodon kansasensis belongs to Pycnomicrodon' according to Hibbard and Graffham 1941
- 'Rhinobatos belongs to Rhinobatidae'
- 'Saurocephalus thaumas belongs to Saurocephalus' according to Cope 1870
- 'Saurocephalus thaumas is recombined as Portheus thaumas' according to Cockerell 1908
- 'Saurocephalus thaumas is a subjective synonym of Xiphactinus audax'
- 'Scyllium rugosus is a subjective synonym of Cretodus semiplicatus'
- 'Squalicorax belongs to Anacoracidae'
- 'Xiphactinus belongs to Ichthyodectidae'
- 'Xiphactinus brachygnathus is a subjective synonym of Xiphactinus audax'