Opinions from P. J. Clapham and J. G. Mead 1999
- 'Balaena allamack is a subjective synonym of Megaptera novaeangliae'
- 'Balaena allamack belongs to Balaena' according to Gray 1846
- 'Balaena atlanticus belongs to Balaena' according to Hurdis 1897
- 'Balaena atlanticus is a subjective synonym of Megaptera novaeangliae'
- 'Balaena boops is a subjective synonym of Megaptera novaeangliae'
- 'Balaena lalandii belongs to Balaena' according to Fischer 1829
- 'Balaena lalandii is a subjective synonym of Megaptera novaeangliae'
- 'Balaena longimana is a subjective synonym of Megaptera novaeangliae'
- 'Megaptera longipinna is a subjective synonym of Megaptera novaeangliae'
- 'Balaena nodosa is a subjective synonym of Megaptera novaeangliae'
- 'Balaena novaeangliae is recombined as Megaptera novaeangliae'
- 'Balaenoptera astrolabae belongs to Balaenoptera' according to Pucheran 1853
- 'Balaenoptera astrolabae is a subjective synonym of Megaptera novaeangliae'
- 'Balaenoptera australis is a subjective synonym of Megaptera novaeangliae'
- 'Balaenoptera capensis belongs to Balaenoptera' according to Smith 1835
- 'Balaenoptera capensis is a subjective synonym of Megaptera novaeangliae'
- 'Balaenoptera leucopteron belongs to Balaenoptera' according to Lesson 1842
- 'Balaenoptera leucopteron is a subjective synonym of Megaptera novaeangliae'
- 'Balaenoptera syncondylus belongs to Balaenoptera' according to Muller 1863
- 'Balaenoptera syncondylus is a subjective synonym of Megaptera novaeangliae'
- 'Balaenopteridae belongs to Mysticeti'
- 'Kyphobalaena is a subjective synonym of Megaptera'
- 'Kyphobalaena keporkak is a subjective synonym of Megaptera novaeangliae'
- 'Megaptera belongs to Balaenopteridae'
- 'Poescopia is a subjective synonym of Megaptera'
- 'Megaptera americana is a subjective synonym of Megaptera novaeangliae'
- 'Megaptera bellicosa belongs to Megaptera' according to E. D. Cope 1871
- 'Megaptera bellicosa is a subjective synonym of Megaptera novaeangliae'
- 'Megaptera braziliensis belongs to Megaptera' according to E. D. Cope 1867
- 'Megaptera braziliensis is a subjective synonym of Megaptera novaeangliae'
- 'Megaptera gigas belongs to Megaptera' according to E. D. Cope 1865
- 'Megaptera gigas is a subjective synonym of Megaptera novaeangliae'
- 'Megaptera indica belongs to Megaptera' according to Gervais 1883
- 'Megaptera indica is a subjective synonym of Megaptera novaeangliae'
- 'Megaptera kuzira is a subjective synonym of Megaptera novaeangliae'
- 'Megaptera novaezelandiae is a subjective synonym of Megaptera novaeangliae'
- 'Megaptera osphyia is a subjective synonym of Megaptera novaeangliae'
- 'Megaptera poeskop is a subjective synonym of Megaptera novaeangliae'
- 'Megaptera versabilis is a subjective synonym of Megaptera novaeangliae'
- 'Mysticeti belongs to Cetacea'
- 'Perqualus is a subjective synonym of Megaptera'
- 'Rorqualus antarcticus is a subjective synonym of Megaptera novaeangliae'