For instance , the excavates are probably not monophyletic and the chromalveolates are probably only monophyletic if the haptophytes and cryptomonads are excluded .
Many are thought to be monophyletic , though there is still uncertainty .
The excavates are probably not monophyletic and the chromalveolates are probably only monophyletic if the haptophytes and cryptomonads are excluded .
Many are thought to be monophyletic , though there is still uncertainty .