The study of the type series of Rotorbinella colliculusBandy, 1944, shows the presence of coverplates and thus confirms the rotaliacean nature of Rotorbinella. Notwithstanding preservational defects, Rotorbinella can now be distinguished consistently from the many genera with which it has been confused in the past.

You do not have access to this content, please speak to your institutional administrator if you feel you should have access.