This mentioned taxonomy is an attempt to make an conclusive assignment from the different classifications of various scientists. Because the taxonomy may change due to the latest investigative methods and other findings, our map is a guide only.
Corresponding author (Name, Year)
Ref.: J. A. Grant-Mackie and M. Chapman-Smith. 1971. Paleontological notes on the Castlecliffian Te Piki Bed, with descriptions of new Molluscan taxa. New Zealand Journal of Geology and Geophysics 14(4):655-704