Maorichiton is a defunct genera of in the family Mopaliidae.[Powell A. W. B., New Zealand Mollusca, HarperCollins, Auckland, New Zealand 1979 ]
Species
Species within this genus included:
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Maorichiton caelatus (Reeve, 1847)
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Maorichiton schauinslandi (Thiele, 1909)
These two species are now recognized as a single species
Plaxiphora caelata (Reeve, 1847)[Cook, Steve De C., New Zealand Coastal Marine Invertebrates Vol 1, Canterbury University Press, NZ 2010 ]