Gowlett-Holmes K.L. (1991) Redefinition of the genus
Notoplax H. Adams, 1861, and recognition of the monotypic New Zealand genus
Pseudotonicia Ashby, 1928 (Mollusca: Polyplacophora: Acanthochitonidae).
Journal of the Malacological Society of Australia 12: 77-88. [31 October 1991]