Stace, G. Oct/1996 An overview of the Genus Paphies in New Zealand Fossil Records, Poirieria, 19 (p.10)
Smith, P.J., MacArthur, G.J., Michael, K.P. 1989 Regional variation in electromorph frequencies in the tuatua, Paphies subtriangulata, around New Zealand, New Zealand Journal of Marine and Freshwater Research, 23 (p.31)
Jamieson, P.R. May/1987 Even well known species need name changes, Poirieria, 15(3) (p.10)
Powell, A.W.B. 1979New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.416)
Key to Geographical Ranges
The symbols K.A.C.F.M.An. are used to indicate the geographical range of the species.
They have been adopted to give an approximation of the range of each species within New Zealand.
Aupourian - Kaipara Harbour, north around North Cape, encompassing the Three Kings Islands and south to East Cape
Cookian - Lower North Island and the northern part of the South Island