Zemelanopsis trifasciata Gray in Dieffenbach, 1843 Height 38mm, Width 21mm Brackish, Freshwater, Native - Endemic North and South Islands, from Spirits Bay to Dunedin Fw.N.S.
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.
K=
Kermadec Islands
A=
Aupourian - Kaipara Harbour, north around North Cape, encompassing the Three Kings Islands and south to East Cape
C=
Cookian - Lower North Island and the northern part of the South Island