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Genus: Dicathais
Dicathais orbita (Gmelin, 1791) Height 120mm, Width 75mm White Rock Shell, Cart Rut Shell, Marine Northland to northern South Island and Chatham Islands. Also Australia and Lord Howe Island KACM
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