Species Images
Washed up on Bream Bay, Northland. 39mm
Found in beach drift, Far North, NZ. 44mm
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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 approxomation of the range of each species within New Zealand.
Kermadec Islands
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
Forsterian - Otago, Fiordland and Stewart Island
Moriorian - Chatham Islands, Pitt Island
Antipodean - Subantarctic Islands of New Zealand
FW =
L =
N =
North Island
S =
South Island
E =
I =

Tonna cumingii (Reeve, 1849)

Classification:Mollusca (Phylum) > Gastropoda (Class) > Caenogastropoda (Subclass) > Littorinimorpha (Order) > Tonnoidea (Superfamily) > Tonnidae (Family) > Tonna (Genus)
Size/Grows to:Height 90mm, Width 65mm
Distribution:East Coast Northland
Geographical Range:A
The species currently classified as Tonna cumingii in New Zealand could possibly be a new/different species or even more than one species. Until further research has been published, the current name of Tonna cumingii is used here
References and Publications:
  • Vos, C. 2007: A Conchological Iconography 13, The family Tonnidae, ConchBooks, Hackenheim, Germany (p.79)
  • Paul, W.J. Mar/1979: New Zealand Tonnidae, Cookia, 3(1) (p.19)
  • Powell, A.W.B. 1979: New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.161)
  • Powell, A.W.B. 1976: On the considerable influx of warm water molluscs that have invaded northern New Zealand waters within recent years, Records of the Auckland Institute and Museum, 13 (p.149)
  • Powell, A.W.B. 1971: New Zealand Molluscan Systematics with Descriptions of New Species: Part 7, Records of the Auckland Institute and Museum, 8 (p.215)

Note: Localities are approximate, and represent only some of the known localities for the species.