Species Images
Washed up on the Ninety Mile Beach. 35mm
Washes up on ocean beaches, especially after rough weather
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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.
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
F=
Forsterian - Otago, Fiordland and Stewart Island
M=
Moriorian - Chatham Islands, Pitt Island
An=
Antipodean - Subantarctic Islands of New Zealand
FW =
Freshwater
L =
Land
N =
North Island
S =
South Island
E =
Endemic
I =
Introduced

Janthina janthina (Linnaeus, 1758)

Classification:Gastropoda - Caenogastropoda - Ptenoglossa
Family:JANTHINIDAE
Size/Grows to:Height 38mm, Width 40mm
Synonyms:(= violacea Röding)
Distribution:World wide. Pelagic
Geographical Range:ACFM
Notes:
Violet Snail
References and Publications:
  • Powell, A.W.B. 1979: New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.254)
  • Douglas, N. Apr/1971: Janthina violacea, Poirieria, 5(6)