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Taxonomy
Phylum: Echinodermata
This is not a Mollusc. Other non-Molluscan Phyla (Echinodermata, Brachiopoda etc) have been included to help identify species that may be mistaken for Mollusca, but are not.
Family:
ECHINIDAE
Full Classification:
Echinodermata (Phylum)
> Echinozoa (Subphylum)
> Echinoidea (Class)
> Euechinoidea (Subclass)
> Camarodonta (Order)
> Echinidae (Family)
> Echinus (Genus)
> multidentatus (Species)
Images: Echinus multidentatus H.L. Clark, 1925
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Taxonomy
Phylum: Echinodermata
This is not a Mollusc. Other non-Molluscan Phyla (Echinodermata, Brachiopoda etc) have been included to help identify species that may be mistaken for Mollusca, but are not.
Family:
ECHINIDAE
Full Classification:
Echinodermata (Phylum)
> Echinozoa (Subphylum)
> Echinoidea (Class)
> Euechinoidea (Subclass)
> Camarodonta (Order)
> Echinidae (Family)
> Echinus (Genus)
> multidentatus (Species)
Details: Echinus multidentatus H.L. Clark, 1925
Distribution:
Widespread in deep water, all around New Zealand and southeastern Australia. Especially abundant on the south Chatham Rise
Geographical Range:
ACFMAn
Notes:
Marine, Spines solid, length to a maximum about equal to test diameter. Test and spine colour variable but usually pink, cream, or light brown; spine tips darker
Distribution Map
 
References and Publications
  • Mills, S., Neill, K., Anderson, O., Davey, N. 2017 Extraordinary Echinoderms. A guide to the echinoderms of New Zealand. Version 2, Niwa Guides (p.55)
  • McKnight, D.G. 1968 Additions to the echinoid fauna of New Zealand, New Zealand Journal of Marine and Freshwater Research, 2(1) (p.94)

Key to Geographical Ranges
NZ Map showing 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
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
R =
Recent
Sf =
Subfossil
Fo =
Fossil