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Taxonomy
Family:
ACANTHOCHITONIDAE
Full Classification:
Mollusca (Phylum)
> Polyplacophora (Class)
> Neoloricata (Subclass)
> Chitonida (Order)
> Acanthochitonina (Suborder)
> Cryptoplacoidea (Superfamily)
> Acanthochitonidae (Family)
> Notoplax (Genus)
> violacea (Species)
Genus Synonyms:
=Acanthochites (Notoplax) H. Adams, 1862
=Acanthochiton (Notoplax) H. Adams, 1862
=Cryptoplax (Notoplax) H. Adams, 1862
Synonymised Names:
=Acanthochiton violaceus (Quoy & Gaimard, 1835)
=Acanthochiton violaceus var. papillio Ashby, 1922
=Chiton porphyreticus Reeve, 1847
=Chiton violaceus Quoy & Gaimard, 1835
=Loboplax violaceus (Quoy & Gaimard, 1835)
=Loboplax violaceus var. dunedinensis Ashby, 1926
Images: Notoplax violacea (Quoy & Gaimard, 1835)
Under rocks at low tide, Henderson Bay, Far North, NZ. 45-50mm
Found under rocks at and below low tide
Under a rock at low tide, Henderson Bay, Far North, NZ. ~40-45mm
Taxonomy
Family:
ACANTHOCHITONIDAE
Full Classification:
Mollusca (Phylum)
> Polyplacophora (Class)
> Neoloricata (Subclass)
> Chitonida (Order)
> Acanthochitonina (Suborder)
> Cryptoplacoidea (Superfamily)
> Acanthochitonidae (Family)
> Notoplax (Genus)
> violacea (Species)
Genus Synonyms:
=Acanthochites (Notoplax) H. Adams, 1862
=Acanthochiton (Notoplax) H. Adams, 1862
=Cryptoplax (Notoplax) H. Adams, 1862
Synonymised Names:
=Acanthochiton violaceus (Quoy & Gaimard, 1835)
=Acanthochiton violaceus var. papillio Ashby, 1922
=Chiton porphyreticus Reeve, 1847
=Chiton violaceus Quoy & Gaimard, 1835
=Loboplax violaceus (Quoy & Gaimard, 1835)
=Loboplax violaceus var. dunedinensis Ashby, 1926
Details: Notoplax violacea (Quoy & Gaimard, 1835)
Size/Grows to:
Length 60mm, Width 35mm
Distribution:
North, South and Chatham Islands. Low tide on under sides of boulders
Geographical Range:
ACFM
Notes:
Chiton, Marine, Native - Endemic
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.31)

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
R =
Recent
Sf =
Subfossil
Fo =
Fossil
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