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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
E =
Endemic
I =
Introduced
Polyplacophora - Loricata - Chitonida - Family: Ischnochitonidae

Ischnochitonidae: Ischnochitoninae

 

Genus: Ischnochiton

 
Length 21mm, Width 12mm
South Island. Otago southwards. Stewart, Snares, Antipodes, Auckland and Campbell Islands [FAn]
 
Length 7mm, Width 4mm, Endemic
North-eastern North Island, from Spirits Bay to East Cape, locally common living at 5-94 m attached to clean shells and rhodoliths [AE.]
 
Ischnochiton intermedius Hedley & Hull, 1912
Kermadec Islands, intertidal to 10 metres under stones [K.]
 
Ischnochiton luteoroseus Suter, 1907 (=mawsoni Cotton)
Length 10mm, Width 5mm
Fiordland to Otago, and off southern islands [FAn]
 
Ischnochiton maorianus Iredale, 1914
Length 44mm, Width 20mm, Endemic
North, South Stewart and Chatham Islands. Intertidal under stones [ACFME.]

Genus: Lepidozona

 
Lepidozona beui O'Neill, 1987
Length 25mm, Endemic
Off Kahurangi Shoals, northwest Kahurangi Point, Fiordland, Cook Strait, Chatham Rise, East Cape and Three Kings Rise [ACFME.]
 

Ischnochitonidae: Callochitoninae

 

Genus: Callochiton

 
Callochiton crocinus (Reeve, 1847)
Length 36mm, Width 21mm
North and South Island. Also Western Australia to S Queensland and Tasmania. Low tide under stones [ACF]
 
Callochiton empleurus (Hutton, 1872) (=subeudoxus Iredale & Hull)
Length 22mm, Width 9mm, Endemic
Fiordland, Stewart, Auckland and Campbell Islands [FAnE.]
 
Callochiton kapitiensis Mestayer, 1926 (=puniceus of authors, not Gould)
Length 9mm, Width 5mm, Endemic
North and South Island, as far south as Campbell Plateau [ACFAnE.]
 
Length 26mm, Width 16mm, Endemic
Campbell Island [AnE.]
 
Callochiton oligosulculatus Kaas & Van Belle, 1985
Endemic
[AE.]
 
Callochiton perscrutandus (Iredale & Hull, 1929)
Endemic
[CE.]
 
Length 9mm, Width 6mm, Endemic
South Island [FE.]
 

Genus: Eudoxochiton

 
Eudoxochiton nobilis (Gray in Dieffenbach, 1843)
Length 110mm, Width 58mm, Endemic
North, South and Stewart Islands. At low water on exposed coastal rocks [K.ACFE.]