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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 =
E =
I =
Polyplacophora - Loricata - Chitonida - Family: Mopaliidae



Genus: Placiphorella

Placiphorella atlantica (Verrill & Smith, 1882)
Length 36mm

Genus: Plaxiphora

Plaxiphora aurata (Spalowsky, 1795) (=campbelli Filhol)
Length 75mm, Width 45mm
Campbell, Auckland and Antipodes Islands, and also recently recorded from the Chatham Islands [MAn]
Plaxiphora australis (Suter, 1907)
Snares Islands [AnE.]
Plaxiphora biramosa (Quoy & Gaimard, 1835)
Length 60mm, Width 40mm, Endemic
North, South, Snares and Chatham Islands [ACFMAnE.]
Plaxiphora boydeni Murdoch, 1982
Length 12mm, Width 10mm, Endemic
Otago Peninsula, low tide, Banks Peninsula, Stewart Island and Snares Islands [CFMAnE.]
Plaxiphora caelata (Reeve, 1847) (=schauinslandi Thiele)
Length 47mm, Width 23mm, Endemic
North and South Island [K.ACFME.]
Plaxiphora murdochi Suter, 1905
Length 20mm, Width 13mm, Endemic
West coast of North Island, and South Island, Otago Peninsula. Under smooth stones at very low water [K.ACFE.]
Plaxiphora obtecta Carpenter in Pilsbry, 1893
Length 87mm, Width 57mm, Endemic
North and South Islands. On open exposed coasts [ACFE.]

Genus: Plaxiphora (Frembleya)

Length 26mm, Width 18mm, Endemic
Cook Strait to Stewart Island. Under giant kelp holdfasts [CFE.]