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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 =
Gastropoda - Opisthobranchia - Nudibranchia - Family: Polyceridae

Polyceridae: Polycerinae


Genus: Polycera

Polycera fujitai (Baba, 1937)
Length 25mm, Introduced
Japan, Hong Kong and New Zealand, North Island, Auckland [AI.]
Polycera hedgpethi Er.Marcus, 1964
Length 29mm
U.S.A. Western Coast, Japan, South Africa, Italy, Australia, and New Zealand [A]
Polycera maddoxi Miller, 2005
Port Taranaki, New Plymouth and Dusky Sound, Fiordland [CFE.]
Polycera melanosticta Miller, 1996

Genus: Thecacera

Thecacera pennigera (Montague, 1815)

Polyceridae: Nembrothinae


Genus: Roboastra

Roboastra luteolineata Baba, 1936 (=Tajbja affinis Willan & Coleman not Eliot)
Length 125mm (animal)
Northland. Poor Knights Islands [A]

Genus: Tambja

Tambja morosa Bergh, 1877
Length 120mm (animal)
North and South Islands.Widespread in Indo-Pacific to Philippine Sea [ACF]
Tambja tenuilineata Miller & Haagh, 2005 (=Nembrotha kubaryana of authors Bergh, =Tambja affinis of authors not Eliot)
Length 50mm (animal)
North Island. Poor Knights Islands [AC]
Tambja verconis (Basedow & Hedley, 1905)
Length 100mm (animal)
Northland east coast, Poor Knights Islands [AC]

Polyceridae: Triophinae


Genus: Crimora


Genus: Heteroplocamus

Kermadec Islands [K.E.]

Genus: Kaloplocamus

Kaloplocamus ramosus (Cantraine, 1835)
Length about 300mm, Introduced

Genus: Plocamopherus

Length 45mm (animal)
Far North [A]