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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
N =
North Island
S =
South Island
E =
Endemic
I =
Introduced
Gastropoda - Opisthobranchia - Nudipleura - Family: Pleurobranchidae

Pleurobranchidae: Pleurobranchinae

 

Genus: Bathyberthella

 
[FE.]
 

Genus: Berthella

 
Berthella medietas Burn, 1962 (=aurantiaca Powell)
Height 13mm, Length 35mm (animal)
Northland east coast and Chatham Islands. Also Mediterranean, Azores and western Atlantic [ACFMAn]
 
Berthella ornata (Cheeseman, 1878)
Height 20mm, Length 70mm (animal)
Northland to Auckland [ACFE.]
 

Genus: Berthellina

 
Berthellina citrina (Rüppell & Leuckart, 1828)
Height 13mm
Northland [K.A]
 

Genus: Pleurobranchus

 
Pleurobranchus hilli (Hedley, 1894)
Length over 300mm
Australia and northern NZ [A]
 
Length 28mm
[A]
 

Pleurobranchidae: Pleurobranchaeinae

 

Genus: Pleurobranchaea

 
Pleurobranchaea maculata (Quoy & Gaimard, 1832) (=novaezelandiae Cheeseman, =granulosa Bergh)
Length 95mm (animal), Shell absent
North and South Islands [ACF]