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Cylichna zealandica T.W. Kirk, 1880Species Images
Waitangi, Bay of Islands. 8.5mm
Taxonomy: Cylichna zealandica T.W. Kirk, 1880
Classification:
Mollusca (Phylum) > Gastropoda (Class) > Heterobranchia (Subclass) > Euthyneura (Infraclass) > Tectipleura (Subterclass) > Cephalaspidea (Order) > Cylichnoidea (Superfamily) > Cylichnidae (Family) > Cylichna (Genus) > zealandica (Species)
Family:
CYLICHNIDAE
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Genus Synonyms:
=Bulla (Cylichna) Lovén, 1846
=Bullinella Newton, 1891
=Cylichna (Acrostemma) Cossmann, 1889
=Cylichna (Cylichnopsis) Cossmann, 1904
=Cylichnella (Bullinella) Newton, 1891
=Cylindrella Swainson, 1840
=Eocylichna Kuroda & Habe, 1952
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Details: Cylichna zealandica T.W. Kirk, 1880
Size/Grows to:
Height 9mm, Width 3.8mm
Distribution:
North Island down to Cook Strait. In shell sand and dredged to at least 60 metres
Geographical Range:
ACE.
Notes:
Marine, Endemic, Closely resembling thetidis, but has a sudden narrowing of the shell at the apex, and the columellar fold is very slight to obsolete
Distribution Map
 
References and Publications

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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
E =
Endemic
I =
Introduced
R =
Recent
Sf =
Subfossil
Fo =
Fossil
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