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Taxonomy
Family:
ONCHIDIIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Eupulmonata (Superorder)
> Systellommatophora (Order)
> Onchidioidea (Superfamily)
> Onchidiidae (Family)
> Onchidella (Genus)
> nigricans (Species)
Genus Synonyms:
=Occidentella Hoffmann, 1929
=Onchidium (Arctonchis) Dall, 1905
=Oncidiella P. Fischer & Crosse, 1878
=Peronella Mörch, 1863
=Peroniella Starobogatov, 1976
Synonymised Names:
=Onchidella irrorata (Gould, 1852)
=Onchidella obscura (Plate, 1893)
=Onchidella patelloida (Quoy & Gaimard, 1832)
=Onchidium nigricans Quoy & Gaimard, 1832
=Onchidium patelloide Quoy & Gaimard, 1832
=Oncidiella obscura Plate, 1893
=Peronia irrorata Gould, 1852
Images: Onchidella nigricans (Quoy & Gaimard, 1832)
Alive under and on rocks at low tide. Houhora Heads, Far North, NZ. 15mm
Alive under rocks at low tide. Tapotupotu, Far North, NZ. 14mm
Alive under and on rocks at low tide. Omana, Auckland, NZ. 15mm
Taxonomy
Family:
ONCHIDIIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Eupulmonata (Superorder)
> Systellommatophora (Order)
> Onchidioidea (Superfamily)
> Onchidiidae (Family)
> Onchidella (Genus)
> nigricans (Species)
Genus Synonyms:
=Occidentella Hoffmann, 1929
=Onchidium (Arctonchis) Dall, 1905
=Oncidiella P. Fischer & Crosse, 1878
=Peronella Mörch, 1863
=Peroniella Starobogatov, 1976
Synonymised Names:
=Onchidella irrorata (Gould, 1852)
=Onchidella obscura (Plate, 1893)
=Onchidella patelloida (Quoy & Gaimard, 1832)
=Onchidium nigricans Quoy & Gaimard, 1832
=Onchidium patelloide Quoy & Gaimard, 1832
=Oncidiella obscura Plate, 1893
=Peronia irrorata Gould, 1852
Details: Onchidella nigricans (Quoy & Gaimard, 1832)
Size/Grows to:
Animal 23mm
Distribution:
North, South, Stewart and Chatham Islands
Geographical Range:
ACFM
Notes:
Marine
Distribution Map
 
References and Publications
  • Morley, M.S., Hayward, B.W. 2015 Intertidal records of 'sea slugs' (nudibranchs and allied opisthobranch gastropods) from northern North Island, New Zealand, Records of the Auckland Institute and Museum, 50 (p.78)
  • Walsby, J.R., Morton, J.E. 1982 Chitons, Limpets & Topshells & Pulmonates (Amphineura, Archaeogastropoda & Pulmonata), Marine Molluscs, University of Auckland, Leigh Marine Laboratory, 1 (p.85)
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.291)
  • Stringer, B.L. 1969 The species of New Zealand Onchidiidae (Mollusca, Gastropoda) and their distribution, New Zealand Journal of Marine and Freshwater Research, 3(1) (p.31)

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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