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Taxonomy
Family:
CALYPTRAEIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Calyptraeoidea (Superfamily)
> Calyptraeidae (Family)
> Sigapatella (Genus)
> spadicea (Species)
Genus Synonyms:
=Calyptraea (Sigapatella) Lesson, 1831
=Clypeola Gray, 1868
=Sigapatella (Sigapatella) Lesson, 1831
=Sigapatella (Spirogalerus) Finlay & Marwick, 1937
=Spirogalerus Finlay & Marwick, 1937
=Zegalerus Finlay, 1926
Images: Sigapatella spadicea Boshier, 1961
Dredged, Tasman Bay, NZ. 18mm
Holotype, collected 5 Sep 1956, N of Kapiti Island, NZ (M.018089). © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Holotype, collected 5 Sep 1956, N of Kapiti Island, NZ (M.018089). © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Taxonomy
Family:
CALYPTRAEIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Calyptraeoidea (Superfamily)
> Calyptraeidae (Family)
> Sigapatella (Genus)
> spadicea (Species)
Genus Synonyms:
=Calyptraea (Sigapatella) Lesson, 1831
=Clypeola Gray, 1868
=Sigapatella (Sigapatella) Lesson, 1831
=Sigapatella (Spirogalerus) Finlay & Marwick, 1937
=Spirogalerus Finlay & Marwick, 1937
=Zegalerus Finlay, 1926
Details: Sigapatella spadicea Boshier, 1961
Size/Grows to:
Length 21mm, Width 18mm
Distribution:
North, South and Stewart Island. 4-533 metres attached to hard substrate/shells
Geographical Range:
ACFE.
Notes:
Marine, Endemic, Spinose surface periostracum/epidermis
Distribution Map
 
References and Publications

*98 © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)

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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