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Taxonomy
Family: Subfamily:
TROCHIDAE: MONODONTINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Vetigastropoda (Subclass)
> Trochida (Order)
> Trochoidea (Superfamily)
> Trochidae (Family)
> Monodontinae (Subfamily)
> Diloma (Genus)
> subrostratum (Species)
Genus Synonyms:
=Anisodiloma Finlay, 1926
=Cavodiloma Finlay, 1926
=Fractarmilla Finlay, 1926
=Melagraphia Gray, 1847
=Monodonta (Neodiloma) P. Fischer, 1885
=Neodiloma P. Fischer, 1885
=Trochus (Diloma) Philippi, 1845
=Zediloma Finlay, 1926
=Zediloma (Fractarmilla) Finlay, 1926
Synonymised Names:
=Chlorostoma undulosum A. Adams, 1853
=Diloma plumbea Hutton, 1882
=Diloma subrostratum novaezelandiae (Anton, 1838)
=Diloma subrostratum subrostratum (Gray, 1835)
=Labio corrosa A. Adams, 1853
=Labio hectori Hutton, 1873
=Labio pica A. Adams, 1853
=Monodonta subrostrata Gray, 1835
=Trochus attritus Hombron & Jacquinot, 1848
=Trochus novaezelandiae Anton, 1838
=Zediloma (Fractarmilla) corrosa (A. Adams, 1853)
=Zediloma (Fractarmilla) corrosa zebrina Powell, 1946
Images: Diloma subrostratum (Gray in Yate, 1835)
Very common in muddy areas, on or under stones
(novaezelandiae form) - Dusky Sound, Fiordland, NZ. 20mm
Taxonomy
Family: Subfamily:
TROCHIDAE: MONODONTINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Vetigastropoda (Subclass)
> Trochida (Order)
> Trochoidea (Superfamily)
> Trochidae (Family)
> Monodontinae (Subfamily)
> Diloma (Genus)
> subrostratum (Species)
Genus Synonyms:
=Anisodiloma Finlay, 1926
=Cavodiloma Finlay, 1926
=Fractarmilla Finlay, 1926
=Melagraphia Gray, 1847
=Monodonta (Neodiloma) P. Fischer, 1885
=Neodiloma P. Fischer, 1885
=Trochus (Diloma) Philippi, 1845
=Zediloma Finlay, 1926
=Zediloma (Fractarmilla) Finlay, 1926
Synonymised Names:
=Chlorostoma undulosum A. Adams, 1853
=Diloma plumbea Hutton, 1882
=Diloma subrostratum novaezelandiae (Anton, 1838)
=Diloma subrostratum subrostratum (Gray, 1835)
=Labio corrosa A. Adams, 1853
=Labio hectori Hutton, 1873
=Labio pica A. Adams, 1853
=Monodonta subrostrata Gray, 1835
=Trochus attritus Hombron & Jacquinot, 1848
=Trochus novaezelandiae Anton, 1838
=Zediloma (Fractarmilla) corrosa (A. Adams, 1853)
=Zediloma (Fractarmilla) corrosa zebrina Powell, 1946
Details: Diloma subrostratum (Gray in Yate, 1835)
Size/Grows to:
Width 30mm, Height 30mm
Distribution:
North, South and Stewart Island
Geographical Range:
ACFE.
Notes:
Mudflat Top Shell, Marine, Endemic
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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