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Taxonomy
Family: Subfamily:
TURRITELLIDAE: TURRITELLINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> [unassigned] Caenogastropoda (Order)
> Cerithioidea (Superfamily)
> Turritellidae (Family)
> Turritellinae (Subfamily)
> Stiracolpus (Genus)
> symmetricus (Species)
Genus Synonyms:
=Zeacolpus (Stiracolpus) Finlay, 1926
Synonymised Names:
=Stiracolpus delli granti (Marwick, 1957)
=Stiracolpus delli murdochi (Marwick, 1957)
=Stiracolpus delli vellae (Marwick, 1957)
=Stiracolpus nanulus (Marwick, 1957)
=Stiracolpus robinae (Marwick, 1957)
=Stiracolpus shepherdi (Marwick, 1957)
=Turritella (Colpospira) patagonica G. B. Sowerby I, 1846
=Turritella (Eglisia) symmetrica Hutton, 1873
=Turritella chordata Suter, 1908
=Turritella symmetrica Hutton, 1873
=Zeacolpus (Stiracolpus) delli granti Marwick, 1957
=Zeacolpus (Stiracolpus) delli murdochi Marwick, 1957
=Zeacolpus (Stiracolpus) delli vellai Marwick, 1957
=Zeacolpus nanulus Marwick, 1957
=Zeacolpus robinae Marwick, 1957
=Zeacolpus shepherdi Marwick, 1957
=Zeacolpus symmetricus (Hutton, 1873)
Images: Stiracolpus symmetricus (Hutton, 1873)
In beach drift, Stewart Island, NZ. 20mm
Taxonomy
Family: Subfamily:
TURRITELLIDAE: TURRITELLINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> [unassigned] Caenogastropoda (Order)
> Cerithioidea (Superfamily)
> Turritellidae (Family)
> Turritellinae (Subfamily)
> Stiracolpus (Genus)
> symmetricus (Species)
Genus Synonyms:
=Zeacolpus (Stiracolpus) Finlay, 1926
Synonymised Names:
=Stiracolpus delli granti (Marwick, 1957)
=Stiracolpus delli murdochi (Marwick, 1957)
=Stiracolpus delli vellae (Marwick, 1957)
=Stiracolpus nanulus (Marwick, 1957)
=Stiracolpus robinae (Marwick, 1957)
=Stiracolpus shepherdi (Marwick, 1957)
=Turritella (Colpospira) patagonica G. B. Sowerby I, 1846
=Turritella (Eglisia) symmetrica Hutton, 1873
=Turritella chordata Suter, 1908
=Turritella symmetrica Hutton, 1873
=Zeacolpus (Stiracolpus) delli granti Marwick, 1957
=Zeacolpus (Stiracolpus) delli murdochi Marwick, 1957
=Zeacolpus (Stiracolpus) delli vellai Marwick, 1957
=Zeacolpus nanulus Marwick, 1957
=Zeacolpus robinae Marwick, 1957
=Zeacolpus shepherdi Marwick, 1957
=Zeacolpus symmetricus (Hutton, 1873)
Details: Stiracolpus symmetricus (Hutton, 1873)
Size/Grows to:
Height 23mm, Width 7mm
Distribution:
Otago, Foveaux Strait and Stewart Island
Geographical Range:
FE.
Notes:
Marine, Endemic, Always white
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.127)
  • Hutton, F.W. 1873 Catalogue of the Marine Mollusca of New Zealand, with diagnoses of the species, Dominion Museum (NZ) (p.30) Original Description

*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