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Taxonomy
Family: Subfamily:
MURICIDAE: RAPANINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Neogastropoda (Order)
> Muricoidea (Superfamily)
> Muricidae (Family)
> Rapaninae (Subfamily)
> Dicathais (Genus)
> orbita (Species)
Synonymised Names:
=Buccinum orbita Gmelin, 1791
=Dicathais aegrota (Reeve, 1846)
=Dicathais scalaris (Menke, 1829)
=Dicathais textilosa (Lamarck, 1816)
=Dicathais vector Thornley, 1952
=Haustrum ventricosum Kaicher, 1980
=Neothais scalaris (Menke, 1829)
=Polytropa succincta (Lamarck, 1816)
=Purpura aegrota Reeve, 1846
=Purpura scalaris Menke, 1829
=Purpura succincta Lamarck, 1816
=Purpura textilosa Lamarck, 1816
=Thais orbita (Gmelin, 1791)
=Thais textilosa (Lamarck, 1816)
Images: Dicathais orbita (Gmelin, 1791)
Off Raglan, NZ. 78mm. © rights reserved
Intertidal, Northland, NZ. © rights reserved
From 15 metres, off Northland east coast. © rights reserved
Taxonomy
Family: Subfamily:
MURICIDAE: RAPANINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Neogastropoda (Order)
> Muricoidea (Superfamily)
> Muricidae (Family)
> Rapaninae (Subfamily)
> Dicathais (Genus)
> orbita (Species)
Synonymised Names:
=Buccinum orbita Gmelin, 1791
=Dicathais aegrota (Reeve, 1846)
=Dicathais scalaris (Menke, 1829)
=Dicathais textilosa (Lamarck, 1816)
=Dicathais vector Thornley, 1952
=Haustrum ventricosum Kaicher, 1980
=Neothais scalaris (Menke, 1829)
=Polytropa succincta (Lamarck, 1816)
=Purpura aegrota Reeve, 1846
=Purpura scalaris Menke, 1829
=Purpura succincta Lamarck, 1816
=Purpura textilosa Lamarck, 1816
=Thais orbita (Gmelin, 1791)
=Thais textilosa (Lamarck, 1816)
Details: Dicathais orbita (Gmelin, 1791)
Size/Grows to:
Height 120mm, Width 75mm
Distribution:
Australia, Lord Howe, Norfolk and Kermadec Islands, and New Zealand. Kermadec, Three Kings, and North islands, South Island as far south as Haast, and Chatham Islands, from 0-45m
Notes:
White Rock Shell, Cart Rut Shell, Marine, Native - Non-endemic
Distribution Map
 
References and Publications
  • Brook, F.J., Marshall, B.A. 1998 The coastal molluscan fauna of the northern Kermadec Islands, southwest Pacific Ocean, Journal of the Royal Society of New Zealand, 28 (p.224)
  • Henderson, G. Nov/1980 Items of Interest. Thais orbita (Gmelin)., Poirieria, 10(6) (p.102)
  • May/1980 Thais orbita (Gmelin, 1791), Poirieria, 10(5) (p.80)
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.179)

NZ Geographical Regions
Key to symbols used in Checklist.
Fw =
Freshwater
L =
Land
N =
North Island
S =
South Island
R =
Recent
Sf =
Subfossil
Fo =
Fossil
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