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Taxonomy
Family:
ARCHITECTONICIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> 'Lower Heterobranchia' (Infraclass)
> Architectonicoidea (Superfamily)
> Architectonicidae (Family)
> Heliacus (Genus)
> implexus (Species)
Genus Synonyms:
=Gyriscus Tiberi, 1867 accepted, alternate representation
=Heliacus (Gyriscus) Tiberi, 1867
=Heliacus (Heliacus) d'Orbigny, 1842
=Heliacus (Torinista) Iredale, 1936 accepted, alternate representation
=Trochus (Heliacus) d'Orbigny, 1842
=Torinista Iredale, 1936
Synonymised Names:
=Heliacus (Torinista) implexus (Mighels, 1845) accepted, alternate representation
=Heliacus africanus Bartsch, 1915
=Heliacus codoceoae Rehder, 1980
=Heliacus implexus f. alfredensis W.H. Turton, 1932
=Heliacus maorianus Powell, 1934
=Solarium (Torinia) homalaxis Melvill, 1893
=Solarium alfredensis W.H. Turton, 1932
=Solarium implexum Mighels, 1845
=Torinista popula Iredale, 1936
Images: Heliacus implexus (Mighels, 1845)
Dredged 35 metres, Hole in the Wall, off Whitianga, Bay of Plenty, NZ. 13mm. Courtesy of Claire Elliot
Dredged 35 metres, Hole in the Wall, off Whitianga, Bay of Plenty, NZ. 13mm. Courtesy of Claire Elliot
Holotype, collected in 1933, Te Piki, near Cape Runaway (Castlecliffian, upper Pleistocene), Bay of Plenty, NZ (MA70353). © Auckland Museum (CC-BY)
Taxonomy
Family:
ARCHITECTONICIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> 'Lower Heterobranchia' (Infraclass)
> Architectonicoidea (Superfamily)
> Architectonicidae (Family)
> Heliacus (Genus)
> implexus (Species)
Genus Synonyms:
=Gyriscus Tiberi, 1867 accepted, alternate representation
=Heliacus (Gyriscus) Tiberi, 1867
=Heliacus (Heliacus) d'Orbigny, 1842
=Heliacus (Torinista) Iredale, 1936 accepted, alternate representation
=Trochus (Heliacus) d'Orbigny, 1842
=Torinista Iredale, 1936
Synonymised Names:
=Heliacus (Torinista) implexus (Mighels, 1845) accepted, alternate representation
=Heliacus africanus Bartsch, 1915
=Heliacus codoceoae Rehder, 1980
=Heliacus implexus f. alfredensis W.H. Turton, 1932
=Heliacus maorianus Powell, 1934
=Solarium (Torinia) homalaxis Melvill, 1893
=Solarium alfredensis W.H. Turton, 1932
=Solarium implexum Mighels, 1845
=Torinista popula Iredale, 1936
Details: Heliacus implexus (Mighels, 1845)
Size/Grows to:
Width 11.8mm, Height 6.5mm
Distribution:
Off Northland east coast. Also Norfolk and Kermadec Islands
Geographical Range:
KA
Notes:
Marine
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.229)
  • Bieler, R. 1993 Architectonicidae of the Indo-Pacific (Mollusca, Gastropoda), Abhandlungen des Naturwissenschaftlichen Vereins in Hamburg (NF), 30 (p.205)
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.249)
  • Mighels, J. 1845 Descriptions of shells from the Sandwich Islands, and other localities, Proceedings of the Boston Society of Natural History, 2 (p.22) 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
R =
Recent
Sf =
Subfossil
Fo =
Fossil
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