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Taxonomy
Family:
EOSIPHONIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Neogastropoda (Order)
> Buccinoidea (Superfamily)
> Eosiphonidae (Family)
> Calagrassor (Genus)
> aldermenensis (Species)
Genus Synonyms:
=Cantharus Röding, 1798
=Eosipho Thiele, 1929
Synonymised Names:
=Cantharus aldermenensis Powell, 1971
=Eosipho aldermenensis (Powell, 1971)
Images: Calagrassor aldermenensis (Powell, 1971)
Found in crevices of waterlogged wood, in deep water off Bay of Plenty, NZ
Holotype of Cantarus aldermenensis, collected off Aldermen Islands, Bay of Plenty, NZ (MA71331). ~15mm. © Auckland Museum (CC-BY)
Taxonomy
Family:
EOSIPHONIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Neogastropoda (Order)
> Buccinoidea (Superfamily)
> Eosiphonidae (Family)
> Calagrassor (Genus)
> aldermenensis (Species)
Genus Synonyms:
=Cantharus Röding, 1798
=Eosipho Thiele, 1929
Synonymised Names:
=Cantharus aldermenensis Powell, 1971
=Eosipho aldermenensis (Powell, 1971)
Details: Calagrassor aldermenensis (Powell, 1971)
Size/Grows to:
Height 16mm, Width 7mm
Distribution:
North Island. East of the Aldermen Islands, Bay of Plenty to East Cape. On waterlogged wood around 400-500 metres. Also Philippines and the SW Indian Ocean
Geographical Range:
A
Notes:
Marine
Distribution Map
 
References and Publications
  • Bouchet, P., Warén, A. 1985 Mollusca Gastropoda: Taxonomical notes on tropical deep water Buccinidae with descriptions of new taxa, Mémoires du Muséum National d'Histoire Naturelle, 133 (p.469)
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.203)
  • Powell, A.W.B. 1971 New Zealand Molluscan Systematics with Descriptions of New Species: Part 7, Records of the Auckland Institute and Museum, 8 (p.221) Original Description

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