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Taxonomy
Family:
LIRONOBIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Rissooidea (Superfamily)
> Lironobidae (Family)
> Merelina (Genus)
> maoriana (Species)
Genus Synonyms:
=Merelina (Mereliniopsis) Ponder, 1967
=Merelina (Promerelina) Powell, 1926
=Mereliniopsis Ponder, 1967
=Promerelina Powell, 1926
Synonymised Names:
=Rissoa plicata Hutton, 1873
=Rissoia plicata (Hutton, 1873)
Images: Merelina maoriana Powell, 1939
Holotype, dredged in 5 metres, Dunedin Harbour, Otago, NZ (MA70461). © Auckland Museum (CC-BY)
Syntype of Rissoa plicata Hutton, 1873, collected no other data, NZ (M.000150). 3mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Collected in 150-200 metres, Taiaroa Canyon, Otago, NZ. 3mm. © rights reserved
Taxonomy
Family:
LIRONOBIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Rissooidea (Superfamily)
> Lironobidae (Family)
> Merelina (Genus)
> maoriana (Species)
Genus Synonyms:
=Merelina (Mereliniopsis) Ponder, 1967
=Merelina (Promerelina) Powell, 1926
=Mereliniopsis Ponder, 1967
=Promerelina Powell, 1926
Synonymised Names:
=Rissoa plicata Hutton, 1873
=Rissoia plicata (Hutton, 1873)
Details: Merelina maoriana Powell, 1939
Size/Grows to:
Height 3.0mm, Width 1.3mm
Distribution:
North, South and Chatham Islands , from 5m
Type Data:
  • Dunedin Harbour, NZ, (holotype)
  • Stewart Island, NZ, (syntype of Rissoa plicata Hutton, 1873)
Notes:
Marine, Native - Endemic
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.109)
  • Gardner, N.W. Dec/1977 The species of Merelina Iredale, (Rissoidae), occurring in intertidal drift, Poirieria, 9(3) (p.55)
  • Powell, A.W.B. 1939 The Mollusca of Stewart Island., Records of the Auckland Institute and Museum, 2 (p.231) Original Description

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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