Species Images
The common Freshwater Mussel. 82mm
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Key to 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 approxomation 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

Echyridella menziesii (Gray, 1843)

Classification:Bivalvia - Palaeoheterodonta - Unionoida
Family:HYRIIDAE: HYRIDELLINAE
Synonyms:(=Hyridella Swainson, =Cucumerunio Iredale)
(=depauperata Hutton, =acuta Suter, =hochstetteri Dunker)
Distribution:North and South Island
Geographical Range:FW.N.S.E.
Notes:
Freshwater Mussel
References and Publications:
  • Marshall, B.A., Fenwick, M.C., Ritchie, P.A. 2014: New Zealand Recent Hyriidae (Mollusca: Bivalvia: Unionida), Molluscan Research, 34(3) (p.190)
  • Crosby, D.D. Jan/1983: Lake Waahi - Cucumerunio websteri websteri (Simpson, 1902), Poirieria, 12(1) (p.12)
  • Powell, A.W.B. 1979: New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.384)

Note: Localities are approximate, and represent only some of the known localities for the species.

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