Species Images
Parengarenga Harbour, Far North, dredged in shallow water. 17mm
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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.
Kermadec Islands
Aupourian - Kaipara Harbour, north around North Cape, encompassing the Three Kings Islands and south to East Cape
Cookian - Lower North Island and the northern part of the South Island
Forsterian - Otago, Fiordland and Stewart Island
Moriorian - Chatham Islands, Pitt Island
Antipodean - Subantarctic Islands of New Zealand
FW =
L =
E =
I =

Myochama tasmanica (Tenison Woods, 1877)

Classification:Mollusca (Phylum) > Bivalvia (Class) > Heterodonta (Subclass) > Myochamoidea (Superfamily) > Myochamidae (Family) > Myochama (Genus)
Size/Grows to:Width 18mm, Height 15mm
Distribution:Far North and Northland. East Otago, Fiordland to Stewart Island. Attached to bivalves. Also southern Tasmania
Geographical Range:[AF]
References and Publications:
  • Marshall, B.A. 2002: Some Recent Thraciidae, Periplomatidae, Myochamidae, Cuspidariidae and Spheniopsidae (Anomalodesmata) from the New Zealand region and referral of Thracia reinga Crozier, 1966 and Scintillona benthicola Dell, 1956 to Tellimya Brown, 1827 (Montacutidae) (Mollusca : Bivalvia), Molluscan Research, 22 (p.248)
  • Smith, N. Jun/1996: Poirieria Twenty Years Ago, Poirieria, 18 (p.25)
  • Powell, A.W.B. 1979: New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.432)
  • Gardner, N.W. Mar/1976: Myochama tasmanica from Northland, Poirieria, 8(3)
  • Powell, A.W.B. 1974: New Zealand Molluscan Systematics with Descriptions of New Species: Part 8, Records of the Auckland Institute and Museum, 11 (p.197)

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

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