Species Images
Bream Bay, Whangarei. 29mm
A common Olive Shell found buried in sand in shallow water
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 =

Amalda (Baryspira) australis (G.B.Sowerby I, 1830)

Classification:Mollusca (Phylum) > Gastropoda (Class) > Caenogastropoda (Subclass) > Neogastropoda (Order) > Olivoidea (Superfamily) > Ancillariidae (Family) > Amalda (Genus) > Baryspira (Subgenus)
Size/Grows to:Height 40mm, Width 18mm
Distribution:North Island and northern part of South Island down to Banks Peninsula. From low tide to about 20 metres, in sand
Geographical Range:[AC]
Southern Olive. Endemic. Often found on sandy flats in harbours
References and Publications:
  • Hart, M.R. 1995: Review of the genus Amalda from New Zealand with a description of a new species & the elevation of another subspecies to full species status, World Shells, 13 (p.82)
  • Scott, I. Aug/1985: Some observations on Amalda depressa, Poirieria, 14(2) (p.13)
  • Powell, A.W.B. 1979: New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.208)
  • Grange, K.R. Mar/1976: Observations on the feeding habits of Baryspira australis, Poirieria, 8(3)

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