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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 =
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Mollusca (Phylum) > Gastropoda (Class) > Caenogastropoda (Subclass) > Neogastropoda (Order) > Buccinoidea (Superfamily) > Buccinulidae (Family) > Penion (Genus)
Genus: Penionmap >
Penion chathamensis (Powell, 1938)
Height 244mm, Width 106mm, Endemic
Chatham Rise to Chatham Islands, trawled around 400-450 metres [M]
Penion cuvierianus (Powell, 1927) (=dilatatus of authors)
Height 220mm, Width 85mm, Endemic
North Island to Cook Strait and Tasman Bay [AC]
Height 150mm, Width 65mm, Endemic
Cook Strait to Tasman Bay [C]
Penion fairfieldae (Powell, 1947)
Height 156mm, Width 65mm, Endemic. Solid, shorter spire, with wide shoulders and axial folds
South Island, off Otago Heads [F]
Penion lineatus Marshall, Hills & Vaux, 2018
King Bank, Middlesex Bank, Three Kings Islands and northwest of Cape Reinga [A]
Penion ormesi (Powell, 1927)
Height 200mm, Width 75mm, Endemic. Slender with tall spire
From Northland down to Cape Campbell and Cook Strait [AC]
Penion sulcatus (Lamarck, 1816) (=dilatatus Quoy & Gaimard)
Height 160mm, Width 65mm, Siphon Whelk. Endemic
North and South Islands, intertidal to about 50 fathoms [AC]