Quick Search
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 =
N =
North Island
S =
South Island
E =
I =
Gastropoda - Vetigastropoda - (Vetigastropoda) - Family: Fissurellidae

Fissurellidae: Diodorinae


Genus: Diodora

Diodora bollonsi (Oliver, 1915)
Kermadec Islands [K.E.]

Fissurellidae: Emarginulinae


Genus: Cornisepta

Cornisepta festiva Crozier, 1966
Width 5mm, Height 5.5mm
North of Three Kings Islands [AE.]

Genus: Emarginula

Emarginula striatula Quoy & Gaimard, 1834
Length 33mm, Width 17mm, Slit Limpet
North, South, Stewart, Chathams, Snares, Auckland and Bounty Islands. In beach drift and living below low tide [ACFMAnE.]

Genus: Emarginula (Subzeidora)

Kermadec Islands [K.]

Genus: Fissurisepta

Length 1.5mm
Off Three Kings Islands [AE.]

Genus: Monodilepas

Length 20mm, Width 15mm
Off Three Kings, Cape Maria van Diemen, Far North, 10-800 metres. Also off Taranaki [ACE.]
Monodilepas monilifera (Hutton, 1873)
Length 33mm, Width 24mm, Keyhole Limpet
South Island and Snares Islands. In beach drift and trawled [FE.]
Length 14mm, Width 10mm
Auckland Islands [AnE.]
Length 11.5mm, Width 8.0mm, Height 3.1mm
Mahia to Cook Strait [CE.]
Length 10.0mm, Width 8.1mm, Height 2.2mm
Off Taiaroa Head, Otago [FE.]
Monodilepas skinneri Finlay, 1928
Length 28mm, Width 18mm
Chatham Islands [ME.]

Genus: Puncturella

Length 5.0mm, Width 3.6mm, Height 2.9mm
Chatham Rise [M]
Length 11.0mm, Width 7.7mm, Height 6.1mm
Macquarie Island, off Lusitania Bay, 69 metres [An]

Genus: Puncturella (Vacerrena)

Puncturella (Vacerrena) kesteveni Hedley, 1900 (=demissa Hedley)
Height 1.0mm, Width 1.2mm, Length 1.8mm
Australia, Tweed Heads, NSW, to Cape Wiles, SA. New Zealand, Foveaux Strait, Stewart Island and Snares Islands. Also recently recorded from the Chatham Islands [FMAnE.]

Genus: Scutus

Scutus breviculus (Blainville, 1817)
Length 103mm, Width 51mm, Shield Shell
North, South and Stewart Island [ACFE.]

Genus: Tugali

Tugali colvillensis Finlay, 1926
Length 21mm, Width 13mm, Height 8mm
North and South Islands [ACFE.]
Tugali elegans Gray, 1843
Length 50mm, Width 30mm
Northern part of North Island and Chatham Islands [ACFME.]
Tugali stewartiana Powell, 1939
Length 57mm, Width 18mm, Height 10mm, Less tapered anteriorly, and has much coarser sculpture - fewer, broader and flatter radials, fewer and stronger concentric ridges
Stewart Island and Foveaux Strait [FE.]
Tugali suteri (Thiele, 1916)
Length 15mm, Width 11mm, Anal fasciole consists of two radial ribs, compared to three in T. elegans
North Island, Cook Strait and Chatham Islands [ACME.]
Length 15mm, Width 10mm, Radial ribs alternate in strength, and concentric riblets are much weaker, causing slight beading of the radials
Fiordland, South Island [FE.]

Genus: Zeidora

Zeidora maoria Powell, 1937
Length 3mm
Off Three Kings Islands [AE.]

Fissurellidae: Hemitominae


Genus: Montfortula

Montfortula chathamensis Finlay, 1928 (=rugosa of authors not Quoy & Gaimard)
Length 12mm, Width 10mm
Wellington, Kaikoura, Chatham Islands [CME.]