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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 =
N =
North Island
S =
South Island
E =
I =
Gastropoda - Caenogastropoda - Heterobranchia - Family: Pyramidellidae

Pyramidellidae: Pyramidellinae


Genus: 'Epigrus'

'Epigrus' gracilis Oliver, 1915
Kermadec Islands [K.E.]
'Epigrus' insularis Oliver, 1915
Kermadec Islands [K.E.]

Genus: Otopleura

Otopleura mitralis (A.Adams, 1855)
Indo-Pacific, Red Sea, Kermadec Islands [K.]

Genus: Pyramidella

Pyramidella sulcata (A.Adams, 1854) (=Pyramidella maculosa Lamarck)
Kermadec Islands [K.]
Pyramidella terebellum (Müller, 1774)
Kermadec Islands [K.]

Pyramidellidae: Odostomiinae


Genus: Besla

Besla insularis (Oliver, 1915)
Kermadec Islands [K.E.]
Besla rossiana Laws, 1941
Height 2.2mm, Width 1mm
Off Auckland and Snares Islands [AnE.]
Besla subrugata (Powell, 1927)
Height 1.8mm, Width 0.9mm
Off south west Otago, 310 metres [FE.]
Besla vaga Laws, 1941
Height 1.9mm, Width 0.9mm
Three Kings Islands, 180 metres, to Otago Heads 70-90 metres [ACFE.]
Height 1.5mm, Width 0.8mm
Waitangi, Chatham Islands [ME.]

Genus: Evalea

Evalea liricincta (Suter, 1908)
Height 3mm, Width 1.4mm
Off Otago Heads to Stewart Island [FE.]
Evalea plana Laws, 1941
Height 3.1mm, Width 1.4mm
Off Snares Islands 90 metres, off Antipodes Islands 27 metres [AnE.]
Evalea propria Laws, 1941
Height 3mm, Width 1.9mm
South Island. Dunedin Harbour to Bluff [FE.]
Evalea sabulosa (Suter, 1908)
Height 4mm, Width 1.8mm
Eastern Otago south. Snares, Bounty, Auckland and Campbell Islands [ACFMAnE.]

Genus: Gumina

Gumina dolichostoma (Suter, 1908)
Height 6.5mm, Width 3.3mm
Northland to eastern Otago and Chatham Islands [ACFME.]
Gumina minor Laws, 1940
Height 2.5mm, Width 1.1mm
Off Northland east coast 22 metres [AE.]

Genus: Herviera

Herviera sp. cf. isidella (Melvill & Standen, 1898)
Kermadec Islands [K.]

Genus: Hinemoa

Hinemoa punicea Oliver, 1915

Genus: Ividella

Ividella maoria Powell, 1940
Height 3.3mm, Width 1.3mm
Far North. Between Spirits Bay and Three Kings Islands, 92 metres [AE.]

Genus: Linopyrga

Linopyrga rugata (Hutton, 1886)
Height 2.9mm, Width 1.3mm
Northland east coast to Stewart Island, Chathams, Snares, Auckland and Bounty Islands [ACFMAnE.]
Height 2.3mm, Width 1mm
Northland to Auckland [AE.]

Genus: Obexomia

Obexomia denselirata (Suter, 1908)
Height 2.1mm, Width 1.2mm
Off Little Barrier Island 36 metres [AE.]

Genus: Odostomia

Height 2.4mm, Width 1.2mm
Off Stewart Island, 33 metres [FAnE.]
Height 4.1mm, Width 1.95mm
Auckland Islands [AnE.]
Odostomia cf. clara Brazier, 1877
Kermadec Islands [K.]
Odostomia cf. metata Hedley, 1907
Kermadec Islands [K.]
Odostomia chordata Suter, 1908
Height 3.6mm, Width 1.8mm
Off Northland east coast 45-70 metres [AE.]
Height 4.2mm, Width 1.7mm
Fiordland, and off Chatham Islands [ME.]
Odostomia cryptodon Suter, 1908
Height 2.7mm, Width 1.5mm
South Island. Lyttelton to Taieri Beach and Chatham Islands [CFME.]
Height 1.85mm, Width 0.85mm
Northland, Auckland [AE.]
Height 4mm, 1.7mm
Hauraki Gulf, 45 metres [AE.]
Odostomia hyphala Watson, 1886
Height 6.3mm, Width 3mm
North east of East Cape, 1280 metres [AE.]
Odostomia incidata Suter, 1908
Height 4.3mm, Width 1.6mm
Throughout NZ [ACFAnE.]
Height 2.3mm, Width 1.3mm
Manukau Harbour, Auckland [CE.]
Odostomia murdochi Suter, 1913
Height 4mm, Width 1.8mm
Foveaux Strait, Stewart Island [FE.]
Height 2mm, Width 1mm
Off Auckland Islands, 175 metres [FAnE.]
Odostomia pedica Laws, 1939
Height 3.8mm, Width 1.6mm
Snares Islands [AnE.]
Odostomia pervaga Laws, 1939
Height 2.8mm, Width 1.2mm
Northland, Auckland [AE.]
Odostomia pudica Suter, 1908
Height 5.2mm, Width 2.2mm
Bay of Islands, Northland [AE.]
Height 3.7mm, Width 2mm
Takapuna Reef, Auckland, to Mahia [ACE.]
Height 3mm, Width 1.5mm
Taumaki Island, west coast, South Island, 18 metres [FE.]
Odostomia vaga Laws, 1939
Height 3.6mm, Width 1.8mm
Northland to Stewart Island and Snares Island [ACFAnE.]
Odostomia vestalis Murdoch, 1905
Height 4.4mm, Width 1.5mm
Foveaux Strait to Stewart Island [FE.]

Genus: Siogamaia

Siogamaia morioria Laws, 1941
Height 3mm, Width 1.5mm
Chatham Islands [ME.]

Genus: Striodostomia

Height 1.5mm, Width 0.65mm
Northland, Auckland [AE.]

Pyramidellidae: Syrnolinae


Genus: Agatha

Agatha georgiana (Hutton, 1885)
Height 15mm, Width 6mm
Northland to Stewart Island and Chatham Islands. Shallow water to 110 metres [ACFME.]

Genus: Puposyrnola

Puposyrnola fastigiata (Suter, 1906)
Height 4.3mm, Width 1.3mm
Northland, Hauraki Gulf [AE.]
Height 4.6mm, Width 1.2mm
Off North Cape to Northland [AE.]

Genus: Syrnola

Syrnola crawfordi Powell, 1927
Height 5.3mm, Width 1.5mm
Northland. Off Ahipara, 42 metres [AE.]
Syrnola lurida (Suter, 1908)
Height 5.8mm, Width 1.4mm
Northland. Off Cuvier Island, 70 metres [AE.]
Syrnola menda Finlay, 1927
Height 6.7mm, Width 1.3mm
Off Three Kings Islands to Hauraki Gulf [AE.]

Pyramidellidae: Turbonillinae


Genus: Eulimella

Eulimella coena Webster, 1905
Height 2.7mm, Width 0.9mm
Takapuna, Auckland [AE.]
Eulimella inexpectata (Oliver, 1915)
Kermadec Islands [K.E.]
Eulimella levilirata Murdoch & Suter, 1906
Height 4.2mm, Width 1.4mm
Throughout NZ [ACFME.]
Eulimella limbata (Suter, 1907)
Height 4.5mm, Width 1.5mm
Bay of Islands, Northland to Taiaroa Heads, Otago [ACFE.]

Genus: Planpyrgiscus

Planpyrgiscus lawsi Dell, 1956 (=delli Powell)
Height 5mm, Width 1.4mm
Off eastern Otago, 475-640 metres [FE.]

Genus: Pyrgiscilla

Height 5mm, Width 1.5mm
Dunedin Harbour, 3-7 metres [FE.]
Pyrgiscilla tiaroa (Laws, 1937)
Height 4.1mm, Width 1mm
Off Otago Heads, 130 metres [FE.]

Genus: Rissopsetia

Rissopsetia maoria Dell, 1956
Height 1.5mm, Width 0.65mm
North Cape to Fiordland [ACFE.]

Genus: Striarcana

Height 4mm, Width 1.2mm
Northland to Cook Strait and Chatham Islands [ACME.]
Height 3mm, Width 1mm
Tauranga, Bay of Plenty [AE.]

Genus: Terelimella

Terelimella aupouria (Powell, 1937)
Height 2.3mm, Width 1.3mm
Off Three Kings Islands, 170 metres [AE.]
Height 4.9mm, Width 1.3mm
Off Eastern Otago, 475-640 metres [FAnE.]
Terelimella larochei (Powell, 1930)
Height 2.2mm, Width 0.5mm
Northland east coast [AME.]

Genus: Turbonilla

Turbonilla acer (Laws, 1937)
Height 3.8mm, Width 1mm
Off Otago Heads, 70-90 metres [FE.]
Turbonilla aoteana (Powell, 1930)
Height 2.8mm, Width 0.7mm
Off Northland east coast 10-20 metres [AE.]
Height 3.2mm, Width 0.9mm
Off Great Barrier Island, 10-20 metres [AE.]
Height 3.9mm, Width 1.1mm
Northland to Bay of Plenty [AE.]
Turbonilla campbellica (Odhner, 1924)
Height 7mm, Width 2mm
Campbell, Auckland and Antipodes Islands, under stones [AnE.]
Height 3.3mm, Width 1mm
Auckland and Hauraki Gulf [AE.]
Height 4.8mm, Width 1.4mm
Dunedin Harbour, 3-5 metres [FE.]
Turbonilla eques Laws, 1937
Height 7.5mm, Width 1.8mm
Off Poor Knights Islands, 110 metres [AE.]
Height 4.3mm, Width 1.3mm
Auckland, Otago Heads and Stewart Island [AFE.]
Turbonilla finlayi (Powell, 1926)
Height 5.2mm, Width 1.8mm
North Island [ACE.]
Height 4.3mm, Width 1mm
Off Otago Heads and Oamaru, 90-130 metres [FE.]
Turbonilla haroldi Laws, 1937
Height 6.4mm, Width 2.1mm
Off Oamaru 90 metres [F]
Height 3mm, Width 1mm
Auckland [AE.]
Turbonilla jactura Laws, 1937
Height 3.2mm, Width 0.9mm
Off Oamaru, 90 metres [FE.]
Turbonilla kingi Laws, 1937
Auckland and Hauraki Gulf [AE.]
Turbonilla lawsi Powell, 1937
Height 2.4mm, Width 0.6mm
Off Three Kings Islands, 170 metres [AE.]
Height 3.7mm, Width 1mm
Off Cape Saunders, Otago, and Snares Islands [FAnE.]
Turbonilla mitis Laws, 1937
Height 3.5mm, Width 0.9mm
Northland and Chatham Islands [AME.]
Turbonilla moorei Laws, 1937
Height 7.5mm, Width 2.5mm
Off Otago Heads, 75-130 metres [FE.]
Turbonilla oceanica Oliver, 1915
Kermadec Islands [K.E.]
Turbonilla owenga Laws, 1937
Height 3.5mm, Width 1mm
Off Chatham Islands, 18 metres [ME.]
Turbonilla powelli (Bucknill, 1924)
Height 5.2mm, Width 1.2mm
Bay of Plenty [AE.]
Turbonilla rakiura Laws, 1937
Height 3.6mm, Width 1mm
Off Oamaru and Stewart Island [FE.]
Turbonilla scala Laws, 1937
Height 3.5mm, Width 1mm
Off Oamaru, 90 metres [FE.]
Turbonilla stipes Laws, 1937
Height 2.5mm, Width 0.9mm
Off Three Kings Islands, 180 metres [AE.]
Turbonilla suteri Powell, 1926
Height 5.5mm, Width 2mm
Off Resolution Island, Dusky Sounds, 150 metres [FME.]
Height 3.5mm, Width 1.3mm
Dunedin Harbour, 5-6 metres [FE.]
Height 2.8mm, Width 0.8mm
Auckland and Hauraki Gulf [AE.]
Turbonilla vigilia Laws, 1937
Height 3.1mm, Width 0.8mm
Auckland, Hauraki Gulf [AE.]
Height 2.6mm, Width 0.9mm
Auckland Harbour and Hauraki Gulf [AE.]
Turbonilla zelandica Hutton, 1873
Height 5.8mm, Width 1.5mm
Cook Strait to Stewart Island [CFAnE.]