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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 =
Bivalvia - Autobranchia - Pectinida - Family: Cyclochlamyidae



Genus: Cyclochlamys

Cyclochlamys aupouria (Powell, 1937)
Width 4mm, Endemic
Off Three Kings Islands, and NE North Island, 79-805 metres [AE.]
Cyclochlamys austrina Dijkstra & Marshall, 2008
Length 2.4mm, Endemic
SW South Island and Antipodes Islands, 113-415 metres [FAnE.]
Cyclochlamys bacata Dijkstra & Marshall, 2008
Height 1.9mm, Endemic
Wanganella Bank, West Norfolk Ridge, 113-437 metres [AE.]
Cyclochlamys delli Dijkstra & Marshall, 2008
Width 5mm, Height 3.6mm, Endemic
Eastern South Island and Chatham Rise, from muddy substrata 117-1006 metres [CFME.]
Cyclochlamys irregularis Dijkstra & Marshall, 2008
Width 3mm, Height 1.8mm, Endemic
Off Three Kings Islands and NE North Island, 20-622 metres [AE.]
Cyclochlamys lemchei (Powell, 1958)
Width 6.2mm
Kermadec Islands, 27-420 metres [K.]
Width 2.9mm, Height 2.4mm, Endemic
Off Three Kings Islands, N North Island, and NE South Island, trawled 73-447 metres [ACE.]
Cyclochlamys munida Dijkstra & Marshall, 2008
Length 2.15mm, Endemic
Bradshaw Basin floor, Bradshaw Sound, Fiordland, 340-415 metres [FE.]
Cyclochlamys pileolus Dijkstra & Marshall, 2008
Height 1.5mm, Width 1.4mm, Endemic
SE South Island, Foveaux Strait, and Stewart, Auckland and Bounty Islands, 18-91 metres. The Kermadec record probably dates from a late glacial maximum [K.FAnE.]
Cyclochlamys transenna (Suter, 1913)
Width 3.4mm, Height 3mm, Endemic
North Island, Bay of Plenty south. South Island, Stewart, Chathams and Snares Islands [ACFAnE.]
Cyclochlamys wanganellica Dijkstra & Marshall, 2008
Width 2.5mm, Endemic
Wanganella Bank summit, West Norfolk Ridge, taken alive at 113-133 metres from rhodolith gravel [AE.]