Cylichna zealandica is a species of sea snail or bubble snail, a marine opisthobranch gastropod mollusk in the family Cylichnidae, the chalice bubble snails or canoe bubble snails.Rosenberg, G. (2013). Cylichna zealandica Kirk, 1880. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=599189 on 2013-12-31
Description The height of the shell is 9 mm, its diameter 3.8 mm. The white, strong shell is smooth and faintly longitudinally striated. The aperture is produced above the spire.Thomas W. Kirk (1880), Additions to the list of New-Zealand Marine Mollusca; Annals And Magazine of Natural History v. 6 series 5 p. 15
Distribution This marine species is endemic to New Zealand and occurs off North Island at a depth of 60 m.
References
Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 Spencer H.G., Willan R.C., Marshall B.A. & Murray T.J. (2011) Checklist of the Recent Mollusca Recorded from the New Zealand Exclusive Economic Zone