Cirsonella waikukuensis is a minute sea snail, a marine gastropod mollusc in the family Skeneidae.Rosenberg, G. (2013). Cirsonella waikukuensis Powell, 1937. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=598298 on 2013-10-15
Description The height of the shell attains 0.7 mm, its diameter 0.9 mm. Cirsonella waikukuensis is a very small deep-water gastropod. The shell height reaches approximately 0.8 mm and its diameter about 1 mm. The shell is discoidal with a low spire, fine spiral sculpture, and a round aperture.
Distribution This marine species is endemic to New Zealand and occurs off North Cape at a depth of 29 m.
References
Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979