Acremodonta crassicosta is a species of minute, deep-water sea snail, a marine gastropod mollusc or micromollusk in the family Ataphridae, the false top snails or false top shells.Bouchet, P. (2012). Acremodonta crassicosta (Powell, 1937). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=594674 on 2012-06-21
Distribution This species is endemic to the deeper waters around New Zealand's Three Kings Islands.
References
Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 Marshall, B.A. 1983: Acremodontinae: a new subfamily of the Trochidae (Mollusca: Gastropoda). National Museum of New Zealand Records 2: 127-130 (p. 127)