Rissopsetia gracilis is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.Rosenberg, G. (2012). Pyramidellidae incertae sedis gracilis Oliver, 1915. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=599067 on 2012-08-26
Taxonomy Tentatively assigned to Rissopsetia by Ponder (1974); does not belong to Epigrus (Rissooidea).
Distribution This marine species is endemic to New Zealand.
References
Oliver, W. R. B. "The mollusca of the Kermadec Islands." Transactions and Proceedings of the New Zealand Institute. Vol. 47. 1915. Ponder W. 1974. A review of the Australian species assigned to Rissopsis Garrett with a description of a new species of Rissopsetia (Mollusca: Gastropoda). Journal of the Malacological Society of Australia, 3: 25-35
External links World Register of Marine Species 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