Ameranna royalensis is a species of sea snail, a marine gastropod mollusk in the family Pisaniidae.Bouchet, P. (2012). Ameranna royalensis (Watters, 2009). In: MolluscaBase (2017). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=600649 on 2018-01-09
References
Watters G.T. (2009). A revision of the western Atlantic Ocean genera Anna, Antillophos, Bailya, Caducifer, Monostiolum, and Parviphos, with description of a new genus, Diantiphos, and notes on Engina and Hesperisternia (Gastropoda: Buccinidae: Pisaniinae) and Cumia (Colubrariidae). The Nautilus 123(4): 225-275 Landau B. & Vermeij G.J. (2012) Caenozoic Research 9(1)