Acirsa
Acirsa is a genus of predatory sea snails, marine prosobranch gastropod mollusks in the family Epitoniidae. They are commonly known as wentletraps.
Species
According to the World Register of Marine Species, the following species with valid names are included within the genus Acirsa :The following species are also named by ITIS and in the book New Zealand Mollusca, by A. Powell
;Species brought into synonymy:Acirsa annectens A. W. B. Powell, 1951: synonym of Gregorioiscala annectens A. W. B. Powell, 1951Acirsa berryi: synonym of Couthouyella menesthoides Carpenter, 1864Acirsa chitaniana Yokoyama, 1926: synonym of Acirsa martensi de Boury, 1913Acirsa corsicana Nordsieck F., 1974 : synonym of Opalia coronata R. A. Philippi & Scacchi, 1840Acirsa costulata: synonym of Acirsa borealis Lyell, 1841Acirsa exopleura : synonym of Opalia exopleura Dall, 1917Acirsa gracilis : synonym of Periapta pandion Clench & Turner, 1952Acirsa hedleyi de Boury, 1912: synonym of Amaea hedleyi de Boury, 1912Acirsa menesthoides: synonym of Couthouyella menesthoides Carpenter, 1864Acirsa morchi Angas, 1871: synonym of Plastiscala morchi Angas, 1871Acirsa praelonga Jeffreys, 1877: synonym of Papuliscala praelonga Jeffreys, 1877Acirsa sarsii Kobelt, 1903: synonym of Gregorioiscala sarsii Kobelt, 1903Acirsa subcarinata : synonym of Aclis subcarinata Acirsa undulata: synonym of Acirsa borealis Lyell, 1841
Some new species have been named by Squires and Saul in 2003.