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.