Costaclis

Costaclis is a genus of medium-sized sea snails, marine gastropod mollusks in the family Eulimidae.

Species
The species within this genus include the following:
 * Costaclis egregia (Dall, 1889)
 * Costaclis hyalina (Watson, 1881)
 * Costaclis mizon (Watson, 1881)


 * Species brought into synonymy:
 * Costaclis joubini (Dautzenberg & Fischer, 1897) : synonym of Costaclis mizon (Watson, 1881)
 * Costaclis muchia (Locard, 1896) : synonym of Costaclis mizon (Watson, 1881)
 * Costaclis nucleata (Dall, 1889) : synonym of Costaclis hyalina (Watson, 1881)