Preactiniidae

Preactiniidae is a family of sea anemones in the order Actiniaria The family contains two species in two monotypic genera.

List of genera

 * genus Dactylanthus
 * Dactylanthus antarcticus (Clubb, 1908)
 * genus Preactis
 * Preactis millardae England in England & Robson, 1984 ("walking anemone")