A new species, Heterota sunjaei Park and Ahn sp. nov. (type locality: Geumgab Beach, Jindo, Jeonnam Province, Korea), is described from Korea. The new species is compared with the related species H. plumbea (Waterhouse) and H. arenaria Cameron and the differences are summarized. An illustration of the habitus and line drawings of diagnostic characters are presented. An annotated world catalog of the genus Heterota Mulsant and Rey is provided.