Zeradina ovata is a species of sea snail, a marine gastropod mollusk in the family Vanikoridae.

The aperture is narrowly ovate, angled above, its left contour slightly concave throughout (parietal wall not convex).

The thin peristome is continuous The outer lip is sinuous below the suture, produced below the middle, the under lip somewhat retreating, and slightly bent down, forming a shallow and broad sinus.

The columellar lip is rather broadly reflected limiting an umbilical fissure and continuous on the parietal wall in a thin but distinct callus.

[2] This marine species is endemic to New Zealand and occurs off Northland to Hauraki Gulf