Monilea rotundata Sowerby III, 1894 Minolia rotundata is a species of sea snail, a marine gastropod mollusk in the family Solariellidae.

The shell has a globose-conoidal shape and is profoundly umbilicated.

It contains 4½ convex whorls with a short and obtuse spire.

The body whorl is ventricated and has a slight angle.

There is a thick nodulous ridge bordering the umbilicus.