See text Circulus (Lodderia) Tate, 1899 Lodderia is a genus of minute sea snails or micromolluscs, marine gastropod molluscs in the family Skeneidae.

[1] This genus belonged previously to the family Liotiidae.

The shell has a depressed turbinate shape and a deep umbilicus.

The circular aperture is oblique and shows a prominent varix.

The white operculum is multispiral with a central nucleus.