It is thin, shining and widely umbilicate. It is umbilicate and translucent nacreous. Below widely it is umbilicate and concave. The solid shell is deeply and widely umbilicate. The shell is umbilicate and planorboid in shape. The wide and deeply umbilicate shell has a depressed-conical shape. The umbilicate shell has a conical shape. The solid, globose-conoid shell is umbilicate or subimperforate. Aperture large, base broad, rather flattened, often umbilicate. The small shell is turbinately depressed and umbilicate. It is broadly umbilicate, Its color is greenish-yellow. The fusiform shell is not umbilicate, anteriorly rostrate and obliquely folded. The white shell is small, globose and umbilicate. The umbilicate shell has an orbiculate-conoidal shape. The umbilicate, conoidal shell is olivaceous or yellowish.