Small stellated dodecahedral pyramid

The small stellated dodecahedral pyramid, or sissidpy, is a ssegmentochoron. It has 1 small stellated dodecahedron and 20 pentagrammic pyramids as cells. It is a pyramid based on the small stellated dodecahedron.

It is the first segment of the great faceted hexacosichoraon in vertex-first orientation.

This polychoron appears in the scaliform grand stellated hecatonicosachoric antiprism.