Small spinodipentary hecatonicosiprismatohecatonicosachoron

The small spinodipentary hecatonicosiprismatohecatonicosachoron, or snid phiphi, is a nonconvex uniform polychoron that consists of 120 small stellated dodecahedra, 720 pentagrammic prisms, and 120 small rhombidodecahedra. One small stellated dodecahedron, five pentagrammic prisms, and five small rhombidodecahedra join at each vertex.

Vertex coordinates
Its vertices are the same as those of its regiment colonel, the prismatodishecatonicosachoron.