Small dipentary prismatohecatonicosidishecatonicosihexacosichoron

The small dipentary prismatohecatonicosidishecatonicosihexacosichoron, or siddip phidhix, is a nonconvex uniform polychoron that consists of 1200 triangular prisms, 600 truncated tetrahedra, 120 icosidodecadodecahedra, 120 small rhombicosidodecahedra, and 120 small ditrigonal dodecicosidodecahedra. Five of each join at each vertex.

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