Small snub truncatotetrahedral hecatonicosachoron

The small snub truncatotetrahedral hecatonicosachoron or sestuthi is a convex isogonal polychoron that consists of 120 truncated tetrahedra, 120 snub tetrahedra, 480 triangular antipodiums, 480 triangular-ditrigonal gyrowedges and 720 phyllic disphenoids. However, it cannot be made scaliform.