Small retrospinoprismatodisicositetrachoron

The small retrospinoprismatodisicositetrachoron, or sarnipadi, is a nonconvex uniform polychoron that consists of 24 truncated cubes, 24 small rhombihexahedra, and 96 triangular prisms. Four truncated cubes, four small rhombihexahedra, and four triangular prisms join at each vertex.

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