Digonal-pentagonal duoantitegum

The digonal-pentagonal duoantitegum, also known as the 2-5 duoantitegum, is a convex isochoric polychoron and member of the duoantitegum family with 20 lateromonotruncated triangular bipyramids as cells.

Each cell of this polychoron has rectangular pyramidal symmetry, with 1 rhombus, 4 kites, and 2 isosceles triangles for faces.