Pentagonal triswirltegum

The pentagonal triswirltegum is a convex isochoric polychoron and member of the duoprismatic swirltegum family with 75 identical cells. It is the third in an infinite family of isochoric pentagonal hosohedral swirlchora.

Each cell of this polychoron has digonal symmetry, with 2 rectangle-symmetric hexagons, 4 tetragons, and 4 triangles for faces.