Pentagonal duotegmatic alterprism

The pentagonal duotegmatic alterprism is a convex isogonal polyteron that consists of 2 pentagonal duotegums and 50 isosceles triangular-triangular duotegums. 1 pentagonal duotegum and 15 triangular-triangular duotegums join at each vertex. formed as an alterprism of a pentagonal duotegum, or as the hull of two dually oriented pentagonal disphenoids.