Enneagonal tetrambitriate

The enneagonal tetrambitriate is a convex isochoric polychoron and member of the tetrambitriate family with 162 wedges as cells. It is the first in an infinite family of isochoric enneagonal tegmatic swirlchora.

Each cell of this polychoron has rectangular pyramidal symmetry, with 1 square, 2 isosceles trapezoids, and 2 isosceles triangles for faces.