Acronym	diquitdi
Name	disicositetraquasitruncated disicositetrachoron
Circumradius	sqrt[4-sqrt(2)] = 1.608038
Colonel of regiment	suti
Face vector	576, 1440, 816, 96
Confer	general polytopal classes: Wythoffian polychora
External links

As abstract polytope diquitdi is isomorphic to ditdi, thereby interchanging octagrams and octagons, and thus replacing socco by gocco and quith by tic. – As such diquitdi is a lieutenant.

Incidence matrix according to Dynkin symbol

x3o4/3x3x4/3*a4*c

. .   . .         | 576 |   2   2   1 |   1   2   2   1   2 |  1  1  2  1
------------------+-----+-------------+---------------------+------------
x .   . .         |   2 | 576   *   * |   1   1   1   0   0 |  1  1  1  0
. .   x .         |   2 |   * 576   * |   0   1   0   1   1 |  1  0  1  1
. .   . x         |   2 |   *   * 288 |   0   0   2   0   2 |  0  1  2  1
------------------+-----+-------------+---------------------+------------
x3o   . .         |   3 |   3   0   0 | 192   *   *   *   * |  1  1  0  0
x .   x .   *a4*c |   8 |   4   4   0 |   * 144   *   *   * |  1  0  1  0
x .   . x4/3*a    |   8 |   4   0   4 |   *   * 144   *   * |  0  1  1  0
. o4/3x .         |   4 |   0   4   0 |   *   *   * 144   * |  1  0  0  1
. .   x3x         |   6 |   0   3   3 |   *   *   *   * 192 |  0  0  1  1
------------------+-----+-------------+---------------------+------------
x3o4/3x .   *a4*c ♦  24 |  24  24   0 |   8   6   0   6   0 | 24  *  *  *
x3o   . x4/3*a    ♦  24 |  24   0  12 |   8   0   6   0   0 |  * 24  *  *
x .   x3x4/3*a4*c ♦  48 |  24  24  24 |   0   6   6   0   8 |  *  * 24  *
. o4/3x3x         ♦  24 |   0  24  12 |   0   0   0   6   8 |  *  *  * 24

x3/2o4x3x4/3*a4*c

.   . . .         | 576 |   2   2   1 |   1   2   2   1   2 |  1  1  2  1
------------------+-----+-------------+---------------------+------------
x   . . .         |   2 | 576   *   * |   1   1   1   0   0 |  1  1  1  0
.   . x .         |   2 |   * 576   * |   0   1   0   1   1 |  1  0  1  1
.   . . x         |   2 |   *   * 288 |   0   0   2   0   2 |  0  1  2  1
------------------+-----+-------------+---------------------+------------
x3/2o . .         |   3 |   3   0   0 | 192   *   *   *   * |  1  1  0  0
x   . x .   *a4*c |   8 |   4   4   0 |   * 144   *   *   * |  1  0  1  0
x   . . x4/3*a    |   8 |   4   0   4 |   *   * 144   *   * |  0  1  1  0
.   o4x .         |   4 |   0   4   0 |   *   *   * 144   * |  1  0  0  1
.   . x3x         |   6 |   0   3   3 |   *   *   *   * 192 |  0  0  1  1
------------------+-----+-------------+---------------------+------------
x3/2o4x .   *a4*c ♦  24 |  24  24   0 |   8   6   0   6   0 | 24  *  *  *
x3/2o . x4/3*a    ♦  24 |  24   0  12 |   8   0   6   0   0 |  * 24  *  *
x   . x3x4/3*a4*c ♦  48 |  24  24  24 |   0   6   6   0   8 |  *  * 24  *
.   o4x3x         ♦  24 |   0  24  12 |   0   0   0   6   8 |  *  *  * 24