Acronym	isdiddip
Name	inverted-snub-dodecadodecahedron prism
Colonel of regiment	(is itself not locally convex, but no other uniform polyhedral members)
Face vector	120, 360, 318, 86
External links

As abstract polytope isdiddip is isomorphic to siddiddip, thereby replacing retrrograde pentagrams by prograde ones, resp. replacing isdid by siddid.

Incidence matrix according to Dynkin symbol

x s5/3s5s

. demi( .   . . ) | 120 |  1  1   2   2 |  1  2  2  1  1   3 |  1  1  3 1
------------------+-----+---------------+--------------------+-----------
x demi( .   . . ) |   2 | 60  *   *   * |  1  2  2  0  0   0 |  1  1  3 0
.       s   2 s   ♦   2 |  * 60   *   * |  1  0  0  0  0   2 |  0  0  2 1
. sefa( s5/3s . ) |   2 |  *  * 120   * |  0  1  0  1  0   1 |  1  0  1 1
. sefa( .   s5s ) |   2 |  *  *   * 120 |  0  0  1  0  1   1 |  0  1  1 1
------------------+-----+---------------+--------------------+-----------
x       s   2 s   |   4 |  2  2   0   0 | 30  *  *  *  *   * |  0  0  2 0
x sefa( s5/3s . ) |   4 |  2  0   2   0 |  * 60  *  *  *   * |  1  0  1 0
x sefa( .   s5s ) |   4 |  2  0   0   2 |  *  * 60  *  *   * |  0  1  1 0
.       s5/3s .   ♦   5 |  0  0   5   0 |  *  *  * 24  *   * |  1  0  0 1
.       .   s5s   ♦   5 |  0  0   0   5 |  *  *  *  * 24   * |  0  1  0 1
. sefa( s5/3s5s ) |   3 |  0  1   1   1 |  *  *  *  *  * 120 |  0  0  1 1
------------------+-----+---------------+--------------------+-----------
x       s5/3s .   ♦  10 |  5  0  10   0 |  0  5  0  2  0   0 | 12  *  * *
x       .   s5s   ♦  10 |  5  0   0  10 |  0  0  5  0  2   0 |  * 12  * *
x sefa( s5/3s5s ) ♦   6 |  3  2   2   2 |  1  1  1  0  0   2 |  *  * 60 *
.       s5/3s5s   ♦  60 |  0 30  60  60 |  0  0  0 12 12  60 |  *  *  * 2