Acronym  cubatic, cube  tic 
Name  (degenerate) cube atop truncated cube 
©  
Segmentochoron display  
Circumradius  ∞ i.e. flat in euclidean space 
Dihedral angles  
Confer 

It either can be thought of as a degenerate 4D segmentotope with zero height, or as a 3D euclidean decomposition of the larger base into smaller bits.
Incidence matrix according to Dynkin symbol
oo3ox4xx&#x → height = 0 (cube  tic) o.3o.4o.  8 *  3 3 0 0  3 3 3 0 0  1 1 3 0 .o3.o4.o  * 24  0 1 2 1  0 2 1 1 2  0 1 2 1 ++++ .. .. x.  2 0  12 * * *  2 0 1 0 0  1 0 2 0 oo3oo4oo&#x  1 1  * 24 * *  0 2 1 0 0  0 1 2 0 .. .x ..  0 2  * * 24 *  0 1 0 1 1  0 1 1 1 .. .. .x  0 2  * * * 12  0 0 1 0 2  0 0 2 1 ++++ .. o.4x.  4 0  4 0 0 0  6 * * * *  1 0 1 0 .. ox ..&#x  1 2  0 2 1 0  * 24 * * *  0 1 1 0 .. .. xx&#x  2 2  1 2 0 1  * * 12 * *  0 0 2 0 .o3.x ..  0 3  0 0 3 0  * * * 8 *  0 1 0 1 .. .x4.x  0 8  0 0 4 4  * * * * 6  0 0 1 1 ++++ o.3o.4x. ♦ 8 0  12 0 0 0  6 0 0 0 0  1 * * * oo3ox ..&#x ♦ 1 3  0 3 3 0  0 3 0 1 0  * 8 * * .. ox4xx&#x ♦ 4 8  4 8 4 4  1 4 4 0 1  * * 6 * .o3.x4.x ♦ 0 24  0 0 24 12  0 0 0 8 6  * * * 1
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