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"...consisting of six rhomb-shaped faces with the edges all of the equal lengths: the faces are perpendicular to the planes of symmetry." -The Encyclopedia Britannica 1910

Indirect Rhombohedra

"...consisting of six rhomb-shaped faces with the edges all of the equal lengths: the faces are perpendicular…

"Indirect or mitotic division; A, resting mother nucleus; B, coil stage, with the centrosomes separating; C, D (metaphase), and H, stages in the division of the chromosomes; F, diastroid (anaphase) stage; G and H show the return of the daughter nuclei to the coil and to the resting condition, and division of the cytoplasm, and the formation of the dividing wall: c, centrospheres; cl, chromatin coil; chr, chromosomes; nu., nucleus; n, nucleoius; sp, nuclear spindle; w, cell wall." — Galloway

Mitotic Division

"Indirect or mitotic division; A, resting mother nucleus; B, coil stage, with the centrosomes separating;…