Establishment of cleavage furrows by the mitotic spindle.
D000818:Animals; D002478:Cells, Cultured; D003584:Cytological Techniques / Q000295:instrumentation; D004447:Echinodermata; D005260:Female; D007668:Kidney / Q000166:cytology; D008938:Mitosis; D010063:Ovum / Q000166:cytology; D012617:Sea Urchins; D014562:Caudata