Maybe read it again? Put yourself in the woman's position of being verbally reduced to a bag of excrement, in front of your father, for a moment. It's a fine meditation technique, to sort out the 32 parts of the body, but an entirely different thing to heap it on another human being. That's some dark vipassana burnout - er, personal issue with women- the Lord Buddha was showing there.
Even the venerable monk who translated that sutta was at a loss to explain the Buddha's outburst, and added a footnote, in the page you linked.