This is Z 10,at 25 dah and 7.3mm.
Pleopods have grown and can be moved.Exop.is now 60% of endop.Many setae border the tips of pleops. A2 is almost as long as A1.See it at the left of the left A1
Lateral view showing the pleops:
Pleops at 50X.The 1st pair,to the left remains less developed:
at 100X: