substage of immediately preceded by developmental stage embryonic stage 17 embryonic stage 17(iii) embryonic stage 17(iv) Hours 6-8 (the last two hours) of embryonic stage 17 at 25'C. (Approximately 22-24 hours at 25'C after egg laying). Temporal ordering number - 394. Should not be used to stage embryos whose development is at temperatures other than 25'C. FBdv:00007018 FlyBase_development_CV 2011-04-26T12:03:14Z