Pirate II 
Fig. 7 External view of the embryo in Experiment 225. This embryo was ectopic, the body 
wall as well as the wing having been injured by the operation. 
Fig 8 External view of the same embryo, normal side. 
Fig. 9 Cross-section through the brachial region of the embryo in Experiment 404. 
Fig. 10 Cross-section through the operated region in Experiment 60. 
Fig. 11 External view of the normal side and, Fig. 12, of the operated side in Experiment 706. 
Fig. 13 Cross-section through the brachial region in Experiment 142. 
