290 



K. H. EDGEWOETH. 

 Text-fig. 89. 



Text-fig. 90 



ooel 





vt oui . nn 



•VlCLfj.ATV. 



IvjjJotTif) K An. 



90. 



Text-figs 89 and 90.-RabLit, embryo ?§ nnu.; Text-fig. 89 thvouo-h 

 the liyoid segment, Text-fig. 90 through the neck. 



