DISEASES OF POULTRY. 



43 



Fig. o.— D, trachea of pbeasant opened to show syngames (two-thirds nat- 

 ural size . I, ova in different stapes of developraent, a, segmented vitellus> 

 *. (franuiar vitellus becoming- constricted at middle, <. ovum with embryo 

 fully developed, if, ovum with valve at extremity detached and embryo 

 emerpintr; K. embrvos, </, directly after leavintr egtr, /•, undergointr the first 

 moU,V, nvmph with rudiments of genital organ showing at .v, L, diagram 

 illustrating manner of removing syngames with wire, horse-hair or feather. 



