CONGDON 



PLATE 2 



R prim int. car 



art 



L prim, intcarohc 



I ^pharyngeal pouch 



Arterial 

 trunk 

 R4Vaor, 

 arch 



mirive' 

 pulmon art 



diment of L pulm arch 

 claorta 



Primitive pulmon art. 

 Cephalic pulmon. tributary 

 Pulmonary vein 



Rudiment ofL pulm arch 

 f L primitive pulmonary art 



Cephalic pulmon tributary 



L paired dorsal aorta 



Pulmonary vein 



Transverse anastomosis 



Lung 

 Segmental artery 



s 



Sfy34 



vo/darl 



-j' pouch 





 pfjarynaeal \ 







Yenlral pharyngeal arf 

 'a/, 4*2 aar he arches 



" ana ry arch , , 



Pulmont- 

 nighl pulmonary arch 



jp- - pulmonary a 



B Lefi paired aorta 1 aorta 



niqnl primitive pulmonary a 



e internal carotid artery 



"aortic arch 



Caudal pharyngeal complex 



' > arch 







J^36 



J. F. Didusch fee. 



A. Hoen & Co. Llth. 



