404 UNUSUAL ARRANGEMENT [October, 



C. Clavicles. 



1. Right auricle. 



2. Right ventricle. 



3. Descending cava. 



4. Common trunk of left subclavian and jugulars. 



5. Right internal jugular vein. 



6. 6. Ascending vena cava, which is observed to 

 make an arch over the pulmonary vessels and to join the 

 descending cava. 



7. The eriiulgent vein very much enlarged, and the 

 vena cava just above it, in the same situation. 



8. The hepatic veins entering into the lower part of 

 the right auricle. 



9. Aorta. 



10. Pulmonary artery and veins. 



11. Intercostal veins. 



Fig. 2.. Front view, showing the same as the preceding, 

 besides the veins of the throat. 



A, A. Clavicles. 



B, B. Ribs. 



1. Right auricle, 



2. Right ventricle. 



3. Aorta. 



4. Descending cava. 



5. Ascending cava. 



6. Trunk formed by the jugular and subclaviaii 

 veins of each side. 



7. Internal jugulars. 



8. External jugulars. 

 ,9, Thyroid vein* 



