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LABORATORY MANUAL FOR VERTEBRATE ANATOMY 



A 



B 



D 



Fig. 59. — Diagrams to show the development of the postcaval vein in the cat. The card-, 

 system of veins is crosshatched, the subcardinal veins closely stippled, the hepatic veins indicated 

 cross, vertical, and oblique hatching combined, the su pracardinal veins by open stippling, and 



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