PROCEEDINGS 



OF THE 



, WASHINGTON ACADEMY OF SCIENCES 



VOL. IX, PP. 79-158 PLATES \-XV JULY 31, 1907 



DISTRIBUTION OF THE SUBCUTANEOUS VESSELS 



IN THE HEAD REGION OF THE GANOIDS, 



POLYODON AND LEPISOSTEUS. 



WM. F. ALLEN. 

 (FROM THE STANFORD MARINE LABORATORY, PACIFIC GROVE, CALIF.) 



WASHINGTON, D. C. 

 PUBLISHED BY THE ACADEMY 



1907 



