Journ. of Anat. and rhydokxjij, Jan. 1001. ] 



[Plate XII. 



EP. 



O.N. 



EC. 







ev 



<t'='\^< 



The lateral pelvic wall iVom within. P.C., pubo-coccygeus ; Il.C, ilio-coccygeus ; 

 Il.C, ilio-sacralis (dorsal fibres of ilio-coccygeus); F.P., aponeurosis of ilio- 

 coccygeus; O.N., obturator nerve, accompanied by the obturator artery; O.F., 

 fascia covering lower part of the obturator internus ; P.A., pudic artery in Alcock's 

 canal ; C, coceygeus. 



De, P, Thompson. 



