Fig. 25. — A male frog dissected from the ventral side. 



a.ab.v., Anterior abdominal vein, cut short, ligatured, and turned back ; a.musc, 

 cut edge of abdominal muscles ; bl., urinary bladder ; c.d., common duct of 

 gall-bladder and pancreas; d.ao., dorsal aorta; du., duodenum; /.&., fat 

 body \fem.v., femoral vein ; g.b., gall-bladder ; ht.-, heart ; ky.n., hypoglossal 

 nerve; im., ileum; i.v.c, inferior vena cava; <&., kidney; fc.d., kidney duct 

 with vesicula seminalis; Ir , liver; o. y point at which c.d. enters the duo- 

 denum ; pes., pancreas; fil.v., pelvic vein ; r.l. % right lung; rm. } rectum ; 

 r.$.v., renal portal vein; sar., sartorius muscle ; snt. , mylohyoid muscle ; 

 sp.y spleen ; st. t stomach ; £,, testis ; z/.z»., vesical vein. 



