1904.] 



ANATOMY OP THE LACEETILIA. 



15 



a branch collecting blood from the parietes and the left oviduct. 

 Just beyond the right suprarenal a vein from that gland opens 

 into the vena cava, and immediately beyond that again the 

 anterior right ovarian vein, which — nearer to the ovary than 

 in the case of the left ovarian veins — receives a branch from the 

 oviduct and the membrane connecting this with the lung. The 

 vena cava then pursues its course, without receiving further 

 branches, to the liver. 



Text-ficv. 4. 



Z-^-, 



Renal venous system of JPygopus lepidopiis. 



ant.ahd., anterior abdominal ; K, right ; K', left kidney ; Lv., lateral abdominal 

 vein; od., oviducal; v.r.a., vena renalis advehensj v.c.i., vena cava; ep., 

 epigastric. 



Suprarenal Portals. — These veins are asymmetrical. The right 

 suprarenal body has two afferent veins and the left only one. 

 The right-hand vessels pass dorsally of the vena cava ; that of the 

 left suprarenal ventrally of the left vena renalis revehens. 



