502 



MR. F. E. BEDDARD ON THE VASCULAR AND [May 1, 



worthy that the opinion has been expressed that the Yipericlee are 

 nearer to the Opisthoglyphs than to other Cokibrines. 



Renal Arteries. — Coupled with the usual inequality of size of 



Text-fiff. 87. ;' 



Right kidney aud adjacent blood-vessels of Erythrolamprus cesculapii. \ 



Ao. Aorta ; int. Rectal branch of i-enal afferent vein ; K. Kidney ; j>.v. Parietal 

 vein ; It. Renal arteries ; r.aff. Afferent renal vein ; r.eff. Efferent renal vein. 



the kidneys in Serpents and their asymmetry in position, there is 

 frequently, though not always (the Boidse furnish exceptions), 



