PLATE IV. 



ri,Cortic*zl lor \ -n&r*il.tiri portion / b. Medullary' for tubular ) portion 

 GI Peripheral, portion, of the latter-, d. , Interior of the pelvis ; dW. 

 Arms of thf' pelvis ; e, Border of the crc&t; f,In fitn rtibtihitn ,- (/, ('refer. 



<Vo.Marx.del.after U'Arbovnl.p.669. 



LOXGITt'DlNAL SKfTION THROl'OH KIDXKY 



