THE URINARY APPARATUS. 497 



i posed pyramid of Forrein; they terminate, towards the hilus, by acone or renal 

 papilla each surrounded by a calyx, and are separated by small prolongations of tlio 

 i-orticid siiI'Mance tin- columnar lirrtini. 



li. I'nt'f*. Tin- canals an- tlisj>osed at their origin as in the Ox; they terminate as 

 in tin ntln-r animals. In the hilus of thckidm y are from eight to fifteen prolongations or 

 *, which unite into a larger cavity uryrmt calyx, that finally opens into the renal 

 pehi.-,: tiiis is immediately followed by the un ter. 



The large extremity of this organ is directed downwards in the bottom of 

 '. vis, where it is continuous with the urethral canal ; its summit is directed upwards, 

 an. I is frequently pointed. Its mode of attachment ami internal conformation are the 

 same as in animals; and, as in the Horse, the peritoneum envelops it very incompletely. 

 The mn.M'iilar lihres are arranged into three planes: a superficial, which forms a baud 

 thut is carrieil from the anterior to the posterior face in passing over the summit; a 

 middle plane whose fibres are circular; ami a deep plane with reticulated fibres. 



S//yr<(-rt nal capsules. This ii;tme is quite appropriate to these bodies, as in Man, or 

 at least in the lietns, they form a kind of helmet that covers the upper part of the 

 kidney. 



There is nothing to add respecting their structure. 



2 K 



