PLATE 13. 



(load t'oni stiilk. 



ill) entire peii- 

 ni))ty one. (('.) ii 



)|)nieiit. 



ize on (lean elm. 

 of tli(> coniiliiil 



•onidia-lteiirinij: 



llv sllOAvill"' till' 



lite scali' 



