PLATK V. 



I 



Fit;. 1. UNDKR SURFACE PLEUROTU.S ULMARIUS FR.; ox ELM TRUNKS KIVKR 

 FOREST, ILL.: Nov.. 189S. 



Fli.. _'. L>PKR SURFACE. PLEURO TUS TIMKRIUS FR.: ON ELM TRUNKS. KlVER 



FOREST. ILL.. Nov.. 1898. 



