[ZS.&eoIopica/ Purvey. 



Pl<>te.Lm. 



^^^^1 



Carboniferous 



^Trtra, Trtas 





Section JVb. 2. Setwee w ^€u7-sh and Bitter root CreeTCs. 



WctAsctfcA Grarip 





Oneri Jiinr Gru 



