46 MESOZOIC FLORAS OF UNITKI) STATES. 



tlie drainage and all the principal localities are shown and the lines of the 



sections indicated as follows: 



A-B, Section I: Canyon of tho little Colorado. 



C-D, Section II: The Moeiuopie Wash. 



E-F, Section 111: The lowei- Little Colorado Valley. 



G-H, Section IV: Winslow. 



I-K, Section V: The Leroux Wash. 



L-M, Section VI: The Petrified Forest . ' 



N-0, Section VII: Red Butte. 



P-Q, Approximate line of strike. 



