606 W. T. LEE STfeATlGRAPHY OF COAL FIELDS OF NEW MEXICO 



Talle showing the Distribution of Fossil Plants from central and western Neiv 

 Mexico and southwestern Colorado 



(The locations of the principal lots are indicated on the accompanying map by 



means of the locality numbers) 



Identified by F. H. Knowlton 





Cerr 

 fie 



lie 

 Id 



s 





H.n 



ga 



11 



fie 



d 





-J. 



0! 



p 



Rio 

 uerco 



o 

 o 



§- ranKO 











San Juan Basin 



United States Geological Survey 

 locality numbers 



i^- 



00 



— 



— 



X 



^3 



•T 



«5 



O 







o 



-3 



— 



« 



t^ 



oc 



2 -i 



i g 



X " 



2>1 



— 



-* 

 •3^ 



— 



■J 

 5 

























X 

































Brachyphylliun ynctcroccirpuyH Newb 





































; ^ 







... 













X 



X 

 X 





X 









X 





•) 











... > 























X 





























'. X 







... 





Cunninghamites sp. ? 

























X 







X 







x 



X 



x 





'. X 

 . X 





"x 































Dotubeyopsis "* sp 





































Dryophyllum falcatum Ward 







... 























X 







... 









X 

 X 



X 





X 





X 



X 

 X 



X 















V 















































X 







X 



•> 



X 















V 



X 



X 

 X 



X 



... > 



'. X 



< .... 



X 



X 



X 

 X 



X 

 X 



X 





" trinercis Kn 

















X 











X 















X 

 X 



X 





1 



x 



X 





" cf F. WardUKn 









" n sp (;i-nerved) 









X 





X 



X 









" n SD 











" SD 





















\' 



Equisetiim sp 

























Geinitzia formosa Heer 





































" sn 



X 





X 









































Gleichenia sp 



LauTus "^ sp 









7 















X 

 X 











X 









... 





Myvicci Toyveyi "^ IjGHq 





















































" ' n SD 

























N 



< ... 











Nelumbo intermedia ? Kn. 





X 



X 





X 



X 



x 



.... 



.... 







... 







X 





X 



— 







Palviocdvpon coiniHune "' IjCSQ 







Protophi/lloclcidus sp 















•> 













X 

 a' 



X 







Scilix stcintoni '' Kn 



























X 















" ? sp 



























X 











".'. X 



X 









Sequoia reichenhachi (Gein) Heer 











X 



















Typha sp , 































X 







V 







.... 





viburnum 1 probletnaticiun Kn.. 





























X 







"P 



Zizyphus n. sp 





















X 





... 































1 



















the Lewis as developed near Monero. The coal-bearing formation of the 

 Eio Puerco field is essentially equivalent to the Mesaverde of the San 

 Juan Basin, but includes at its base rocks equivalent in age to the upper 

 part of the Mancos shale. It may be stated in brief that, except for the 



