PlATh. \". 



Figure i. — Portion of the Plains of Liguanea behind Long Movintain whose base is dissected by the 



Hope Cn>iyo?i. 



FlUL'Kli ^. — The Ligiiaiiea I'orniatioii 



sting upon the eroded sinla* 

 of Low Layton. 



if the La\ton Series at ihe \oleano 



