BULL. GEOL. SOC. AM. 



VOL. 19, 1907, PL. 41 



Figure 1. — Plateau I'laix near Zvsi, New Mexico 

 Ba.sa,lt capped mesa, GOO feet above plain 



FinriiE 2. — WiNn-scouurn Lake Basins of E.stancia I'i.aixs, New Mexico 

 CONTRASTS OF DEFLATIVE EROSION 



