BULL. GEOL. SOC. AM. 



VOL. 23, 1911, PL. 43 



Figure 1. — Luceuo Type of Plateau Tlaix 

 North rim of tlie Jornada del Muerto of Socorro County, New Mexico, distant .80 miles 



FiGiijE 2. — Stiuotihe ok IvOok-eloor IX THE Galisteo Basix xear Los Cerrili.os, 



New ^Iexico 



LUCERO TYPE OF PLATEAU PLAIN AND ROCK-FLOOR STRUCTURE 



