90° W 



0° 



30° 

 S 



30° 



<^ 



0° 



30° 

 S 



60° 



J L 



90° W 



J L 



60° 



J I 1 60° 



30° 



Figure 37.— Areas of coverage for the American Association of Petroleum Geologists map sets of the Brazilian (top) and Argen- 

 tinian (bottom) continental margins. 



55 



