56 
BULLETIN: MUSEUM OF COMPARATIVE ZOOLOGY. 
177 to 178; no exposures. 
172. 
180. 
181. 
182. 
183. 
184. 
185. 
186. 
187. 
188. 
189. 
190. 
191. 
193. 
194. 
195. 
196. 
Boulder near Elias Fausto; ca. 2 ft. size. 
Shales. 
Tillite or sandstone; boulders loose on surface. 
Long cut in sandstone. 
Yellow clayey sandstone to 
Catan diabase sill. 
Tillite sand on top of diabase. 
do. 
Diabase sill to Tuburcio Pacheco Station. 
Yellow beds with stones. 
Tillite? 
Rio Capivary. 
Dark shales with embedded stones. 
Tillite section, in which I find large angular piece with faint 
striae; rock a compact white sandstone; like the bed under 
the Jaguaricatu beds. 
Waterworn pebbles in a layer overlaid by reddish sandstone but 
these beds are possibly Post-Palaeozoic. S. E. of Faz. Barreiro. 
One or two boulders seen on surface. 
Black shale; greenish black, containing in cut at least one granite 
boulder 15 to 18 inches (38 to 45 em.) long; continue to cross- 
roads; there overlying 
Sandstones. 
Yellow fine sandstones (loessite?) 
Similar to last; faulted and disturbed; small overthrust of sandy 
loessite upon shales. 
Massive beds of sandstone. 
Rio Capiavary near to 
Near to Capivary Station. 
