— 33 — 
This section might be tabulated as follows : 
METRES. METERS. 
Serra Geral eruptives . . 600 
ee 
Sao Bento sandstones, great 
cliffs of red, gray, and 
sKO BENTO, SERIES: cream-colored sandstones 200 
} Rio do Rasto red beds, with 
fossil reptiles (Scaphony:) 
and fossil trees. . . . 100 
i) 
900 
Rocinba limestone, . . 3 | 
Estrada Nova gray and var- 
iegated shales with 
cherty concretions and ) 
| 
| sandy beds = ao 180 
SANTA CATHARI-(pasga pots, SERIES 223 
NA SYSTEM. 
Iraty black shale, MJesosau- 
rus and Slereosternum. . 70 
Rio Bonito shales and sand- 
stones, Coal Measures, and 
Glossopteris ( Gangamo- 
pteris) flora. . . . 158 
Orleans conglomerate . . 5 
Yellow sandstones and 
shales to granite floor. . 27 
Palermo shales . . . 90 | 
180 
TUBARAO, SERIES : 
For comparison with this general structure of the Santa Catha- 
rina System, a few sections will now be given from adjoining states. 
In 1901-2 a boring was made for petroleum, under the supervi- 
sion of Mr. Arthur B. Reardon near Bofete in the StateofSdo Paulo. 
Mr. Reardon preserved samples of the rocks encountered and these 
are now in the possession of the Commiss&0 Geographica e Gen- 
logica in the city of S&o Paulo. 
Through the kindness of Dr. 0. A. Derby, the former able 
Director of that Commission, I was permitted to view these sam- 
ples, and from them made the following section of the rocks pene- 
trated. The boring begins about 15 meters below the base of the 
massive gray and red sandstone series (Sado Bento), one stratum 
of which filled with asphaltic material crops in the hills 15 meters 
above the old derrick ficor. These massive red and gray sandstones ex- 
5569 5 
