46 
FOSSILS IN SANDSTONE. 
beds with dosinia ; above these, the ostrea and pecten beds—all conformable to each other and 
to the volcanic rock and the granite, and all having their dip reversed in portions of the valley 
from local upheaval. 
The whole number of species found in these beds were: ostrea titan, hinnites crassa, cyclas 
permacra, halanus estrellanus, pecten discus, astrodapsis Antiselli. 
Cyclas and hinnites with pecten were found in bed two. Balanus was found in bed three, with 
asterodapsis. 
