104 University of California Publications in Geology [Vol.8 



IT. Section at Benicia, California 



Feet 



/ (7) Gray-green shales and thin bedded sandstones ~| 



I (6) Solen stantoni beds I 1400 



\ (5) Gray-green shales and thin bedded sandstones 



Martinez 1 (4) TrochoC y athus z i tte ]i beds / 



Eocene \ >o\ x> i i J- 900 



J (3) Brown sandstones ( 



/ (2) White shale 50 



\ (1) Conglomerate and sandstone 20 



Total 2370 



III. Section at Lower Lake, Lake County, California 



Feet 



i(10) Gray shales and thin bedded sandstones ) 

 (9) Solen stantoni beds f 

 (8) Gray shales and thin bedded sandstones "| 

 (7) Massive, tan sandstone L 1600 

 (6) Trochocyathus zitteli beds I 



Eocene \ (5) Massive, tan sandstone ) 



J (4) Fine-grained, massive, tan sandstone f 



/ (3) Medium-grained, gray, sandstone 500 



I (2) Meretrix dalli beds ) 



\ (1) Medium-grained, gray sandstone ( 



Total 4000 



IV. Section near Martinez at Type Locality 



Feet 



/ (7) Solen stantoni beds "| 



I (6) Gray sandstone I 1000 



V (5) Gray-green, glauconitic sandstone 



J (4) Trochocyathus zitteli beds ) 



Vlartinez / j i t > 300 



/ (4) Hard gray sandstone \ 



Eocene \ ' 



\ (3) Gray-green, glauconitic sandstone | 



J Trochocyathus zitteli beds j 



f (2) Gray sandstone with lenses of limestone 300 



\ (1) Conglomerate 50 



Total 1700 



V. Section near Selby Smelter, Carquinez Straits 



Feet 



C (3) Gray-green, foraminiferal shale 500 



i m z j ^ Trochocyathus zitteli beds ) 



Eocene r< i -a- i i r 200 



I (1) Gray-green, glauconitic sandstone I 



Total 700 



