510 University of California Publications in Geology [Vol. 8 



1625. About 1 mile northeast of town of Rodeo, on north side of syncline; 



about three-quarters mile southeast of Union Oil Works; about 190 

 feet stratigraphically below base of Pinole tuff, to north of chicken 

 coop in gully below cement house. Napa Topographic Sheet, U. S. G. S. 



1626. Coarse gray sands near base of San Pablo on north side of syncline about 



2 miles northeast of town of Rodeo; about l 1 /! miles southeast of 

 Tormey station; near end of long ridge on south side of Canada del 

 Cerebo Valley. Napa Topographic Sheet, U. S. G. S. 



1627. About 2% miles east and a little south of town of Eodeo, in gulch at 



elevation of about 600 feet. As seen on Napa Topographic Sheet, 

 1902 edition, it is due south of the letter D in the word Del Hambre; 

 coarse gray conglomeratic sandstone. 



1628. About three-quarters mile due east of loc. 1627 and in same horizon; 



coarse basal sandstones of San Pablo; due north of big bend in 

 Santa Fe railroad. Napa Topographic Sheet, U. S. G. S. 



1629. On top of ridge to north of big bend in Santa Fe railroad, a little east of 



loc. 1628 and in same horizon. 



1630. About 3 miles, air line, southeast of town of Rodeo, on top of ridge east 



of 700-foot hill, where road from Crockett crosses; just below the 

 letter E of the word del, Napa Topographic Sheet, U. S. G. S. 



1631. About one-quarter mile due east of town of Rodeo, between 150 and 200 



yards east of loc. 1617 and a little higher stratigraphically. Napa 

 Topographic Sheet, TJ. S. G. S. 



1632. Pecten beds on bay shore just west of the town of Rodeo, a little south 



of Lone Tree Point; described in the Pac. R. R. Repts. 



1633. About 75 to 100 feet southeast and directly across the strike from loc. 



1631, and lower stratigraphically. 

 1631. In gully on south side of 700-foot hill, south and a little west of town 



of Crockett; elevation about 500 feet; west of and in same horizon as 



loc. 1627. Napa Topographic Sheet, IT. S. G. S. 

 1636. About 3 miles south of town of Danville, in quarry back of second house 



west of bend in county road. Mount Diablo Topographic Sheet, 



IT. S. G. S. 



1890. About 150 feet above base of San Pablo Group on west edge of NW 



Sec. 33, T. 2 N, R. 1 E, M. D. B. and M. 



1891. On south side of 594-foot hill and very near the top of the hill, near 



center of SW % Sec. 29, T. 2 N, R. 1 E, M. D. B. and M. 



1893. North of Mount Diablo, about. 1 mile east of Kirker Creek, a little above 



the base of the San Pablo; about 100 feet south of and stratigraph- 

 ically below loc. 1890. Mount Diablo Topographic Sheet, U. S. G. S. 



1894. On east side of hill, just above base of San Pablo; a little west of center 



of SW % SE % Sec. 29, T. 2 N, R. 1 E, M. D. B. and M. 



1936. Southwest of Mount Diablo, on knoll just northwest of highest point in 



row of knobs south of Shell Ridge and about 575 feet in elevation. 

 Concord Topographic Sheet, U. S. G. S. 



1937. Highest point described in description of loc. 1936. Concord Topographic 



Sheet, U. S. G. S. 



1938. About 150 feet southeast of loc. 1937 and half way down hillside in 



gulch. Concord Topographic Sheet, IT. S. G. S. 



