24 
OIL DISTRICTS OF SOUTHERN CALIFORNIA. 
typical fossiliferous portion of the Purisima and the lower part of the 
San Diego formation. The upper portion of the Fernando extends 
well up into the Pleistocene, as is attested by the fossils found at Bar¬ 
low’s ranch and on the south slopes of Mount San Cayetano; these 
have been correlated with the fauna contained in the San Pedro for¬ 
mation. 
LOWER FERNANDO FAUNA. 
The following species have been found in what is supposed to be 
the oldest portion of the Fernando, in the region north of Camulos:® 
Fossils from the lower part of the Fernando formation , near Camulos. 
[Those marked “a” are from the light-colored shale underlying the conglomerate on Santa Felicia 
Creek; “b,” from conglomerate 5 miles northeast of Camulos; “c,” from fine conglomerate and coarse 
sandstone 1 mile north of Camulos; “d,” from coarse conglomerate 1 mile north of Camulos; “e,” 
from conglomerate on the east side of Piru Creek, near the railroad bridge.] 
Area camuloensis Osmont (b, cl) (PI. XXXVII, figs. 1, la, lb). 
Bulloid n. sp. (c). 
Callista subcliaphana Carpenter (c) (PI. XXXIX, lig. 3;. 
Cancellaria n. sp. (b). 
Cardium sp. (b). 
Chlorostoma sp. (c). 
Chrysodomus n. sp. (1) (b). 
Chrysodomus n. sp. (2) (c, d). 
Conus californicus Hinds (b, e). 
Conus cast, sp. indet. (c). 
Corbula n. sp. (c). 
Dosinia ponderosa Gray? (c). 
Echinarachnius, near excentrieus Eschscholtz (a). 
Fusus rugosus Trask (d). 
Leda taphria Dali (b, c) (PI. XXXVIII, lig. 5). 
Lunatia lewisii Gould (c, d). 
Macoma, near secta Conrad (a). 
Macoina secta Conrad (b). 
Mangilia sp., probably new (c). 
Metis alta Conrad? (d). 
Nassa californiana Conrad (b). 
Nucula castrensis Hinds (d). 
Nucula n. sp. (c, d). 
Ostrea veatchii Gabb (d) (PL XXXIX, fig. f). 
Pachypoma n. sp. (a, b). 
Pecteh bellus Conrad (e) (PI. XXXV, fig. 3). 
Pecten cerrosensis Gabb (c, d) (PI. XXXV, fig. 6). 
Pecten merriami Arnold (a) (PI. XXXVI, fig. 9). 
Priene oregonensis Pedfield var. angelensis Arnold (IT. XL, fig. II) 
Phacoides sp., probably new (b). 
Solen sicarius Gould (a). 
Turritella n. sp. (b). 
Yoldia scissurata Dali (c). 
«Collected by W. L. Watts; identified by J. C. Merriam; listed in Bull. California State Mining 
Bureau No. 19, 1900, pp. 220-222. 
