PUENTE HILLS : FERNANDO FORMATION. 
107 
Fossils from the Fernando beds of the Puente Hills. 
[Species marked with an asterisk (*) are still living; those with a dagger (f) are supposed to be charac¬ 
teristic of this horizon.] 
GASTEROPODA (UNIVALVES). 
* Astyris (of.) gausapata Gould. 
*Bulla (of.) punctulata A. Adams. 
*Calliostoma (of.) costatum Martyn. 
fCancellaria (sp. like San Diego well form). 
*Conus (cf.) californicus Conrad. 
*Crepidula (cf.) rugosa Nuttall. 
*Dentalium neohexagonum Sharp and Pilsbry. 
Dentalium (n. sp. like Miocene form). 
*Fissuridea murina Carpenter (PI. XL, figs. 3, 3a). 
Fusus cf. barbarensis Trask. 
*Nassa fossata Gould. 
*Nassa perpinguis Hinds. 
*Neverita recluziana Petit (PL XXXYIII, fig. 6). 
fPriene oregonensis Redfield, var. angelensis Arnold (PL XL, fig. 11). 
fTrochita costellata Conrad (Pl. XXXII, fig. 3). 
*Trophon multicostatus Carpenter. 
*Turritella cooperi Carpenter (Pl. XLI, fig. 14). 
PELECYPODA (BIVALVES). 
*Arca multicostata Sowerby (?) (Pl. XXXVIII, fig. 1). 
Area trilineata Conrad (Pl. XXXVIII, figs. 3, 3a, 4). 
*Cardium (cf.) corbis Conrad. 
*Cardium quadrigenarium Conrad, var. fernandoensis Arnold (Pl. XXXVIII, 
fig. 2). 
*Chione (cf.) fluctifraga Sowerby. 
*Leda taphria Dali (Pl. XXXVIII, fig. 5). 
*Metis (cf.) alta Conrad. 
*Modiolus (cf.) rectus Conrad. 
jOstrea veatchii Gabb (Pl. XXXIX, fig. 1). 
fPecten ashleyi Arnold (Pl. XXXIV, fig. 2). 
fPecten auburyi Arnold (Pl. XXXV, fig. 7). 
*Pecten hastatus Sowerby. 
fPecten nutteri Arnold. 
fPecten oweni Arnold. 
fPecten wattsi Arnold (Pl. XXXV, fig. 1). 
„*Phacoides acutilineatus Conrad. 
*Phacoides californicus Conrad. 
*Phacoides nuttallii Conrad. 
*Phacoides richthofeni Gabb. 
Siliqua edentula Gabb. 
*Solen sicarius Gould. 
PLEISTOCENE. 
Alluvial gravel, sand, and clay of one or more periods of deposition 
underlie the valleys adjacent to the Puente Hills. 
