72 PALAEONTOLOGY OF CALIFORNIA. 



HETULA, II. & A. Ad. M. EEMONDI, Gabb. 



M. Remondi, Gabb; Pal. Cal., Vol. 2, p. 3, pi. 1, fig. 6. 

 Miocene, Tomales. 



AGASOMA, Gabb. A. GRAVIDA, Gabb. 



Clavella gravida, Gabb; Pal. Cal., Vol. 2, p. 4, pi. 1, fig. 6. 

 Indet, Con. ; P. E. K. Eep., Vol. 5, pi. 7, fig. 63. 

 Agasoma gracida, Gabb ; supra, p. 46. 

 Miocene, near Martinez, and at Ocoya Creek. 



A. SIN u ATA, Gabb. 



Clavella sinuata, Gabb} Pal. Cal., Vol. 2, p. 5, pi. 1, fig. 7. 

 Agasoma sinuata, Gabb ; supra, p. 46. 

 Miocene, Walnut Creek, Contra Costa County. 



PISANIA, Bivona. P. FORTIS, Cpr. 



Pisaniafortis, Cpr.; An. & Mag. Nat. Hist., 1866, p. 227. 

 Post-Pliocene, Santa Barbara. 



SURCULA, H. and A. Ad. S. CABPENTERIANA, Gabb. 



Pleurotoma (Surcula) Carpenteriana, Gabb; Proc. Cal. A. N. S., 1865, p. 183 

 Id., Gabb ; Pal. Cal., Vol. 2, p. 5, pi. 1, fig. 8. 



Pliocene, S. Fernando, Santa Eosa ; Post-Pliocene, Santa Barbara, San Pedro 

 Living. 



S. TRYONIANA, Gabb. 



P. (S.) Tryoniana, Gabb ; Pal. Cal., Vol. 2, p. 6, pi. 1, fig. 9. 

 Post-Pliocene, S. Pedro. Living. 



DRILLIA, Gray. D. INERMIS, Hds. Sp. 



Pleurotoma inermis, Hds. ; Proc. Zool. Soc., 1843, p. 37. 

 Id., Hds. ; Voy. Sulphur, p. 16, pi. 5, fig. 8. 

 Drillia inermis, Cpr. ; Brit. Assn. Eep., 1863, p. 657. 

 Post-Pliocene, S. Pedro. Living. 



