CRETACEOUS FOSSILS. 217 



PEMSSOLAX, Gabb. P. brevirostris, Gabb. 



P. brevirostris, Gabb; Vol. 1, p. 91, pi. 19, fig. 43. 



Chico. Group, Tuscan Springs, Pence's Ranch; Martinez Group, Martinez; 



beds intermediate between Martinez and Tejon Group, Lower Lake Village, 



Lake County. 



P. Blakei, Con., sp. 



Busycon ? Blakei, Con.; Pacific R. R. Rep., Vol. 5, p. 322, pi. 2, fig. 13. 



Lcevifusus Blakei, Con. ; Smithsonian Check List. 



Perissolax Blakei, Gabb; Vol. 1, p. 92, pi. 21, fig. 110. 



Id., Gabb; vol. 2, p. 149. 



Tejon Group, Martinez, Clayton, Cochrane's, and Tejon. 



SURCULA, H. & A. Ad. S. pr^eattenuata, Gabb. 



S. prceattenuata, Gabb; Vol. 2, p. 150, pi. 26, fig. 27. 

 Tejon Group, San Diego. 



S. (Surculites) sinuata, Gabb. 



Conus sinualus, Gabb; Vol. 1, p. 123, pi. 29, fig. 227. 



Surcula (Surculites) sinuata, Gabb; Vol. 2, p. 150, pi. 26, fig. 28. 



Tejon Group, Tejon. 



S. (Surculites) inconspicua, Gabb. . 



S. (S.) inconspicua, Gabb; Vol. 2, p. 151, pi. 26, fig. 29. 

 Martinez Group, Martinez. 



S. Claytonensis, Gabb. 



Turris Claytonensis, Gabb; Vol. 1, p. 92, pi. 18, fig. 46. 

 Tejon Group, Clayton, Tejon. 



S. raricostata, Gabb. 



Turris raricostata, Gabb ; Vol. 1, p. 93, pi. 18, fig. 47. 

 (varicostata, typographical error.) 

 Surcula id., Con. ; Sin. Check List, Eocene, No. 588. 

 Tejon Group, Clayton. 



HETEROTERMA, Gabb. II. trochoidea, Gabb. 



H. trochoidea, Gabb; Vol. 2, p. 152, pi. 26, fig. 30, 30 a. 

 Martinez Group, Martinez. 

 PAL. VOL. II.— 29 



