98 • CALIFORNIA ACADEMY OF SCIENCES [Paoc. 4th Ser. 



EXPLANATION OF PLATE 11 



Fusiis vvillisi, new species, X2. Back view of type. 

 Fusus willisi, new species, X2. Mouth view of type. 

 Fasciolaria buwaldana, new species, X2. Back view of type. 

 Fasciolaria buwaldana, new species, X2. Aperture view of type. 

 Fasciolaria sinuata Gabb, XI. Back view of cotype from Cal. 

 Locality 245. The characteristic lirations in this species can 

 only be discerned as a rule by breaking a specimen so that the spire portion 

 of the columella can be examined. 



Fig. 3b. Fasciolaria sinuata Gabb, XL 



Fig. 4. Perissolax blakei (Conrad), XL Cotype from Cal. Acad. Sci. 

 Locality 244. 



Fie:. 5. Actseon, new species, X3. Cal. Acad. Sci. Locality 244. 



Fig. 6. Conus californiana (Conrad), XL Univ. of Cal. Locality 456. 



Fig. 7. Conus remondii Gabb, XL Cal. Acad. Sci. Locality 182. 



Fig. 8. Conus cowlitzensis Weaver, XL Cotype from Cal. Acad. Sci. 

 Locality 182. 



Fig. 9a. Conus hornii Gabb, XL Cotype from Cal. Acad. Sci. Locality 

 244. 



Fig. 9b. Conus hornii Gabb, XL 



Fig. 9c. Conus hornii Gabb, XL 



Fig. 10. Conus weaveri, new species, X2. Type. 



Fig. 11a. Mitra washingtoniana Weaver, XL Cotype. 



Fig. lib. Mitra washingtoniana Weaver, XL Mouth view. 



Fig. 12. Mitra simplicissima Cooper, X2. Cotype from Univ. of Cal. 

 Locality 2226. Rose Canyon. 



Fig. 13a. Mitra uvasana, new species, XL Type from Cal. Acad. Sci. 

 Locality 244. 



Fig. 13b. Mitra uvasana, new species, XL Cotype. View showing aper- 

 ture. 



Fig. 14a. Voluta martini, new species, XL Type. 



Fig. 14b. Voluta martini, new species, XL Back view of type. 



Fig. 15. Voluta, sp. a, X3. Cal. Acad. Sci. Locality 244. 



Fig. 16. Voluta slevini, new species, X2. Type. 



