378 CALIFOISNIA ACADKMY OF SCIENCES. 



EXPLANATION OF PLATE VIII. 



Fijj. I. A/anjfi/ia paiiiei, sp. nov. Lower San Pedro series, Deadman Islami. Type 



specimen. Longitude 12.5 mm ; X3-4. 214 



Fig. 2. Pahidestrina ciirta. sp. nov. Lower San Pedro series, San Pedro. Type s|)ecimen. 



Longiiudc 3.8 mm.; X7. 305 



Fig. 3. Piiliidcstrina slokesi, sp. nov. Lower San Pedro series, San Pedro. Type speci- 

 men. Longitude 4.6 mm.; X54. 305 



Fig. 4. Dt-nlalium indianonim CARPENTER. Lower San Pedro series, Deadman Island. 



Longitude 38 mm.; natural size. 186 



Fig. 5. Drillia rcnaudi, sp. nov. Lower San Pedro series, Deadman Island. I ype speci- 

 men. Longitude 16 mm.; X3. 208 



Fig. 6. CtBciim californicum Dai^I-. Lower San Pedro series, Deadman Island. Longitude 



2.9 mm.; X5.8. 297 



Fig. 7. Drillia merriami, sp. nov. Lower San Pedro series, Deadman Island. Type 



specimen. Longitude 14 mm.; X3-2. 207 



Fig. 8. Bulla quoyi Gray. Upper San Pedro series, San Pedro. A young specimen. 



Longitude 8 mm ; X3- '93 



Fig. 9. Euplcura nmricifortnis var. curia, var. nov. Upper San Pedro series, San Pedro. 



Type specimen. Longitude 15 mm.; X3.2. 249 



Fig. 10. C<scum crebriciiiclum Carpenter. Lower San FVdro series, San Pedro Bliitl. 



Longitude 5.5 mm.; X6. 298 



Fig. II. Lacuna solidula (Loven) Carpenter. Upper San Pedro series, San Pedro. A 



somewhat decorticated specimen. Longitude 10 mm.; X2.5. 303 



Fig. 12. Dentalium pseudohcxatronum Dall. Lower San Pedro series, Deadman Island. 



Longitude 15.5 mm. ; X3. '86 



Fig. 12a. Sectional view of same; X3- '^6 



Fig. 13. Drillia pudica HiNDS. Upper San Pedro series, San Pedro. Longitude 11 mm ; 



X3-5- 208 



Fig. 14. Bela sancta-monica, sp. nov. Lower San Pedro series (Pleistocene), Port Los 



Angeles. Type specimen. Longitude 12 mm.; X3. 210 



Fig. 15. Cadulus niteutior Carpenter. Lower San Pedro series, Deadman Island. Lon- 

 gitude 10 mm.; X3.3. '87 



Fig. 16. Ctscum magnum Stearns. Lower San Pedro .series, Deadman Island. Longitude 



4.7 mm.; X5-3- 298 



Fig. 17. Drillia joknsoni, sp. nov. Upper San Pedro series, San Pedro. Type specimen, 



apex broken off. Longitude 29 mm. ; X2. 206 



Fig. 18. Haminca virescens SowERBV. Upper San Pedro series, San Pedro. Longitude 



7 mm.; X3.25. 194 



