446 SMITHSONIAN MISCELLANEOUS COLLECTIONS [VOL. 5° 



Plate LVII 



Fernando (Pliocene) Gasteropoda 



(All specimens are from Fernando formation, Bath-house Beach, Santa 



Barbara.) 



Fig. i. Mitramorpha Hlosa Carpenter, var. barbarensis, new variety. Cat. 

 No. 165,245, U. S. N. M. Type. Altitude, 6.5 mm.; aperture 

 view, X 4. Characteristic of this horizon. 



2. Lacuna com pacta Carpenter. Cat. No. 165,235, U. S. N. M. Alti- 



tude, 6.5 mm.; aperture view, X 4; also known recent. 



3. Leptothyra bacula Carpenter. Cat. No. 165,236, U. S. N. M. Diam- 



eter, 3 mm. ; aperture view, X 6 ; also known recent. 



4. Mangilia tabulata Carpenter. Cat. No. 165,240, U. S. N. M. Alti- 



tude, 4 mm. ; aperture view, X 4 ; also known recent. 

 50. Puncturella delosi, new species. Cat. No. 165,234, U. S. N. M. 



Type. Altitude, 1.9 mm. ; view of side, X 10. Characteristic of 



this horizon. 

 $b. Pear view of same specimen, X 10. 

 6 Tomatina culcitella Gould. Cat. No. 165,239, U. S. N. M. Altitude, 



5 mm. ; aperture view, X 4 ; also known recent. 



7. Amphissa corrugata Reeve. Cat. No. 165,243, U. S. N. M. Alti- 



tude, 11 mm.; aperture view, X 3; also known recent. 



8. Nassa perpinguis Hinds. Cat. No. 165,237, U. S. N. M. Altitude, 



10 mm. ; aperture view, X 2 ; also known recent. 



9. Clathurella conradiana Gabb. Cat. No. 165,247, U. S. N. M. Alti- 



tude, 11 mm.; aperture view, X 3; also reported as recent, but the 

 recent form is probably another species or variety. 



10. Columbella (Astyris) tuberosa Carpenter. Cat. No. 165,242, U. S. 



N. M. Altitude, 9 mm. ; aperture view, X 3 ; also known recent. 



11. Ocinebra lurida Middendorf. Cat. No. 165,233, U. S. N. M. Alti- 



tude, 12 mm. ; aperture view, X 2 ; also known recent. 



12. Trophon (Boreotrophon) stuarti Smith. Cat. No. 165,244, U. S. 



N. M. Altitude, 20 mm. ; aperture view, X 2 ; also known recent. 



13. Bittium catalinensis Bartsch. Cat. No. 165,232, U. S. N. M. Type. 



Altitude, 7 mm. ; aperture view, X 6. 



14. Galerus mammillaris Broderip. Cat. No. 165,251, U. S. N. M. 



Maximum diameter, 17 mm. ; view of top, X 2 ; also known recent. 



15. Bittium barbarensis Bartsch. Cat. No. 165,231, U. S. N. M. Type. 



Altitude, 8.5 mm. ; aperture view, X 6. 



Plate LVIII 



Fernando (Pliocene) Pelecypoda and Brachiopoda 



(Unless otherwise stated, all specimens are from Fernando formation, Bath- 

 house Beach, Santa Barbara.) 



Fig. ia. Mercenaria perlaminosa Conrad. Cat. No. 165,252, U. S. N. M. 

 Right valve ; longitude, 87 mm. ; view of exterior. Characteristic 

 of this horizon. 

 lb. View of the same specimen from front. 



