122 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4th Ser. 



PLATE 15. 



TEJON (upper eocene) FOSSILS. 



(Unless otherwise stated, all figures are natural size.) page 



Glycimeris maccrayi, new species. 93 



Young right valve. Loc. 8, L. S. J. U. Pal. Coll. 



Corbula dilatata, new species. 92 



Left valve with posterior tip broken. Loc. 8, L. S. J. U. 

 Pal. Coll. 



Cerithopsis alternata Gabb. 90 



Young specimen. Loc. 8, L. S. J. U. Pal. Coll. 



Conus remondii Gabb. 90 



Front of specimen with canal broken. Loc. 8, L. S. J. U. 

 Pal. Coll. 



Cylichna costata Gabb. 82 



Front view. Loc. 8, L. S. J. U. Pal. Coll. 



Dentalium stramineum Gabb. 90 



Upper part of shell. Loc. 8, L. S. J. U. Pal. Coll. 



Marcia conradiana (Gabb). 93 



Left valve from Ft. Tejon. This same species is found in 

 the Tejon at McCray wells. Loc. 6, L. S. J. U. Pal. Coll. 



Tornatina evoluta, new species. 99 



Fig. 8. Front view, showing rapid advance of last whorl. Loc. 8, 

 L. S. J. U. Pal. Coll. 



Meretrix hornii Gabb. 94 



Right valve from Loc. 6, L. S. J. U. Pal. Coll. 

 Large left valve. Loc. 8, L. S. J. U. Pal. Coll. 



Rimella canalifera Gabb. 98 



Front view showing canal. Loc. 8. 



Tornatina erratica Cooper. 91 



Front and side of imperfect specimen. Loc. 8, L. S. J. U. 

 Pal. Coll. 



Lyria andersoni, new species. 97 



Front of specimen. Loc. 8, L. S. J. U. Pal. Coll. 



Turritclla uvasana Conrad. 100 



Part of specimen showing whorls and their sculpture. A 

 very characteristic Tejon species. Loc. 8, L. S. J. U. 

 Pal. Coll. 



Isocardia tejonensis Waring. 93 



Fig. 14. Right valve with lower margin of shell missing. Loc. 8, 

 L. S. J. U. Pal. Coll. 



Bursa zvashingtoniana Weaver (?) 90 



Fig. 15. Back of body whorls. Loc. 8, L. S. J. U. Pal. Coll. 



Surcula {?), species. 97 



Fig. 16. Back of body whorls. Loc. 8, L. S. J. U. Pal. Coll. 



Gale odea (Morio) tuberculata Gabb. 90 



Fig. 17. Front view, with top of canal broken. Loc. 8, L. S. J. U. 

 Pal. Coll. 



Turritella andersoni Dickerson. 99 



Fig. 18. Whorls of a specimen showing sculpture. Loc. 8, L. S. J. 

 U. Pal. Coll. 



Turritella infragranulata Gabb. 99 



Fig. 20. Imperfect specimen showing sculpture. Loc. 8, L. S. J. 

 U. Pal. Coll. 



Natica (Cryptonatica) hannibali Dickerson. 90 



Fig. 21. Back and top of specimen with prominent spire, XH- Loc. 



8, L. S. J. U. Pal. Coll. 

 Fig. 22. Back of specimen with low spire, X^- 



Fig. 23. Front of specimen showing callous covered umbilicus. X-M- 

 This genus shows great variability in specific characteristics. 



Pinna lewisi Waring. 94 



Fig. 24. Side of imperfect valve, X%. Loc. 8, L. S. J. U. Pal. Coll. 



Amauropsis alveata (Conrad). 90 



Fig. 25. Back view of large specimen, XH- Loc. 8, L. S. J. U. 

 Pal. Coll. 



