EXPLANATION OF PLATE 11 



Fauna of Martinez Eocene 



Fig. la. Meretrix stantoni, n. sp. X 1. 



A species which occurs at nearly all localities of the lower Martinez. 



Fig. lb. Meretrix stantoni, n. sp. X 1. 



Fig. 2a. Meretrix dalli, n. sp. X 1. 



A species restricted to the lower Martinez. 



Fig. 2b. Meretrix dalli, n. sp. X 1. 



Fig. 3. Meretrix, sp. X 1. 



Fig. 4. MacroeaUistaf ? ) pacM, n. sp. X 1. 



Fig. 5. Tapesf?) quadrata Gabb. X 1. 



Range, Tejon and Martinez. 



Fig. 6. Pap~hia(?) clarki, n. sp. X 2. 



Fig. la. Tellina undulifera Gabb. X 1. 



An abundant and easily identifiable form which is somewhat vari- 

 able in shape, as the figures show. Range, throughout the Martinez. 



Fig. 



76. 



Tellina undidifera Gabb. X 



1. 



Fig. 



7c. 



Tellina undulifera Gabb. X 



1. 



Fig. 



8. 



Tellina perrini, n. sp. X 1. 





Fig. 



9. 



Tellina lierndonensis, n. sp. 



X 1. 



Fig. 



1 0. 



Psammobia hornii (Gabb). 



X 1 



This Psammobia has a range throughout both the Martinez and Tejon. 

 Fig. 11. Tellina packardi, n. sp. X 1. 

 Fig. 12. Tellina cf. parilis Gabb. X 3. 



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