EXPLANATION OF PLATE 70 



All figures approximately natural size 



Fig. 



1. 



Crepidula pabloensis, n. sp. 



Showing concave 



deck. 



Fig. 





Crepidula pabloensis, n. sp. 



Altitude, 22 mm. 





Fig. 



Q 



Crepidula pabloensis, n. sp. 



Altitude, 20 mm. 





Fig. 



4. 



Cerithiopsis, sp. A. 







Fig. 



5. 



Cerithiopsis, sp. A. 







Fig. 



6. 



Crepidula adunca Sowerby. 



Altitude, 10 mm. 





Fig. 



7. 



Crepidula pabloensis, n. sp. 



Type. Altitude, 



20 mm. 



Fig. 



8. 



Calyptraea martini, n. sp. Altitude, 2S mm. 





Fig. 9. 



Calyptraea didbloensis, n. sp 



Altitude, about 



25 mm. 



[570] 



