EXPLANATION OF PLATE 47 

 All figures approximately natural size 

 Fig. 1. Pecten (Pecten) raymondi, n. sp. Left valve. Longitude, 30 mm. 

 Fig. 2. Pecten {Pecten) raymondi, n. sp. Eight valve. Longitude, 22 mm. 

 Fig. 3. Cardium quadrigenarium Conrad. Longitude, 38 mm. 

 Fig. 4. Pecten estrellanus Conrad. Eight valve. Longitude, 29 mm. 

 Fig. 5. Pecten holwayi, n. sp. Eight valve. Longitude, 91 mm. 

 Fig. 6. Pecten cierboensis, n. sp. Eight valve. Longitude, 17 mm. 

 Fig. 7. Pecten crassiradiatus, n. sp. Eight valve. Height, 47 mm. 

 Fig. 8. Pecten paMoensis Conrad. Eight valve. Longitude, 39 mm. 



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