PLATE LXXV. 



PAGE 



Figs. 1-3. Callocaedia (Ageiopoma) subxasuta (Conrad) 312 



1. Exterior of right valve. St. Mary's River. 



2. Interior of right valve. Same locality. 



3. Exterior of right valve. Same locality. 



Pigs. 4-6. Callocaedia (Ageiopoma) pbunensis n. sp 313 



4. Interior of right valve. Plum Point. 



5. Exterior of left valve. Same locality. 



6. Exterior of right valve. Same locality. 



Figs. 7, 8. Venus ducateli Conrad 304 



7. Interior of left valve. Church Hill. 



8. Exterior of right valve. Same locality. 



