PLATE XCVIII. 
PAGE 
Fig. 1. Anomia simplex d'Orbigny 369 
1. Exterior of upper valve. St. Mary's River. 
Figs. 2-5. Anomia aculeata Gmelin 369 
2. Exterior of brolien upper valve. Plum Point. 
3. Exterior of lower valve. Jones Wharf. 
4. Interior of lower valve. Same locality. 
5. Exterior of lower valve. Same locality. 
Fig. 6. Lima papyria Conrad 370 
6. Exterior of right valve. Plum Point. 
Figs. 7-9. Plicatula densata Conrad 371 
7. Interior of lower valve. Evans farm near Church Hill. 
8. Exterior of upper valve. Same locality. 
9. Exterior of upper valve. Same locality. 
Figs. 10-12. Pecten (Pecten) humphreysii Conrad 372 
10. Exterior of lower valve. Plum Point, x i^. 
11. Exterior of another lower valve. Same locality. 
12. Exterior of an upper valve. Same locality. 
