PLATE XIV 



1. Area campechiensis Gmelin 



2. Area ponderosa Say 



3. Macoma balthica Linne 



4. Venericardia borealis Conrad 



5. Area transversa Say 



G. Laevicardium mortoni Conrad 



7. Mactra solidissima Dillwyn 



o n a a 



9. Petricola pholadiformis Lamarck 



10. Divarcella quadrisulcata D'Orbigny 



11. Lyonsia hyalina Conrad 



12. Siliqua costata Say 



13. Pandora gouldiana Dall 

 11. Tellina tenera Say 



15. Mesodesma arctatum Conrad 



16. Donax fossor Say 



