PLATE XIX 



1. Fulgur canaliculata Linne 



2. Fulgur perversa Linne 



3. Fulgur carica Gmelin 



4. Cyprina islandica Linne 



5. Venus mercenaria Linne 



6. Mya arenaria Linne 



7. Marginella guttata Dillwyn 



8. Corbula contracta Say 



9. Venericardia tridentata Say 



10. Modiolus demissus Dillwyn 



11. Modiolus modiolus Linne 



12. Mytilus recurvus Eafinesque 



