196 



Dr. J. Gwyn Jeffreys on the 



[June 15, 



Names of Species. Synonyms and Eemarks. 



3. Pholas costata^ Linne. 



4. tnmcata, Say. 



5. Solecurtus gibbiis, Spengler. 



6. divisus, Sp. 



7. Siliqua sqiiama, Blainville. 



8. costata, Say. 



9. Corhula contracta, Saj''. 



10. Pandora trilineata, Say. 



11. Lyonsia JiyaUna, Conrad. 



12. Anatina papyracea, Say. 



13. Thracia Leana, Conr. 



14. Conradi^ Conthouy. 



15. septentrionalis, Jefc. 



16. Mactra soUdisshna, Chemnitz. 



17. lateralis^ Say. 



18. Cumingia tellino'ides, Conr. 



19. Mesodesma deaiwatum, Tmton. 



20. Petricola pholadiformis, Lamarck. 



21. Tellina tenia, Say. 



22. tenera, Say. 



23. Lucina dentata, Wood. 



24. Astarte castanea, Say ; and var. 



(quadrans). 



25. Crassatella mactracea, Linsley. 



26. Venus convexa, Say. 



27. mercenaria, L. ; and joimg (gemma). 



28. Gemma Manhattensis, Prime. 



29. Cardium 3Iortoni, Conr. 



30. A)xa pe.vata, Say. 



31. Nucula proooima, Say. 



32. Leda obesa, Stimpson. 



33. myalis, Couth. 



34. Mytilus plicatulus, Lam. 



35. Crenella glandula, Totten. 



36. Pecten tenuicostatus, Mighels and 



Adams. 



37. irradians, Lam. 



38. Ostrea Virginiana, Lister. 



39. Philine sinuata, St. 



40. Utriculus Jiyemalis, Couth. 



41. canaliculatus, Say. 



42. Bulla incincta, Migh. 



43. soUtaria, Say. 



44. Actceon puncto-striatus, Ad. 



45. Doris tenella, Agassiz. 



