[SMITHSONIAN MISCELLANEOUS COLLECTIONS.] 



CHECK LIST 



SHELLS OF NORTH AMERICA. 



WEST COAST: 

 OKEGONIAN AND CALIFORNIAN PROVINCE. 



BY 



P. P. CARPENTER. 



THIS list is condensed from that presented in the &quot;Report to the British 

 Association,&quot; 1856, pp. 298 et seq. Species are omitted which have 

 since been discovered to be synonyms, or which rest on doubtful authority 

 as occurring in this zoological province ; which is known to extend from 

 Puget Sound to San Diego. Stragglers from other districts are omitted; 

 as also the species peculiar to the peninsula of Lower California. 



The generic names alone are given of undescribed species in the Smith 

 sonian collection, or of species not yet satisfactorily identified. 



PAIXIOBRAXCHIATA. 



Disciiiidc. 



1. Discina Evansii, Dav. 



Terebratulidae. 



2. Waldheimia californica, Koch. 



3. Terebratella caurina, Gld. 



4. Terebratella pulvinata, Gld. 



LAMEIXIBRAWCHIATA. 



Plioladidae. 



5. Teredo 



6. Zirphaea ?crispata, Linn. 



7. Pholadidea ovoidea, Gld. 



8. Pholadidea penita, Conr. 



9. Parapholas californica, Conr. 



Saxicavidse. 



10. Saxicava pholadis, Lam. 



Myidae. 



11. Fanopaea generosa, Gld. 



12. My a praecisa, Gld. 



13. Platyodon cancellata, Conr. 



14. Cryptomya californica, Conr. 



15. Tresus capax, Gld. 



16. Schizothoerus Nuttallii, Conr. 



Corbulidae. 



17. Neaera 



18. Sphaenia 



Anatfnidae. 



19. Thracia curta, Conr. 



20. Lyonsia californica, Conr. 



21. Mytilimeria Nuttallii, Conr. 



22. Periploma argentaria, Conr. 



23. Pandora pmictata, Conr. 



24. Pandora 



Sol en id jr. 



25. Solen sicariua, Gld. 



Solecwrtidae. 



26. Machaera lucida, Conr. 



27. Machaera patula, Port. 



28. Solecurtus californianus, Conr. 



29. Solecurtus subteres, Conr. 



Tellinidae. 



30. Sanguinolaria Nuttallii, Conr. 



31. Sanguinolaria rubroradiata, C 



32. Psammobia pacifica, Conr. 



33. Tellina bodegensis, Hds. 



34. Tellina 



35. Tellina 



