108 Journal of Entomology and Zoology 



Cardiiim {Livoairdium) siihslrialniii Conr. Fig. 18. 

 Tivela (Pachydama) crassalctluides Conrad. Fig. 19. smal 

 specimen. 



Ch'iune fliulificiyc Shy. Fig. 20. 



Cliione siicciinUi Va]. Fig. 21. 



Chiotie iDidatellii Sby. Fig. 22. 



Doutix lavigala Desh. Fig. 23. 



Tagehis inlifaniiiiis Conr. Fig. 24. 



Macomii iitisiKihi Conr. Bent-nosed Macomu. I'ig. 25. 



Macovui iiidcnltilii Cpr. Indented Macoma. Fig. 26. 



Miironiii iiiflciliilti Dall. Inflated Macoma. Fig. 27. 



Smiic/e nipiiiDi Sby. Semelc -of-the-Rocks. Fig. 28. 



Cumivgiii Ciilifornicii Conr. California Cuming-shell. Fig. 29. 



M\ui (Cryptoi)iyii) califoDiica Conr. F'alse Mya. Fig. 30. 



Spisnla phunilalii Conr. Fig. 3 1 . 



Spisulci fcilciitd Sid. ( ?). Falcate Mactra. Fig. 32. 



Paph'ui staiii'tiieii Conrad. Rihhed Carpet-shell. Fig. ?>}. 



Piiphia tencssiwa Cpr. Finest Carpet-shell. Fig. 34. 



Pattiphdlas calif oniiid Conr. California Piddock. Fig. 35. 



Plioliididcti petiiUi Conr. Common Piddock. Fig. 36. 



Phohididea suhrostrata Shy. Little Borer. Fig. 37. 



Mihiftiii tiiiiiiwii Dall. Last Milner-shell. Fig. 38. 



.^nhi (Nitciila)iiiUfrusi5 Hinds. Camp Nut-shell. Fig. 39. 



FRFSH-WATER AND LAND SHELLS UNIVALVES 



Pliysti liclcroslroplid Say. Lagiina stream. Fig. 40. 

 Physii occidfnlcilis Tryon. Aliso Lake. Fig. 41. 

 Livuinphysd ptihi.Uris Mull. Fig. 42. 

 Phinorbis ( Hcli.unini) Ir'rcolvis Say. Fig. 43. 

 Helix iispcra Mull. F^ig. 44. 

 Epiphiiu/iinipliord Sp. Fig. 45. 



MARINE UNIVALVES 



.Jniicii pcrsoiiii K$ch. Mask Limpet. Fig. 46. 

 .liwca spC( Iriiiii Nutt. Ribbed Limpet. Fig. 47. 

 Jcwca piitiuii Esch. Pale Limpet. Fig. 48. 

 Acmea scabrii Roe. Tile Limpet. Fig. 49. 



