108 Journal of Entomolog>' and Zoology 



Ciirdiinii {Liv(utirdiiini) siib.Urialiiiti Conr. Fig. 18. 

 Tivcia (Pachydciwti) crussatcllo'ides Conrad. Fig. 19. smal 

 specimen. 



Chioiii' fliiclifnige Sby. Fig. 20. 



Chioiic siicciiicld Val. Pig. 21. 



Chioiit' iiiidatclla Sby. Fig. 22. 



Doiiax hevigata Desh. Fig. 23. 



Tagelus calif odiIcus Conr. Fig. 24. 



Macoiuii iHisiKilii Conr. Bent-nosed Macoma. I'ig. 25. 



Miicoiiiti iiidculiilci Cpr. Indented Macoma. Y'\g. 26. 



MticoiHti niflaliilci Dall. Inflated Macoma. Fig. 27. 



Scuiiclc nipiitm Sby. Semele -of-the-Rocks. Fig. 28. 



Cumhigid californica Conr. California Cimiing-shell. ^"ig. 29. 



Mya (Cryptowyii) califoruicci Conr. P'alse Mya. Fig. 30. 



Spistila phviuhita Conr. Fig. 3 1 . 



Spistda fahuilci Sid. ( ?) . Falcate Mactra. Fig. 32. 



Paphia stuminen Conrad. Ribbed Carpet-shell. Fig. ^y. 



Papliia loicssiwti Cpr. Finest Carpet-shell. Fig. 34. 



Parapholas calif ornua Conr. California Piddock. Pig. 35. 



Pholadidca peiiita Conr. Common Piddock. V\g. 36. 



Pholadidca submstrata Sby. Little Borer. Fig. 37. 



Miliicria minima Dall. Last Milner-shell. Fig. 38. 



Aula (Niictila)castcnisis Hinds. Camp Nut-shell. I'"ig. 39. 



FRESH-WATER AND LAND SHELLS UNIVALVES 



Pliysa helcrostropha Say. Laguna stream. Fig. 40. 

 Pliysa occideiilalis Tryon. Aliso Lake. P^ig. 41. 

 LimHopliysa paltislris Mull. Fig. 42. 

 Plaiiorbis (Hclisoma) Irivolvis Say. Fig. 43. 

 Helix aspcra Mull. P'ig. 44. 

 Epiphragmnphora Sp. Fig. 45. 



MARINE UNIVALXT.S 



J cm ca pcrs())ui Ksch. Mask Limpet. Pig. 46. 

 Acmca spectrum Niitt. Ribbed Limpet. Pig. 47. 

 Acmea patiua P'.sch. Pale Limpet. Pig. 48. 

 Acmea scabra Roe. Tile Limpet. Pig. 49. 



