61. 



ON MOLLUSCA OP THE WEST COAST OP NORTH AMERICA. 209 



XJ^r. A. A. C^ould of Boston, the well-known author of the ' Report of the 

 Invertebrata of Massachusetts.' In 1846 the descriptions of mrt of he 



irom time to time, as they have appeared in the ' Proc. Bost Soc Nat Hist' 



Page 

 3. Chiton Ugnosus, Gld., Puget Sound. 



(= C. lignarius, G. MS.) 

 6. Chiton dentiens, G., Puget Sound. 

 ,, Chiton muscosm, G., Puget Sound. 

 /. Patella fimlriata, G., Straits of De 



Fuca. 

 9, Patella instabilis, G., Puget Sound. 

 „ 1 atella conica, G., Puget Sound. 



:= Scurria mitra, Esch. 

 „ Lottia pintadina, G., Straits of De 

 Fuca, Puget Sound, and Columbia 

 River (San Francisco). 

 Max. pars = A. patina, var. : 

 pars = A. mesoleuca, var. : 

 teste sp. tj'p. 

 10. Patella (? Lottia) textilis, G., Straits 



of De Fuca and Killimook. 

 ,, Patella {l Lottia) scabra, G., San 

 Francisco. " Perhaps a variety of 

 P. textilis." =P. spectrum, Nutt., 

 io r- ' °°* ^- scabra, Nutt., Rve. 



13. Fissurella cratitia, G., Puget Sound. 



? = F. aspera, Esch. 



14. Rimula cucullata, G., Puget Sound. 



(? Puncturella.) 

 „ Rimula galeata, G. (Classet), Puget 



Sound. (? Puncturella.) 

 „ Crepidula rostriformis, G., Straits of 

 1 c r?^^ ^"^*- — ^- "(^^nca. Sow. 



15. Crepidula lingulata,G., Puget Sound. 



"Like C. Capensis, Quoy," 1 sp. 

 „ Crepidula nummaria, G., Classet. 



[Probably a var. of C. lingulata.'] ' 

 » Calyptrma fastigiata, G., Puget 



Sound. iGalerus.'] 



16. Helix labiosa, G., Astoria, Oregon. 



17. Hete ^ricate, G., California (Sa- 



cramento River). 

 J, Helix devia, G., ? Oregon. 



18. Helix strigosa, G., interior of Oregon 

 ,, Helix sportella, G., Puget Sound. 



^1. buccmea rusticana, G., Oregon. 



41. Limnea lepida, G., Lake Vancouver 



Oregon. ' 



42. Planorbis opercularis, G., Rio Sa- 



cramento, U. Cal. 

 „ Planorbis vermicularis, G., interior 

 of Oregon. 



^^" ?}H^°' '"i^yin^O; G., Rio Sacramento. 

 40. Melania silicula, G., Nisqually, Ore- 

 gon. (= M. siliqua, G. MS.) 

 •1856. 



Page 



46. Melania bulbosa, G., Columbia River. 



49. Natica Lewisii, G., Puget Sound 



and Columbia River. 



50. Natica caurina, G., Straits of De 



Fuca. "Nearly the same as N. 

 impervia, Phil., from Cape Horn." 



52. Lacuna carinata, G., Puget Sound. 

 „ Littorina patula, G., San Francisco. 



= L. planaxis, Phil. 

 ,, Littorina lepida, G., Puget Sound. 



53. Littorina scutulata,G., PugetSound. 

 „ Littorina plena, G., San Francisco. 



55. Trochus ligatus, G., Puget Sound. 

 = T.Jilosus,'Wood. 



60. CeritUum (Potamis) sacratum, G., 

 Sacramento River. = Pirena Cali- 

 fornica, Nutt. MS. 

 Cerithium irroraium, Gould. Hab. ? 

 [It is difficult to say how this got 

 among the Expedition shells, as it 

 belongs to the Mazatlan, not the 

 Cahfornian fauna. It may have 

 been procm-ed at Callao, or by the 

 accidents of ballast.] = C.stercus- 

 muscarum, Val. 



62. Cerithium filosum, G., Puget Sound. 



64. Fusus fidicula, G., Puget Sound. 



Closely resembles F. turricula. 



65. Fusus orpheus, G., Puget Sound. 



Resembles F. Bamffius. 

 67. Buccinum fossatum,G. ,Fviget Sound 



and mouth of Columbia River. 



(San Diego.) (= Nassa fossata, 



G., postea.) Of the same group as 



iV. trivittata. Say. 

 70. Nassa mendica, G., Puget Sound, 



Nisqually, &c. Pacific analogue 



of N. trivittata. Say. 



74. Solen sicarius, G., Straits of De 



Fuca, Oregon. 



75. Panopma generosa, G., Puget Sound, 



Oregon. Like P. Aldrovandi. 

 „ Mya prtBcisa, G., Puget Sound. 



Like M. truncata. 

 16. Mactrafalcata, G., Puget Sound. 

 „ Lutraria capax, G., Puget Sound. 



(Afterwards changed to L. maxima. 



Midd.) 

 77. Osteodesma bracteata, G., Puget Sd. 



" Closely resembles 0. hyalina." 

 83. Cardita ventricosa, G., Puget Sound. 



