INDEX OF SPECIES. 



227 



Fissurella volcano, Rve 96 



Fissurellidtea bimaculata, 



Dall 97 



calliomarginata, Cpr . 97 



Fluminicola fusca, Hald .... 62 



Hindsii, Baird 63 



Nuttalliana, Lea 63 



virens, Lea 63 



Fusus ambustus, Gld 21 



Kobelti, Dall 21 



Gadinea reticulata, Sby 98 



Gibbula parcipicta, Cpr .... 79 

 succincta, Cpr 79 



Glycimeris, generosa, Gld . . 209 



Glyphis aspera, Esch 96 



densiclathrata, Rve. . . 97 



Glyptostoma Newberrvanum, 



\y. G. B .' 143 



Goniobasis nigrina, Lea .... 69 



occata, Hds 69 



plicifera, Lea 69 



Gotiiostoma Yatesii, Cooper. 144 



Gundlachia Californica, Row- 

 ell 115 



Gyraulus parv^us, Say 117 



vermicularis, Gld 116 



Haliotis corrugata, Gray .... 94 

 Cracherodii, Leach ■ • • 93 

 rufescens, Swains .... 92 

 splendens, Rve 90 



Haminea vesicula, Gld 126 



virescens, Sby 126 



Helicodiscus lineatus, Say. . 153 



Helix (Arionta, etc.) 131 



Hillebrandi, Newc .... 143 



Helisoma ammon, Gld 117 



bicarinatus, Say 117 



trivolvis, Say 118 



Hemphillia glandulosa, Bin. 



and Bid 153 



Heterodonax b i m a c ulatus, 



D'Orb 191 



Hinnites giganteus, Gray. . .165 



Hipponyx antiquatus, Linn. 74 

 tumeus, Cpr 75 



Hydrobia egena, Gld 



lanthina trifida, Nutt 114 



Isapis fenestrata, Cpr 65 



obtusa, Cpr 65 



Ischnochiton Cooperi, Cpr. .112 



regularis, Cpr io7 



Lschnoplax pectinulatus,Cpr 112 



Jeffreysia Alderii, Cpr 



Katherina tunicata. Sby . . . . iii 



Kellia Laperousii, Desk .... 178 



suborbicularis, Mont. 177 



Lacuna porrecta, Cpr 66 



solidula, Lov 66 



unifasciata, Cpr 66 



Lamellaria S a n d i e gensis, 



Dall.. 



Stearnsii, Dall 47 



Lassea rubra, Mont 178 



Lazaria subquadrata, Cpr. . . 179 

 IvepidopleurusMertensii,Cpr to8 

 Leptochiton rugatus, Cpr. ..112 

 LeptolimuEea Kirtlandiana, 



Lea 121 



Leptonyx bacula, Cpr 87 



sanguineus, Linn 87 



Lima orientalis, Ad. and Rve 168 



Limax Hewstonii, Cooper. . . 154 



montanus, Ingersoll. . 154 



Lininaea ampla, Mighels. . . . 123 



stagnalis, Linn 123 



Limnopliysa Adalince,Tryon 122 



bulimoides. Lea 122 



caperata, Say 122 



catascopium. Say 122 



desidiosa, Say 121 



humilis. Say 122 



palustris, Miill 123 



proxinia, Lea 123 



Lingula albida, Hds 215 



Liocardium elatum, Sby .... 181 



substriatum, Conr. ... 181 



Lithophagus plumula, Han. 171 



Liotia acuticostata, Cpr 86 



fenestrata, Cpr 86 



Littorina planaxis, Nutt .... 68 



rudis, Don 68 



scutulata, Gld 68 



Lottia gigantea. Gray 98 



Lucapina crenulata, Sby 95 



