230 



CHECK LIST AND INDEX OF SPECIES. 



Semele rupium, Sby 190 



Septifer bifurcatus, Rve 171 



Serpulorbis squamigerus,Cpr 74 

 Siphonalia Kellettii, Fbs. ... 22 



Sigaretus debilis 47 



Siphonaria peltoides, Dall. . . 114 

 Solecurtus California- 



nus, Conr 201 



Solen rosaceus, Cpr 202 



sicarius, Gld 202 



Sphserium dentatuin, Hald..i77 



occidentale, Prime 177 



patellum, Gld 177 



sulcatum, Lam 177 



Spiroglyphuslituella,M6rcb. 73 

 Standella Californica, Conr. 190 



falcata, Gld 188 



nasuta, Conr 188 



planatula, Conr 188 



Stenoradsia Magdalen- 

 sis, Rve 107 



Stenotrema germanum, Gld . 



Succinea avara, Say 129 



Gabbi, Tryon 129 



Haydeni, W. G. B....128 



Nuttalliana, Lea 129 



Oregonensis, Lea 129 



Sillimani, Bid 129 



Stretcbiana, Bid 129 



Surcula Carpeuteriana.Gabb. 57 



Tapes laeineata, Cpr 186 



staminea, Conr 185 



tenerrima, Cpr 186 



Tellimya tumida, Cpr 178 



Telliua Bodegensis, Hds .... 197 

 Terebratula unguiculus, Cpr. 2 14 



Thracia curta, Conr 204 



Tonicella lineata, Wood .... 106 

 Tornatina carinata, Cpr 125 



Tornatina culcitella, Gld. ... 125 



barpa, Dall 125 



inculta, Gld 125 



Triforis adversa, Mont 47 



Triodopsis loricata, Gld .... 145 

 Trivia Californica, Gray .... 60 



Solaudri, Gra)- 60 



Trochiscus Norrisii, Sby 86 



Tropbon multicostatus,Escb. 21 



Orpbeus, Gld 21 



Truncatella Californica, Pfr. 62 

 Stimpsonii, Stearns . . 62 



Turcica caffea, Gabb 82 



Turritella Cooperi, Cpr 73 



Vallonia pulcbella, Miill .... 146 



Valvata sincera, Say 62 



virens, Tryon 62 



Velutina laevigata, Linn .... 47 

 Vermiculus annellum,M6rch 



Vitrina Pfeifferi, Newc 152 



Volvarina varia, Sby 43 



Waldheimia Californica, 



Koch 214 



Grayi, Davidson 215 



pulvinata, Gld 214 



"Xylotrya pennatifera, Blain.212 



setacea, Tryon . 212 



Stutcbburryi, Jeff. 214 



Zirpbaea crispata, Linn 210 



Zonites arboreus, Say 149 



Breweri, Newc 149 



cellarius, Miill 150 



chersina, Say 



conspectus, Bid 150 



crispata, Linn 



fulvus, Drap 150 



milium, Morse 151 



viridulus, Mke 150 



Wbitneyi, Newc 150 



*1521® 



