Selenites 
duranti 
hemphilli 
keepi 
sportella 
vancouverensis . 
voyana 
Semele 
californica 
decisa 
montereyi 
pulchra 
rubro-picta 
rupium 
SGnaligr. gacepanes 
bifurcatus 
Serpulorbis 
squamigerus 
Serridens ........ 
Serripess sis: ...<.. 
gronlandicus ... 
SISALetUS 6s. .i5 5. 
debilis 
Siliqua 
lucida 
patula 
Siphomemace ceca 
Siphonalia .. 
kelletti 
Siphonaria 
peltoides 
Sistrum 
Solaniellageemnecs: 
CEOQVDEIGIS. Gcoponn 
peramabilis 
Solecuntws 2... 
californianus ... 
Solemya 
johnsoni 
Solen 
rosaceus 
GIGS 5 acoode 
Sonorellay ccs 
hachitana 
rowelli 
Sphaenia 
Sphaerium 
ef. sue\iui es wilele 6 
II5 
116 
a 
323 
173 
INDEX 
dentatum . 65 
patellum SOS 
occidentale ..... 65 
SulGatuineeenn ec 64 
Spiroglyphus ..... 214 
latifelllay aaryecerer. 214 
Spistlas sisseceie: 203 
alaskaniaen renee S 
catilliformis OS 
fal Catayeas eee ae 97 
hemphillii . 96 
polymyma ..... 95 
Sportella 282 
Standella ars... .- 95 
californica ..... 95 
falcata S07. 
nasuta . » 95 
Stenotrema e.- 44. 307 
Strombella 324 
Mes, monde ook 177 
meloniSpescae es L7o 
middendorffil ..178 
Subemarginula ...346 
yatesii .258 
SUCCHNE) Sooseant 312 
BNE! “GgocobouK 145 
INOS Gopoooed 144 
oregonensis ....145 
OVALIS? evans 144 
rustica .145 
sillimanias se eee 145 
Semele osocsuses 157 
carpenteriana ..157 
Tachyrynchus ....215 
tenuisculptus ...215 
IAS Sonensaes 289 
californianus ... 79 
alte llinamterrc, weertecy: 289 
bodegensis 80 
INeUAKOYN Goobo onc 80 
Canpentenri ie. 60 oO 
Hale, pV eyes artes 80 
KNEES kotinao cae 81 
METOPSIS yas c 81 
IMMOGKENE, ~ bodocos 81 
salmonea . 82 
santa-rosae 82 
INSEE 4 Gonh oo de 817 
Terebratalia 
occidentalis .... 
transversa 
Terebratulina .... 
caput-serpentis, 
KavenSiSmee mene 
Thalotia 
caffea 
WINEYGE 5 oabeon vos 
CUbAEN isons ot coe 
plicata 
undulata 
Thyasira 
barbarensis 
bisecta 
Cx Caivialldira creer <i 
Thysanophora 
Tivela 
stultorum 
Tonicella 
lineata 
marmorata 
submarmorea 
Tornatina 
cerealis 
culcitella 
eximia 
harpa 
Trachydermon ... 
hartwegi 
Transennella 
tantilla 
resus aes aso 
nuttallii 
Trichotropis 
borealis 
cancellata 
Triodopsis 
loricata 
GEritoniuine eee 
oregonense 
Tritonofusus 
herendeeni 
rectirostris 
Trivia 
californica 
solandri 
Trochiscus 
norrisii 
