Indez 
Pelecypoda, 246. 
Petricola, 274. 
carditoides, 274. 
Petricolidae, 274. 
Phacoides, 263. 
annulatus, 263. 
tenuisculptus, 264. 
Phasianella, 310. 
pulloides, 310. 
Phasianellidae, 310. 
Pholadidae, 287. 
Pholadidea, 288. 
ovoidea, 288. 
penita, 288. 
var. parva, 289. 
Pholas, 287. 
pacificus, 287. 
Placiporella, 298. 
sinuata, 298. 
Platypoda, 314. 
Pleutotomidae, 342. 
Polinices, 324. 
draconis, 324. 
lewisi, 325. 
Poromyacea, 262. 
Porterfield, L. B., acknowledgment, 9. 
Price current meter, illustration of, 
124. 
Psephidia, 273. 
ovalis, 273. 
Ptenoglossa, 318. 
Pyramidellidae, 315. 
Rachiglossa, 329. 
Report upon the Physical Conditions 
in San Francisco Bay. Based 
upon the operations of the United 
States Fisheries Steamer ‘‘ Alba- 
tross’’ during the years 1912 and 
1913, 1, 211. 
Rhipodoglossa, 305. 
Rissoidae, 326. 
Rochefortia, 265. 
ferruginosa, 265. 
Salinity, of San Francisco Bay, 56-88. 
San Francisco Bay, Report upon the 
Physical Conditions in, 1-198; 
procedure followed and apparatus 
used, 11-19; illustrations of ap- 
paratus, 118, 120, 122, 124, 126, 
128; dimensions, area, and yolume 
of the Bay, 19-23; tidal range 
and current velocity in, 23-28; 
temperature, 28-56; salinity, 56- 
88; bottom deposits, 59-97; sum- 
mary, 98-101; literature cited, 
102-103; dredging stations, 104, 
106, 129-149; hydrographic sta- 
tions, 108, 110, 150-184; bottom 
conditions, 112, 114; determina- 
tion of bottom samples, 185-196; 
percentages of nitrogen, 116, 197- 
198; bottom sampling apparatus, 
illustrations of, 126, 128. 
[456] 
San Francisco Bay, Molluscan Fauna 
from, 199. : 
San Pablo Bay, 3. 
Saxicava, 286. 
arctica, 286. 
pholadis, 229, 286. 
Saxicavidae, 286. 
Saxidomus, 269. 
nuttalli, 269. 
Scaphopoda, 290. 
Schizothaerus, 283. 
nuttalli, 283. 
Schmitt, W. L., 1, 10, 57, 207; ac- 
knowledgment, 209. 
Schott, cited, 82. 
Septifer, 259. 
bifurcatus, 259. 
Siliqua, 281. 
nuttalli, 281. 
Siphonodentaliidae, 291. 
Sledge-trawl, illustration of, 118. 
Solen, 281. 
sicarius, 
Solenacea, 281. 
Solenidae, 281. 
Soule, H. B., 3, 207; acknowledgment, 
Sh 
Spisula, 282. 
catilliformis, 235, 282. 
Sumner, F. B., 1, 10, 57, 207; acknowl- 
edgment, 209. 
Taeniglossa, 320. 
Tegula, 312. 
brunnea, 312. 
funebrale, 229, 312. 
montereyi, 313. 
Tellina, 275. 
bodegensis, 235, 275. 
bultoni, 275. 
carpenteri, 276. 
salmonea, 276. 
Tellinacea, 275. 
Tellinidae, 275. 
Temperature, in San Francisco Bay, 
28-56. 
Teredinidae, 290. 
Thais, 229, 336. 
emarginata, 338. 
var. ostrina, 338. 
lamellosa, 243, 336. 
var. franciscana, 337. 
var. septentrionalis, 337. 
lima, 337. 
Thaisidae, 336. 
Thorade, cited, 51, 52, 99. 
Thyasira, 264. 
gouldi, 264. 
Thyasiridae, 264. 
Tidal range and current velocity in 
San Francisco Bay, 23-28. 
Tonicella, 292. 
lineata, 229-292. 
281. 
