364 Index 
Shelford, 135. 
Shepard Point, 30, 60, 67, 89, 105, 
Shiner, golden, 171, 211, 212, 215, 
2h 27 16273; (299; 3025 306: 
Shoveler, 234. 
Shrimp, fresh-water, 209, 238. 
Sialis, 160, 183. 
Sida erystallina, 299. 
Sidide, 299. 
Siluride, 189, 214. 
Silversides, brook, 180, 212, 218, 
223, 296), 299) 
Simocephalus, 180, 190. 
Simocephalus americanus, 175. 
Simocephalus vetulus, 299. 
Simpson, 247, 252, 257. 
Skipjack, 222. 
Slugs, 229, 230, 233, 246. 
Smallwood, 151, 191, 208, 242. 
Smith, B., 229. 
Smith, F., 109. 
Snails, 206, 227, 228, 229, 233- 
235, 245, 246. 
Snails, land, 230. 
Snails, pond, 230, 239, 246. 
Snake, water, 228. 
Snakes, 237. 
Snipe, 227, 234. 
Somatogyrus, 168, 249, 26 
Somatogyrus isogonus, 26 
Somatogyrus subglobosus, 42, 45, 
46, 57, 71, 10%, 126, 142, 143; 
PRT. 26k 2 bly 2Site 
Sophomore summer camp, 203. 
Sparganacee, 292. 
Sparganium euryearpum, 38, 40, 
42-44, 52, 64, 65, 68, 73, 76, 96, 
98, 99, 140, 141, 276, 292. 
Spartina cynosuroides, 48, 293. 
Spermatophyta, 292. 
Sphagnum, 149. 
Spherium, 110, 134, 155, 159, 160, 
163, 164, 167-169, 176, 183, 191, 
197, 198, 212, 218, 249, 259, 288, 
289. 
Spherium occidentale, 289. 
Spherium rhomboideum, 288. 
Spherium simile, 289. ‘ 
Spherium solidulum, 149, 260. 
Spherium striatinum, 56, 65, 96, 
106, 142, 148, 160, 212, 259, 271, 
287, 288. 
Spherium suleatum, 164, 176, 212, 
288, 289. 
Spherium vermontanum, 41, 45, 
523953, 51, 60S 64.66, 70h eeiios 
80, 92, 95, 96, 106, 121, 124, 126, 
128,°131) 134; 142 4S Gpeelene 
212, 2115, 210/248) 260, 2rle2er- 
SAE 
Spheriide, 112, 155, 259, 263. 
Spiders, 177. 
Spiders, water, 183. 
Spirodela polyrhiza, 80, 100, 294. 
Spirogyra, 147, 150, 173. 
Sponge, fresh water, 295. 
Spongilla, 177. 
Squaw Island, N. Y., 284. 
Stafford, 119. 
Standley, 294. 
Starfish, 116. 
Statoblast, 150, 151, 165, 170, 181, 
182, 183, 188, 282, 296, 322. 
Staurastrum, 147. 
Sterki, 260, 261, 263. 
Sternroos, 111. 
Stickleback, 150. 
Stickleback, brook, 218. 
Stizostedion canadense, 222. 
Stizostedion canadense griseum, 
Zid 
Stizostedion vitreum, 213. 
Stokes, 296. 
Stonecat, brindled, 177. 
Stone-fly nymph, 58, 102. 
Stone-flies, 304. 
Stone-roller, 167. 
Stonewort, 39, 65, 68, 86, 88, 89, 
99, 100, 292. 
Strawberry Island, N. Y., 284. 
Strepomatide, 170. 
Strophitus edentulus, 59, 102, 106, 
220, 222, 239-241, 255, 256, 259, 
287, 288. 
Strophitus undulatus, 63, 92, 96, 
142, 143, 220, 222, 256, 259, 287, 
288. 
Strophitus, 221, 237, 249, 255. 
Sturgeon, lake, 158, 211-213. 
