360 



ANIMAL COMMUNITIES 



Spherid, anaerobic, 133. 

 Spiders, 167. 

 Spiders, scientific names: 

 Acrosoma: 



gracilis, 238, 240, 260. 



spinea, 238, 240, 260. 

 Agelena naevia, 207, 218, 254, 296. 

 Anyphaena conspersa, 260. 

 Argiope'. 



aurantia, 263, 264, 276, 296. 



trijasciata, 204, 205, 208, 232, 259, 



263, 293, 296, 298. 

 Attus palustris, 276. 

 Atypus milberti, 277. 

 Castianeira cingulata, 197, 207. 

 Chiracanthium inclusa, 187, 205. 

 Clubiona obesa, 277. 

 Dendryphantes: 



militaris, 205, 206. 



oclavus, 204, 205, 206, 228, 258. 

 Dictyna: 



foliacea, 206, 208, 228, 232, 257, 276. 



sublata, 187, 204, 207. 

 Dictynidae, 257. 

 Dolomedes: 



sexpunctatus , 146, 169, 187, 283, 296. 



ienebrosus, 243. 

 Epeira, 198, 232: 



domicilorum, 240, 257, 306. 



foliata, 187, 204, 206. 



gigas, 194, 205, 206, 208, 240, 257, 272. 



ocellata, 206. 



prompta, 204. 



trifolium, 205, 276, 277, 296. 



trivittata, 188, 205, 214, 276, 284, 293, 



296. 



-Epeiridae, 208, 257, 260. 

 Eucta caudata, 187. 

 Eugnatha straminea, 204, 296. 

 Gayenna celer, 260. 

 Geolycosa pikei, 220, 227, 230, 250, 252. 

 Habrocestum pulex, 206. 

 Hypselistes florens, 207. 

 Leucauge hortorum, 202, 208. 

 Linyphia phrygiana, 260. 

 Lycosidae, 261. 

 Maema niger, 260, 277, 298. 

 Mangora maculata, 206, 260. 

 Misumena vatia, 214, 264, 285, 296. 

 Misumessus: 



asperatus, 231, 232, 257, 293. 



oblongus, 207. 

 Notionella inter pres, 261. 

 Ozyptila cons pur 'cata, 296. 

 Pardosa, 215: 



lapidicina, 213, 214, 215, 254. 

 Phidippus: 



audax, 207, 264. 



borealis, 297. 



podagrosus, 204, 293, 298. 



rufus, 298. 

 Philodromus: 



alaskensis, 223, 228, 257. 



ornatus, 205. 



pernix, 259. 

 Pirata: 



insularis, 187. 



montana, 204. 



piratica, 206. 

 Pisauridae, 204. 

 Pisaurina, 198: 



undata, 204, 206, 208, 277. 

 Plectana stellata, 204. 

 Runcinia alealoria, 204, 214, 277, 293, 



296. 



Singa variabilis, 276. 

 Tetragnatha: 



grallalor, 205, 206. 



laboriosa, 169, 187, 208, 263, 276, 



284, 285, 296. 

 Theridiidae, 257. 

 Theridium: 



frondeum, 191, 202, 206, 208, 240, 



257, 258. 



spirale, 228, 258. 

 Thiodina puerpera, 204. 

 Thomisidae, 257. 

 Tibellus duttoni, 187, 204. 

 Trochosa cinerea, 222, 252. 

 Wala mitrata, 261. 

 Xysticus formosus, 228, 258. 

 Zygoballus bettini, 206. 

 Spittle insects, habits of, 202. 

 Sponge, abundant in stream, 97. 

 Sponges, scientific names: 

 Heteromeyenia argyrosperma, 153. 

 Meyenia: 



crateriformis, 153. 



fluviatilis, 153. 

 Spongilla, 116, 131: 



fragilis, 153. 



Spontaneous movement, 26. 

 Springtails, 180. 



Squirrels: 233; fox, 245; Franklin 

 ground, 269, 274; gray, 192, 202, 245; 

 ground, 167, 227, 286; red, 245. 

 Stations of study, 50, 51-56. 

 Statoblast, 129. 

 Stickleback, 85. 

 Stimulus, defined, 26. 

 Stinkbugs, hibernating, 202. 

 Stonecat: 119; slender, 95. 

 Stone-fly nymphs, scientific name: 

 Perla, 78, 116, 121. 

 Stone- roller, 119, 120. 



