Index 



429 



PAGE 



insects 183, 251, 274, 357, 358, 367, 



39, 399 



insects, aquatic 338 



gall 291 



herbivorous 398 



net-winged 195, 212 



" plancton-gathering .... 364 



internodes 138 



inundation 88 



iris 44 



iron 53 



iron sulphate 95 



Isoetes 151 



Isopoda 190 



Ischnura verticalis 207, 208 



Ithytrichia 260, 262, 372 



Jack-o-lantern 96 



Jagerskiold 1 72 



Johannsen, O. A 299 



jointweed 345 



Jo-pye-weed 323 



Juday, C. 36, 37, 38, 43, 44, 46, 47, 



51,53, 72,263,308, 312 

 Juncaceae 157 



Kent 309 



Kirchnerella 129, 131 



Knight, H. H 75, 196, 350 



Kofoid C. A. 22, 48, 83, 85, 88, 103, 



107, 113, 130, 131, I 6 4, 



171, 312, 356 



Laccophilus 333 



lace-wings 214 



lagcons 334 



Lake Alachua 69 



" Canandaigua 65 



" Cayuga 28, 32, 36, 42, 60, 64, 

 65, 73, 114, 123, 151, 

 218, 232, 240, 295, 296, 

 300, 308, 309 



Lake Coeur d'Aleiie, Idaho 60 



' Devil's, Wisconsin 51, 71 



Erie 63 



' Evans' Michigan 62 



' Flag 312 



Flathead 71 



' Pure, Denmark 28 



' Geneva 28, 76 



Great Salt 71 



Green 63 



' Hallstatter, Austria 33 



PAGE 



Lake Huron 63 



" Kegonsa 66 



Keuka 64, 65 



" Knight's 44 



Louise, B.C 60 



" Mendota 37, 38, 46, 47, 66, 304, 

 306,310 



Miccbsukee 69 



Michigan . .28, 61, 63, 114, 312 

 " Monona 66 



Okoboji 71 



" Ontario 63 



" Otisco 65, 72 



Owasco 65 



" Pepin 67 



Phelps 57 



Pontchartrain 67 



" Quiver 49, 164 



" Seneca 65 



Silver 71 



" Skaneateles 65, 72 



St. Clair 28 



" Sumner, Isle Royal 54 



" Superior 63,73 



Tahoe 28,60 



" Thompson's 49 



" Turkey 312 



" Wabesa 66 



" Walnut 161,233,239 



" Winona 71, 324 



" Yellowstone 70 



lakes .59, 60, 231, 232, 299, 307, 316, 



333, 356, 406 



alkaline or salt 74 



crater 60 



' ' currents in 73 



" depth of 71 



Lakes, Finger 64, 65 



lakes, floodplain 67 



" of Florida 69 



" Fulton Chain of 165 



Lakes, The Great 61, 63, 91, 301 



lakes, playa 75 



polar 36 



solution 67, 68 



strand 75 



Swiss 76 



of Wisconsin 66 



of Yahara Valley 66 



stagnation periods of . . . .34, 46 

 Lakeside Biological Laboratories 



70, 71 



Lampsilis 290, 291, 324, 325 



