Index 35 
Lake Pine, 41, 110. 
Lake Plymouth, 145. 
Lake Pretty, 146. 
Lake Reed, 283. 
Lake Rush, 268. 
uake St. Clair, 109, 112. 
Lake Schuyler, 284. 
Lake Twin, 244. 
Lake Walnut, 160, 166, 168, 181, 
183, 185, 188, 191, 196, 222, 315 
Lake Wingra, 191. 
Lake Winnebago, 34, 162. 
Lake Winona, 146. 
Lake of the Woods, Ind., 145. 
Lake of the Woods, Can., 257. 
Lamprey, 71, 165, 176, 298. 
Lampsilis, 131, 221, 249, 256. 
Lampsilis anodontoides, 210. 
Lampsilis borealis, 57, 71, 75, 76, 
82, 87, 88, 90, 95, 101, 105, 106, 
124, 142,143, 222, 237, 246, 2 
257, 267, 287. 
Lampsilis cariosa, 239. 
Lampsilis iris, 57, 63, 92, 106, 124, 
142, 143, 222, 257, 259, 287. 
Lampsilis ligamentina, see Ne- 
phronajas. 
Lampsilis luteola, 57, 64, 69, 71, 
75, 92, 95, 96, 122, 124, 142-146, 
222, 237, 240-242, 246, 256, 257, 
263, 287, 288. 
Lampsilis luteola rosacea, 257. 
Lampsilis nasuta, 239. 
Lampsilis novi-eboraci, 257. 
Lampsilis purpurea, 239. 
Lampsilis radiata, 38, 41, 46, 47, 
57, 64, 69, 70, 71, 75, 76, 80, 82, 
83, 87, 90, 92, 95, 100, 101, 106, 
122-124, 142, 143, 222, 237, 239, 
246, 256, 257, 259, 263, 287. 
Lampsilis siliquoides, 256. 
Lantz, 236. 
Lawyer, 199. 
_Lea, 247, 306. 
Leech, horse, 298. 
Leech, snail, 297. 
Leeches, 40, 47, 51, 65, 75, 83, 86, 
89, 93, 95, 99, 100, 150, UGS T, 
183, 185, 227, 231, 245, 296, 297, 
309, 310. 
Lefevre, 219-221. 
Leidy, 238, 239. 
Lemna, 150, 169, 
Lemnacee, 294, 
Lepidoptera, 307. 
Lepomis humilis, 222. 
Lupomis megalotis, 183, 205. 
Lepomis pallidus, 182, 222. 
Leptocella, 41, 52, 56, 62, 77, 80, 
82, 88, 89, 92, 95, 96, 101, 172 
188, 306. 
Leptoceride, 306. 
Leptocerus, 53, 96, 306. 
Leptodora hyalina, 162, 300. 
Leptodoride, 300. 
Leptops olivaris, 222. 
Leptothrix, 147. 
Letson, 247, 257, 
265, 271. 
Leucichthys tullibee, 16 
Lewis, 247, 263-265, 27 
Libellulide, 266, 304. 
Lily, cow or yellow water, 37, 
44, 45, 50, 51, 53, 54, 65, 68, 76. 
81, 84, 96, 98, 99, 101, 
275, 276, 280, 282, 284, 204. 
Lily, sweet-scented water or white, 
37, 39, 44, 45, 50, 53, 54, 65, 68, 
76, 81, 84, 96, 98, 99, 267, 273, 
276, 280, 282, § 284, 294, 
Lily pads, 148, 149, 210. 
Lily, water, 139, 150, 
283, 297. 
Limfjord, 115. 
Limnephilid, 80, 98. 
Limnephilide, 305. 
Limnocalanus, 180. 
Limpet, fresh-water, 175. 
Ling, 199, 295, 301. 
Linlithgo hatchery, 158. 
Lintner, 288. 
Lioplax subcarinata, 
Little Island, 32. 
Littorinas, 285. 
Lockport Limestone, 34. 
Lohmann, 119. 
Liver-fiuke, sheep, 239. 
Long Island, 32, 82, 99, 103, 244. 
Long Point, 30, 69, 70, 71, 79. 
173, 174. 
260, 261, 264, 
1h 
5. 
268, 275, 
173, 212. 
