5§2 



Index 



Labidocera, 221 



Lace-wings, 331 



Lachnosterna, 468 



Lackey, James B., 62 



Lacrymaria, 99 



Lactuca, 300 



Laelius, 513 



Lamb, Laura, 272 



Lamellibranch larvae, 539 



Laminaria, 231 



La Motte buffer mixtures, 133 



Lane, M. C, 455 



Larch sawfly, 486, 487 



Larsen, Evert J., 550 



La Rue, George R., 69, 153, 194 



Larval diets, 433 



Larval pans, 418 



Lasiocampidae, 365 



Lasius, 323, 454 



Latent period, 538 



Lathrodectus, 244 



Leafhoppers, 284, 316, 515 



Leaf mold, 471, 529 



Leaf-roller, 493 



Leaves, 363, 523, 526 



Lebour, M. V., 237 



Leeches, 201 



Leech farms, 203 



Leiby, R. W., 340 



Lemna, 73, 271, 457, 480 



Lepidocyrtus, 266 



Lepidoderma, 176 



Lepidoptera, 337, 364 



Lepisma, 260, 262 



Lepismatidae, 261 



Leptinotarsa, 476 



Leptocera, 434 



Lepyronia, 315 



LeRay, William, 49, 74, 120, 153, 193, 



463 

 Leschenaultia, 411 

 Lesquereusia, 92 

 Letter stapler, 350 



Lettuce, 121, 128, 219, 259, 523, 526, 527 

 Light, 34, 79, 245, 429, 494 

 Ligia, 231 

 Ligydidae, 231 

 Ligyrus, 469 

 Lillie, F. R., 549 

 Limax, 529 

 Limnoporus, 309 

 Limosina, 434 

 Lindgren, D. L., 481 

 Lindorus, 462 

 Lineus, 162 

 Lipeurus, 280 

 Lissodendoryx, 139 

 Little Green Heron, 281 

 Littorina, 264 



Liver, 106, 115, 117, 150, 152, 216, 219, 



453 

 Liver extract, 115, 117, 389 

 Liverworts, 374 

 Live-wells, 241 

 Lobster, 233 

 Lobster pots, 545 

 Lobsters, copulation of, 233 

 Locke's solution, 87, 99 

 Longevity tubes, 254 

 Longurio, 375 

 Loosanoff, Victor, 193 

 Lopes, H. de Souza, 412 

 Lophopanopeus, 237 

 Lophopodella, 179, 180 

 Lophopus, 179 

 Lotic, 369 

 Lotze, John C., 81 

 Loxocephalus, 104 

 Lucanids, 473 

 Lucas, C. L. T., 128 

 Lucilia, 113, 415, 417, 422, 426 

 Ludwig, Daniel, 468, 472 

 Lumbricidae, 195 

 Lumbricus, 195 

 Lunar periodicity, 182, 543 

 Lung, 422, 424 

 Lutz, F. E., 40, 49 

 Lycosa, 242 

 Lycosidae, 244 

 Lygaeidae, 299, 301 

 Lygaeus, 299 

 Lygeonematus, 486 

 Lymantria, 360 

 Lymantriidae, 359, 360, 365 

 Lymnaea, 520, 523 

 Lysiphlebus, 496 



MacGinitie, G. E., 197 

 MacGregor, M. E., 389 

 Machilidae, 259 

 Machilis, 260 



MacKav, Donald C. G., 239 

 MacLeod, G. F., 328 

 Macnamara, Charles, 263 

 Macrobdella, 202, 203 

 Macrocentrus, 493 

 Macrocerinae, 398 

 Macronoctua, 361 

 Macrosiphum, 323, 496, 499 

 Maggots, 419 



Maggots for surgical use, 418, 423 

 Maggot-rearing vials, 420 

 Mailing tube, 366 

 Malacosoma, 365, 411 

 Malacostraca, 229 

 Mallophaga, 280 

 Malted milk, 72, 99, 176 

 Mank, Helen G., 453 



