Index 



58i 



Hippoboscidae, 86, 98, 446 



Hippodamia, 461 



Hirudidae, 203 



Hirudinaria, 203 



Hirudinea, 201 



Hirudo, 204 



Histiostome, 266 



Hoffmann, C. H., 305, 473 



Hoffmann, William E., 30S, 309, 310 



Hog lice, 296 



Hogue, M. J., 65, 67 



Holloway, J. K., 502 



Hollow-ground slides, 47 



Holmquist, A. M., 508 



Hologonia, 168 



Holophryidae, 99 



Holotrichida, 99 



Homaridae, 233 



Homarus, 233 



Homoptera, 315 



Honey, 413, 436, 456, 497, 503, 510 



Honey solution, 490, 496, 504 



Hooker, 9 



Hookworm, 167 



Hookworm larvae, 170 



Hopkins, A. E., 537 



Hopkins, D. L., 76, 79, 83 



Horseflies, 405 



Horse manure, 71, 208, 226, 429 



Horse serum, 114, 118, 412 



Horstadius, S., 570 



Hough, W. S., 329 



House fly, 429 



Howard, L. 0., 435 



Huff, Clay G., 96, 386, 387, 446 



Humidity, 48, 253, 263, 307, 344, 478, 



494 

 Hungerford, H. B., 313, 314 



Hurlbut, H. S., 466 



Hydatina, 176, 210 



Hydra, 142, 150 



Hydracarina, 136 



Hydrachnidae, 256 



Hydras, 140 



Hydrocotyle, 373 



Hydrodictyon, 73, 294 



Hydrogen-ion concentration, 79, 85 



Hydroides, 185 



Hydrometra, 308 



Hydrometridae, 308 



Hydrophilidae, 451, 453 



Hydrous, 451 



Hydrozoa, 140 



Hygropetrica, 374 



Hyla, 463 



Hyman, Libbie H., 140, 154, 219 



Hymenolepis, 161 



Hymenoptera, 485 



Hyperaspis, 460 



Hyperparasites, 499 

 Hypochlora, 291 

 Hypopus, 265, 266, 444 

 Hypotrichida, 130 



Ibara, Y., 99 

 Ice-box dishes, 136 

 Ichneumonidae, 496, 497 

 Ichthyobdellidae, 201, 202 

 Illingworth, J. F., 507 

 Illumination, 35, 223, 409, 494 

 Immobilization, 541 

 Impatiens, 273 

 Inbreeding, 521 

 Incubation, 304 

 Incubator, 351, 490 

 Infecting feeding, 382 

 Infraneuston, 374 

 Infusions, 60, 131 

 Insemination, 558 

 Intermediate host, 161 

 Intestinal protozoa, 86, 89 

 In vivo cultivation, 89 

 Iris borer, 361 

 Ischnura, 268 

 Isopoda, 229 

 Isopods, land, 230 

 Isoptera, 275 

 Isotoma, 264, 266 

 Ixodidae, 246 



Jack-pine sawfly, 488 

 Jacot, Arthur Paul, 245 

 Jahn, Theodore Louis, 158 

 Japanese beetle, 172, 469, 470 

 Jelly, removal of, 557 

 Johannsen, O. A., 390 

 Johnson, Martin W., 558. 559 

 Jones, Edgar P., 122, 124 

 Jones, R. M., 307 

 Just, E. E., 32, 183, 547, 555 



Kalotermes, 278 



Kelley, John M., 283 



Keltch, Ann K., 548 



Kepner, William A., 151 



Kidney, 105, 106, 116, 117 



King, J. L., 502 



Klebs' solution, 63 



Klugh, A. Brooker, 43 



Knight, Harry H., 300 



Knop solution, 101 



Knowlton, George F., 317 



Kofoid, Charles A., 86, 87, 275, 278 



Kohls, Glen M., 246 



Komai, T., 440 



Kornhauser, S. I., 514 



Kraatz, Walter C, 457 



Krull, W. H., 270, 523, 526 



