Index to Volumes I, II and III. 
Corning Oil and Gas Fields, 49 
Criorhina umbratilis, 229 
Dandelion, 334 
Deltocephalus inimicus, 226 
Desmids of Kansas. 100 
Discelium nudum, 361 
Doeophorus barbatus, 201 
Donations, 1S1, 191, 200, 296 
Dragon-flies of Sandusky, 94 
Dragon-flies taken in a week, 13 
Dry in us ormenidis, 444 
Eagle Nests, 90 
Entomological Notes and Reviews, 
377 
Stud}-, Helps in, 740 
Erebus odora, 133 
Erigeron philadelphicus, 11S 
Etiolation Studies, 415 
Euparyphus major, 112 
Ferns, Adaptibility in, 358 
Fishes, Salem, Ohio, 165 
Flamingo, Feeding Habits, 17 
Flora, Additions to Ohio, 15 
Little Chicken Island, 331 
Sandusky, 82, 97 
Food-habits of Aphrophora Larva, 
122 
Foot-prints in Sand, S6 
Fulgoridae, 354 
Fungi, Ohio, 135, 161, 205 
Galls and Insects Producing Them, 
263 
Apical Bud, 272 
Literature on, 274 
of Aphididae, 265 
of Cecidomyidae, 267 
of Cynipidae, 267 
of Leaves, 263 
of Phytoptidae, 264 
Geoplrilous Plants, 21, J32 
Gloeosporium equiseti, 206 
Gomphus furcifer, 61 
villosipes, 61 
viridifrons, 60 
Gonatopus bicolor, 447 
Gymuoconia interstitialis, 206, 207 
Gvmnosporangium clavipes, 207 
macropus, 207 
Height of Plants, Maximum, 39, 142, 
3 1 9 . . 
Heliantlnis maximiliant, 47 
kellermani, 181 
Hemiptera Collected in the Vicinity 
of Bellaire, 1 1 
Hermit Thrush, Song of, 371 
Heteroptera, 12 
Homoptera, 1 1 
Honey-bee, Variation of the Wing, 
1 19 
Idiocerus, 399 
Insects Injurious to Staple Crops, 
Review, 223 
Producing Galls, 263 
Ivy and Ivy- poisoning, 227 
Labeo longitarsis 447 
Labeo typhlocybae, 445 
Lake Laboratory, O. S. U., Oppor- 
tunities for Study at, 364 
Lake Laboratory, O. S. U., 79 
Lampsilis ventricosus, 320 
Lappula virginiana, 179 
Leaf-hoppers, 224 
Liburnia lutulenta, 444 
Lipeurus marginalis, 176 
Lotus corniculatus, 48 
Macropsis, 397 
Mallophagan Records and Descrip- 
tions, 175, 201 
Mantispa interruta, 190 
IMareca penelope, 289 
Maximum Height of Plants, 39, 142, 
3i9 
Melampsora populina, 207 
Menopon alternatum, 175 
Microscopic Plants, Collecting and 
Preserving, 16 
Mollusca, Tuscarawas Co., 286 
Mosses, Illustrative Samples, 102 
Moulds Injurious to Foods, 288 
Mycological Club, 400 
Myriopods from Vinton, Ohio, 187 
Natrix fasciata fasciata, 183 
Nemotelus pallipes, 228 
Oaks, Hybrid, 99 
Odonata of Ohio, Additions and Cor- 
rections, 13 
Ohio State Academy of Science, 48, 
156 
Oil and Gas, Corning Field, 49 
Opuntia, Sprouting Flower-buds, 71 
Winter Adaptation of, 11S 
Ormenis septentrionalis, 355, 444 
Osars, Possible Cause of, 257 
Pacliygaster maculicornis, 228 
Passalus cornutus, Muscular and 
Skeletal Elements of, 299 
Pavoncella pugnax, 156 
Peditia, 416 
magnifica, 417 
Pediopsis, 398 
Periodical Cicada, Variation in, 323 
Petioles of Cottonwood, 2S 
Peronospora arthuri, 13S 
Phenacoecus osborni, 284 
Phorantha bridwelli, 229 
Phyllostycta asiminse, 138 
alcides, 223, 262 
