INDEX OF SUBJECTS 



357 



Fly larvae, scientific names: 



— Ceratopogon, 148, 155. 



— Chironomidae, 103, 187, 191. 



— Chironomus, 93, 96, 99, 116, 117, 118, 

 123, 134, 142. 



— Corethra, 125. 



— Dixa, 93, 118. 



— Metriocnemis, 83, 84. 



— Pedicia albivitta, 114. 



— Simulium, 87, 88, 93, 105, 114, 116, 118. 



— Stratiomyia, 123. 



— Tabanus, 116. 



—Tanypus, 93, 118, 14S, 155. 



Flycatcher: Traill's, 190; great crested, 

 196, 244. 



Food: factor in distribution, 299; 

 emphasized by paleontologists, 299; of 

 young fishes, 76, 142, 144; relations: 

 aquatic, 65-72, terrestrial, 166-68. 



Forest communities: 189-261; clay, 210- 

 17; dry, 209-33; flood-plain, 197-203; 

 mesophytic, 233-47; rock, 217-18; 

 swamp, 189-93; sand, 218-33; sum- 

 mary of, 250-51; tamarack, 193-97; 

 wet, 189-200. 



Forest margin communities, 262-75. 



Form, relation to function, 22. 



Formations, defined, 38. See Communi- 

 ties. 



Fox: gray, 15, 237, 245; red, 201, 236, 

 237, 245. 



France: bird protection in, 11; Phyl- 

 loxera in, 191. 



Frog: 173; bull, 171; common, 156, 169, 

 195, 296; cricket, 135, 169, 296; green, 

 169, 171, 195; swamp tree, 195, 206, 

 283, 296; tree, 205, 234; tree (Picker- 

 ing's), 194, 195, 196, 207, 234, 244, 

 253; wood, 195, 206, 207, 243, 244. 



Function, relation to form, 22. 



Gall flies, 40, 191, 272, 277. 



Gallinule, Florida, 171. 



Gar, long-nosed, 85. 



Garter-snake, 167. 



Gas-bubble disease of fishes, 60. 



Geology, surface in young stream, 8. 



Gland, silk, 95. 



Glen wood beach, 46. 



Goldfinch, 268, 274; American, 199, 274. 



Gopher, pocket, 167, 288. 



Gordius, 101. 



Grape: apple gall of, 191; free from 



Phylloxera in wet soil, 190; tube gall 



of, 191; wart gall of, 191. 



Grasshoppers: 167, long-horned, 227; 



maritime, 223-25. 

 Grebe, pied-billed, 132. 

 Green snake, 289. 

 Grossbeak, pine, 229. 

 Ground beetles, 180. 

 Grouse, ruffed, 196, 227. 

 Guide to Chicago region, 50. 



Habitat: preference, 31; selection, 34. 

 Hair-worm {Gordius), 101. 

 Hare, varying, 15, 191, 195. 

 Harvestmen, scientific names: 

 — Liobunum: 



dorsatum, 202, 205, 208. 



grande, 204, 298. 



nigropalpi, 244, 253. 



ventricosiim, 202, 208. 

 — Oligolophus pictus, 244, 261. 

 Hawk: marsh, 167; night, 167, 289; red- 

 shouldered, 242; red-tailed, 242; sharp- 

 shinned, 274, 275; sparrow, 274, 275. 

 Hemiptera (true bugs), aquatic, scientific 



names: 

 — Belo stoma, 65, 131. 



americana, 148. 

 — Belostomidae, 65, 151. 

 — Benacus, 131. 



griseus, 148. 

 — Buenoa, 132: 



platycnemis, 135, 148, 155. 

 — Corixa, 104, 117, 123, 155. 

 — Notonecta, 117, 132: 



undulata, 135, 148, 155. 



variabilis, 123, 135, 148, 155. 

 — Notonectidae, 151. 

 — Pelocoris femoratus, 104, 123. 

 — Plea, 132: 



striola, 148, 155. 

 — Ranatra, 65, 131, 151. 



fusca, 104, 123, 155. 



kirkaldyi, 155. 

 — Z ait ha, 65. 



fluminea, 104, 116, 123, 135, 148, 155, 



185. 

 Hemiptera, terrestrial, scientific names: 

 ■ — Acanthocephala terminalis, 241, 257. 

 — Acholla multispinosa, 199, 208. 

 — Adelphocoris rapidus, 188, 214, 264, 



266, 276, 292, 297. 

 — Agallia 4-punctata, 298. 

 — Alydus conspersus, 292, 297. 

 — Amphiscepa bivittata, 188, 199, 208, 



292. 

 — Aphrophora, 202: 



4-notata, 267. 



