INDEX 



ACHEMON sphinx (Pholus achemon), 



156-159, 

 Acontia moth .(Erastriodes), 94-98. 

 Acorn moth (Eolcocera glandu- 



lella), 175. 

 Acorn weevil (Balaninus rectus), 



29, 174, 175. 

 Acorns, insect tenants of, 29, 174, 



175. 

 Adams, on post-glacial dispersal of 



plants and animals, 317. 

 Adaptation, in animals and plants, 



examples of, 27-64, 82, 94, 277, 



288, 297, 338, 399-404. 

 Admiral butterfly, 84. 

 " Aggressive mimicry," 128. 

 Ajax butterfly, 41, 262. 

 Alkali, definition of, 433. 

 Allard, on habitat of toad, 258. 

 Allen, Grant, on seed dispersion, 29, 



30. 

 Allen, J. A., on habitats of plants 



and animals 'of North America, 



318. 

 Ambush bug (Fhymaia wolffi), 170- 



173. 

 American cockroach (Periplanata 



americana) , 426. 

 American field cricket (Gryllus 



americanua) , 423. 

 American locust ( ScMstocerca 



americana) , 422. 

 Ammocolous Orthoptera, 423, 424. 

 Anephares ruflpes, new species, 176, 



177. 

 Angle-winged katydid (Microcen- 



trum laurifolium), 429. 

 Animal adaptation, examples of, 27- 



64, 277, 288. 

 Animal behavior, examples of, 165- 



267. 

 Animal, life in rainy weather, 288. 

 Animals, aquatic, 278, 284; disper- 

 sion of, 317, 318; domestication 



of, 8, 9; Galloway's diagram of 



descent of, 6; habitat, 308-310, 



318-322; Poulton's division of 



colors of, 69 ; systematic arrange- 



ment of, by LinnsBus and others, 



3-6; Wallace's theory of, 70, 71. 

 Ant-cow fPublilia concava), 275, 



276. ' 



AnthrophiUan insects, 31, 321. 

 Ant-lion, 177-181, 327. 

 Ants, behavior of, 174, 175, 178, 



275, 276, 348, 414. 

 Aphid, gall-producing, 50-54. 

 Appendage of puss moth caterpillar, 



153. 

 Apple trees, antiquity of, 30; 



squirrels' appetite for, 238, 308. 

 Aquatic life, 278-284, 296. 

 Ardbis lyrata, adaptation of, to 



orange-tip butterfly, 21, 83-86, 



249, 298. 

 Arboreal, or True, Katydid (Cyrto- 



phyllum perspicillatus), 102-105, 



326, 32», 429. 

 Argynnid butterfly, 33, 41. 

 Armed grouse locust (Tettigidea 



armata), 420. 

 Ash brown locust (Mesiobregma 



cinctum), 424. 

 Ash, mountain, 29; prickly, 151. 

 Ashmead, on Anephares, 176, 177; 



on Sphex ichneumonea, 197. 

 Assassin bug, 170-173. 

 Australian cockroach (Periplanata 



australasiae), 426. 

 Automeris io moth, protective re- 

 semblance, 160-164. 



Baltimore oriole, behavior, 34, 229, 

 236, 309; food of, 34, 309, 314; 

 nest, 222_, 242, 243, 252-254. 



Bank, definition of, 431. 



Barn swallow, 59, 242, 289, 290. 



Barren, definition of, 432. 



Barrows, on common crow, 314. 



Basswood, insects attracted to, 33- 

 36. 



Bates, on mimicry, 117, 118; de- 

 scribes snake-like caterpillar, 148. 



Eeal, on Baltimore oriole, 314. 



Beautiful crimson cricket (Phyllo- 

 scirtus pulchellus), 421. 



435 



