INDEX 



Illustrations are indicated by an asterisk 



Acmara spectrum, *I42. 



Air-bladder of fishes, 84. 



Alee americana, *2$g, *266. 



Alimentary canal of cow, *92; of 

 earthworm, *gi ; of flatworm, 

 *92; of rabbit, described, 90. 



Alligator, 228. 



Ammophila, bringing cover for 

 nest, *i86; nesting grounds of, 

 ♦185; putting inch-worm into 

 nest, *i85. 



Amoeba, 114; motion of, *ii5; 

 movements of, *67. 



Ampelophaga myron, *I73. 



Amphibians, respiration of, 83. 



Anatomy, defined, 47. 



Anguillula, *I47. 



Anopheles, 9. 



Anosia plexippus, *290. 



Antelope, *265, 266. 



Antenna of carrion beetle, show- 

 ing smelling -pits, *io6. 



Antennarius and nest, *43. 



Antilocapra americana, *265, 266. 



Ant, little black, *3i3. 



Ants and rose aphids, *i78. 



Ants, how to make artificial nest 

 for, 310; feeding on honey- 

 dew, 313; life and habits of, 

 309; robber, 314; slave-making, 

 314; visiting aphids, 175. 



Ape, 269, 272. 



Aphids, 174. 



Aphids, rose, and ants, *I78 



Aphis lion, 179. 



Apis mellifica, *307. 



Apple-tent caterpillar moth, larvae 

 of, *i8. 



Aquaria, 329; how to maintain, 



332' 



Aquarium, battery jar, *332; 



water-plants for, 332; with 



pond snails, *52. 

 Arctics, color of animals of, 287. 

 Arctoniys m.onax, 260. 

 Argiope, *I99. 

 Ariolimax californica, *i4i 

 Army-worm, *I77. 

 Arthropoda, 154. 

 Artiodactyla, 264. 

 Asterias ocracia, *I3S. 

 Asterina mineata, *I35. 

 Auditory organ of locust, *i09. 

 Auditory organs, 107. 

 Ayu, 212. 



Baboon, 272. 



Backboned animals, homes of, 42. 



Back-swimmer, *i68, 169. 



Badger, 269. 



Bag-worm, *278. 



Balcena glacialis, 263. 



Baloena mysticetus, 263. 



Balsnidae, 263. 



Balmnoptera sulfurea, 263. 



Balanus, *I55. 



Ballooning of spiders, 206. 



Barbados earth formed by shells 



of ocean Protozoa, 122. 

 Barnacle, acorn, *i55; stalked, 



*i55- 



Barnacles, *i55; on copepod par- 

 asites of flying-fish, *2g4. 



Barriers to distribution of animals, 

 320. 



Basilarchia archippus, *290. 



Bass, 211. 



Bat, 261; brown, 262; hoary, 

 *262; red, 262; wing of, 261. 



Batrachians, 215; care of young 



353 



