INDEX 



Africa, 171 

 Agalenidas, 104 

 Agouti, 77 

 Alaska, 169 

 Andean jungle, 166 

 Anosia plexippus, 167 



Ants, South American army, 118, 119, 120, 121, 

 122, 123, 124 



bite of army, 123 



Carpenter, no, in, 112, 115 

 battles of, 114 



cattle tending, 113, 114 



Leaf-cutting, enemy of, 115, 116 

 poison of, 1 1 6, 117 



Mound, experiment on, 134, 135 



Slave making, 112 



slave-making habit, reflex of, 112 

 Ant battles, 114 

 Ant birds, 124 

 Ant cows, 113, 114 

 Ant lion, 25, 105 



Ants, 109, no, in, 112, 113, 114, 115, 116, 117, 

 118, 119, 120, 121, 122, 123, 124, 134, 135 

 Aphids, 113, 114, 134 

 Aptera, 169 



distribution of, 169, 170 



fossils of, 170 



Archippus, Basilarchia, 167 

 Asia, 171 

 Asilidae, 128 

 Attadae, 115 

 Australia, 171 



B 



Bartica, 118 



Basilarchia archippus, 167 

 Battles, ant, 114, 115 

 Bee, bumble, 104 



blue-flower, 87 



green-flower, 87 



honey, 148 



humble, 87 



Bees, 87, 148, 104, 1 60 

 Beetle, carabid, 147 



oil, 104, 105 



rove, 25 



Xenos, 97 



Beetles, 25, 97, 104, 105, 147 

 Birds, ant, 124 

 Black reed-wasp, 27 



Blue huntress, 68 



Blue mud-dauber, 138, 140 



Bristle-tails, 169 



British Guiana, 118, 165 



Bug, spittle, 151 



thread-legged, life history of, 154 

 egg laying, 155 

 food of, 156 

 stampedes of, 158 

 Bumble bee, parasite of, 104 

 Butterflies, invisibility of, 165 



transparent, 166 



Heliconidae, 167 



mimicry of, 167 



monarch, 167 



mourning cloak, 168 

 Papilionadae, 167 



thecla, 165 



viceroy, 167 



Caddice fly, 108 

 Caddice worm, 107 

 Caeruleum, Chalybion, 138 

 Camouflaged insects, 164 

 Camponotus pennsylvanicus, no, 115 

 Cannibal wasps, 85 

 Caterpillar, cabbage, 99 



cecropia, 114 



cochlidiid, 165 



protective colors of, 145 



slug, 165 



twig, 164 



Cecropia moth, life history of, 143 

 Cecropia, Samia, 143 

 Centipedes, 122 

 Ceratinadae, 87 

 Cercopidae, 151 

 Chalybion caeruleum, 138 

 Chile, 169 



Chlorion neotropicus, 68 

 Cicada, 91, 92, 136 

 Cinereohirtum, Trypoxylon, 27 

 Cochlididae, 165 

 Collembola, 169 

 Colletes, 160 



burrow of, 161 



burrow, method of molding, 162 

 Colombia, 166 

 Controlled pupation, 77 

 Crickets, sight of, 128 



tree, 125 



173 



