

INDEX 



or^ 



barnacles, parasitic, 152. 



barracudas, 118 



barrel-shaped larvx, 150 



basic symmetries of animals, 171 



bath sponge, z66 



bats, 35, 60, 8x, 83, 85 



bats, hearing of, 82. 



beach-fleas, z63 



beaked butterfly, 34 



bears, 48 



beavers, 7, 14 



bees, 8, 10, 11, 13, 15, 16, 18, zz, 45, 

 48, 138, 159, zi8, i33 



bees, carpenter, 11 



bees, leaf-cutting, 11 



bees, solitary, 11 



bees, varnisher, 11 



beetles, 18, 46, 156 



bipinnaria, 150 



birds, 6, 7, 11, li, 13, 14, 15, 17, 18, 

 19, io, i2., Z3, 35, 45, 48, 49, 60, 

 80, 81, 8i, 83, 88, 89, 93, 103, 107, 



116, 118, 137, 159, 163, 2.17, XZI, 1.ZZ, 



113, Z33,Z47, i6i 

 birds, hearing of, 80, 81 

 birds, parental care in, 88 

 birds' nests, 12., 13 

 bison, 93 



bivalves, zoz, zxi 

 black mice, 145 

 blastoids, 2^.1, 163 

 blastula, 191, 139, Z49 

 blind dolphins, 84 

 blue, common, 135, 136 

 blue-birds, 12. 

 blue-bottles, 35 

 blues, 141 



bony fishes or teleosts, i8z 

 bot-flies, 118 

 bower-birds, 13 



brachiolaria, 150 



Brachiopoda, x6z, ^69 



brachiopods, 70, 100, loi, no, iiz, 



IZ3, 1Z5, 153, i6z, Z57 

 Branchiostoma, z6i 

 brittle-stars, lox, izi, 150, 155, 157, 



ioi, zzi, zzz, Z63 

 brush-turkeys, 7, 11 

 bugs, 35, 45, 156 



bull-dog, 4, 147, 184, 186, 187, Z30 

 bull-dog fishes, 147 

 butterflies, xi, 16, 30, 3Z, 34, 35, 36, 45, 



46, 48, 131, 137, 149, 156, 160, Z18 

 butterflies, ant-eating, 46 

 butterflies, asphid-feeding, 8 

 butterflies, beaked, 34 

 butterflies, fossil, 31 

 butterflies, lycasnid, 8 

 butterfly, cabbage, 3Z, 34 

 butterfly, carnivorous, 141 

 butterfly, copper, 136 



Cabbage butterfly, 3Z, 34 

 caddis-flies, 8, 10, 16 

 California woodpecker, 15 

 Cambrian, loi, loz, 103, 104, 108, iiz, 



1Z5, iz6 (see table on p. 99) 

 Cambrian animals, loi 

 camels, 93, 184 

 Canidas, i8z 

 Carboniferous, 108, iiz, iz6, 178 (see 



table on p. 99) 

 Carnivora, 181, i8z 

 carnivorous butterflies, 141 

 carpenter bees, 11 

 cassiques, iz 

 cassowaries, 145 

 caterpillars, 30, 3Z, 34, 35, 46, 6z, 78, 



149 



[l86] 



