INDEX 



207 



Isolation, see Segregation. 

 "Isolation and Physiological Selection" 

 (Romanes), 197. 



Jack-rabbit, confusing coloration, 148. 



Jaguar aggressive coloration, 127, PL 68. 



Jamaica Neritina, 10. 



Java spider which resembles bird excre- 

 ment, 127. 



Jellyfish, mouth, 101; transparency, 117, 



Jenner, 171. 



Jesus, influence upon evolution, 179. 



Job, 176. 



Jordan, D. S., 62, 95, 124, 198, 199, PL 48, 

 PL 58. 



Juncus bufonius, seedpods imitated by a 

 spider, 124, PI. 64. 



Jungle-fowl, 29, 119, PL 16. 



Jtinonia, PI. 83. 



Kale, PI. 6, PL 8. 

 Kallima inachis, 123, 147, PL 83. 

 Kangaroo rat, confusing coloration, 148. 

 Kappel and Kirby, PL 56, PL 70, PL 71, 



PI. 76, PL 77, PI. 78^ 

 Kellogg, V. L., 62, 95, 198, 199. 

 Kepler, Intro, ix. 



Kerner, A., 152, 158, 198, PL 86, PL 89. 

 Killdeer, recognition marks^ I47? PL 82. 

 Kirby, see Kappel. 

 Kohlrabi, PL 7, PL 8. 



Lady-beetle, noxious character and warn- 

 ing coloration, 131, 135, PL 69, PL 



73- 



Lagopus leucurus > PL 57. 



Landing-place for insects in plant blos- 

 soms, 163, PL 89, PL 90. 



Lang, Arnold, PL 41. 



Larvae, transparency of marine, 118. 



Laurent, PL 4, a. 



Leaf -cutting ants, mimicked by tree-hop- 

 pers, 137, PL 75. 



Leaf-like insects, 122, 123, PL $6, PL 62, 

 PL 83. 



Le Conte, Joseph, 198. 



Lemur, 163. 



Lepas anatifera, 4. 



Leitcania l^album, PL 55. 



Leucoma salicis, PL 71. 



Lever, invention of, 176. 



Life, length of, 20, 23, 24 ; processes, chem- 

 istry and physics, 188. 



Limenitis (Basilarcha) disippus, 138, PL 



76; sibylla, PL 56, PL 76; populi, 

 PL 78. 



Lion, aggressive color, 126; secondary 

 sexual characters, 53. 



Lizard, aggressive coloration, 126, PL 52; 

 alluring coloration, 129; confusing 

 coloration, 149; gila, 133, PL 72; 

 protective coloration, 120, PL 52; 

 rejects noxious insects, 130; sexual col- 

 oration, 150; sexual divergence, PL 34. 



Lobster, 98, 120, PL 39-41. 



Locust Galapagos Islands, 62; leaf, 

 122, PL 62. 



Logoa, 123, PI. 63. 



Lophornis adorabilis, PL 26. 



Love, foundation in marriage, r8o. 



Low, Professor, mating of domestic ani- 

 mals, 48, 



Lubbock, John, see Lord Avebury. 



Lucanus dama, PI. 29. 



Lungs, change of function, 38. 



Lycorea halii, Pi. 77. 



Lydekker, Richard, PL 68, PI. 72. 



Lymnwis, development of, 97. 



Lyre bird, PL 24. 



McCook, H. C., PL 75. 



MacDougal, 189. 



Macroglossa bombylijormis and stellatarum % 

 PL 70. 



Mammalia, development, 97, PI. 38 ; fossils, 

 105, 106. 



"Mammals and Winter Birds of East 

 Florida, On the" (Allen), 9. 



Mammoth Cave, blind animals in, 95. 



Man, embryos, PL 38; evolution, 163-183; 

 nictitating membrane, PL 36; one 

 species, 163; plasticity, 28, 177; sexual 

 selection, 168, 169, 172, 173, 175 178, 

 179-183; skeleton of arm, 92; slow 

 evolution, 175; social progress vs. 

 evolution, 173. 



"Man's Place in Nature" (Huxley), 198. 



Mantis, alluring color and form, 127, 128 / 

 leaf mantis, 123, 126, PL 62. 



Marguerite, daisy, rate of increase,- 13. 



Marptusa familiaris, PI. 28. 



Marriage, human, 168; choice in, see 

 Man, Sexual selection; laws, 181; 

 responsibility in, 180. 



"Marriage, The History of Human" 

 (Westermarck),-i98. 



Marsh, O. C., PL 45, PL 47. 



Marshal], A. M., PL 42. 



