INDEX OF SUBJECTS 



339 



Blackbird, 244, 245, 247 



Black pigments, 47, 48, 109, 136, 

 141-143, 146, 149, 150, 152, 

 155, 163, 164, igo-192, 208. 

 See also Melanin 



Blue pigments, 41-44, 76-78, 94, 

 97, 125-129, 133, 136, 17s, 

 190, igi, 208, 257, 258. See 

 also Anthocyan, Cyanein, and 

 Hasmocyanin 



Bonellia, 90, 99, 100, 295 



Bonellin, 45, 90, 100, loi, 105 



Boraginacese, pigments of, 68 



Botryllus, 207 



Branckiomma, 104 



Brasilin, 72 



Brightly coloured leaves, 61, 62 



Brill. See Rhombus 



Brittle-stars. See Ophiuroids 



Brown bodies of Polyzoa, 113, 114 



Brown seaweeds, 59 



Buccinum, haemoglobin in, 30 



Bufo, 235 



Bugula, 112, 114, IIS 



Butterflies. See Lepidoptera 



Campanula, 68 



Canary, 250 



Capitella, 107 



Capitellidaa, 106-108, in, 115, 



294-296, 299 

 Caprella, 119 

 Capulus, 130 

 Carassius, 223 

 Carcinentes, 282 

 Carmine, 26, 170, 171, 2S4 



as a reserve, 39 



spectroscopic characters, 49, 50 

 Carotin, 39, 72, 171 

 Caterpillars, pigments of, 41, 140- 



147, 200, 203, 294, 317 

 Cave-inhabiting animals, 308, 309 

 Ceryle guttata, 282 



rudis, 282 

 Chastopoda, rarity of dark pigments 

 in, 47 



pigments of, 101-108, in, 198 

 Chaitopterin, 45, 90, 91, 135, 298 

 ChcBtopterus, phosphorescence of, 17 



pigment of, 90, 105 

 Chameleon, 213 



Ckara, 59 

 Chlorocruorin, 103 

 Chlorophyll, 32, 33 



in animals, 44, 73, 74, 76, 78, 



79, 88-90, 96, 141-143, 145, 



i65 

 in plants, SS. S6. 60, 63-67, 313, 



314 

 Chondrosia, 79 

 Chromoleucites, 68 

 Chromoplasts, 68, 99 

 Chrysaora, 93 

 Chrysochloris, 287, 288 

 Chrysomela, 168 

 Cicinnurus, 248, 255, 280 

 Cinnyris, 272 

 Cirratulus, 103 

 Classification of pigments, 27 et 



seq., 299, 310, 311 

 in plants, 71, 72 

 Clepsine, no 

 Coccionellse, 165, 168 

 Coccus, 170, 171 



Coslentera, colours of, 45, 79-95, 82 

 phosphorescence of , 17, 19,22, 24 

 pigments of, 43, 46 

 Coleoptera, 168, 169 

 Coleus, leaves of, 63 

 Colias, 174 

 Colour-change, 65-69, 73, 74, 77, 



84, 93, 118-123, 142, 146, 



147, 166, 175, 183, 213, 226, 



233-236 

 Colours of Animals, quoted, 4, 139, 



303. 304 

 Comatula. See Antedon 

 Convoluta, 96 

 Copepoda, colours of, 75, 120, 175 



phosphorescence of, 20 

 Coral polypes, pigments of, 34. 



See also CcElentera 

 Corydia, 167 

 CorythtBola, 254 

 Corythaix, 253, 254 

 Crayfish. See Astacus 

 Crinoids, 132, 134-136 

 Crows, 278, 284 



Crustacea, colours of, 117-123, 

 199 



cuticle of, 108 



phosphorescence of, 18, 20 



Z 2 



