INDEX OF SUBJECTS 
34i 
Habia, 246 
Hcematococcus, 73 
Haematoporphyrin, 133, 188, 258 
Hasmatoxylin or logwood, 26, 72 
Haemerythrin, 101 
Haemocyanin, 34, 101, 187, 188 
Haemoglobin, 28-32, 47, 49, 50, 
101, 106, 107, 109, in, 187- 
189, 209, 224, 251, 254, 257- 
259, 286, 291 
Halcyon , 282 
Haliotis, 188 
Hamingia, 101 
Heliconidae, 149, 150, 160, 316 
Heliopora, 85, 94 
Helix , 203, 204 
Heloderma, 236 
Hemiptera, 169-171 
Heterodactyla , 85, 86 
Heteromastus, 107 
Hippocampus , 30 
Hippolyte , 119, 132 
Hircinia variabilis, 79, 101 
Hirudinea, 47, 108-m, 198, 199, 
257 
Hirudo, 108, 198, 199, 293, 297 
Holopedium, 121 
Holopus, 132, 136 
Holothuria, 133, 136 
Homarus, 122-127 
Honeysuckle, pigment of fruit, 69 
Humming-birds, 13, 244, 267, 
274-278, 284 
Hyacinths, 68 
Hydra fusca, pigment of, 47 
viridis, chlorophyll in, 44 
Hyla, 225 
Hymenoptera, 171, 172 
Ianthina, pigment of, 42, 44, 186, 
187, 191 
Icterus, 245 
Idotea, 119 
Ink of Cephalopods, 190, 191 
Insects, 43-45, 47, 48, 138 et seq., 
199, 200-203, 284, 285, 296 
Introduced pigments, 40, 41, 74, 
75, 140-146, 155, 193-195, 
, 293-296, 299 
Iridocytes, 221 
Iridogorgia, 94 
Jays, 245 
Jelly-fish. See Medusae 
Jonquils, 69 
Junonia Asterice, 320 
Erigone, 320 
Kallima, 322 
Kingfishers, 282, 283 
Labrichthys, 223 
Lammergeier, 259 
Lampyris , 169 
Leandor, 119 
Leaves, colours of, 56, 61-67 
Leeches. See Hirudinea and 
Hirudo 
Leopard, 287 
Lepidoporphyrin, 151 
Lepidoptera, 36, 46, 47, 138-162, 
172, 173, 175, 201-203, 2 °5, 
246, 292, 303, 312, 316-323, 
325 
Lepidosiren , 27, 224 
Lepidotic acid in the Pieridae, 36, 
45 , I 5 L 152, 154 
Libyssa, 169 
Lichenoxanthine, 258 
Lilies, 9, 69 
Lima, 185 
Limax, 185, 188 
Limicolae, 260, 261 
Limncea, 191 
Lina, 144, 165 
Linckia Icevigata, 130 
?nilaris, 130 
Lineus, 98, 99 
Linnet, 249 
Lipochromes, 33, 39, 40, 45, 46, 
52 - 54 , 5 6 , 59 - 76 > 94, 112, 
124-129, 133-136, 141, 144- 
146, 155, 165, 167, 168, 171, 
173, 187, 189, 198, 207-209, 
222-224, 227-236, 242, 243, 
246-248, 251-253, 255, 256, 
265, 267, 268, 272, 273, 278, 
280, 281, 284, 301, 313, 314 
Lipochromogens, 125, 136 
Litmus reaction, 42, 60 
Littorina, haemoglobin in, 30, 31 
lipochromes in, 189 
Lizard, 236, 237-239 
