342 
COLOUR IN NATURE 
Lobster. See Homarus 
Luciola, colours of, 168, 169, 171 
phosphorescence of, 21, 22, 24 
Lumbricus, colours of cuticle, 13, 
101, 106 
haemoglobin in, 30, 31 
pigment of, 103, 104, 295 
Lung-wort. See Pulmonaria 
Luvarus, 30 
Lycaenidae, 160 
Mackerel, 220, 222 
Macropus, 168 
Madrepora, or stag’s horn coral, 83, 
84 
Mammals, 284, 286-292 
pigment of hair, 46, 288-292 
Mantis, 166 
Marennes oysters. See Green Oysters 
Marennin, 193, 194 
Markings of plants and animals, 
70, 71, 108-m, 182, 196- 
206, 209, 237-241, 259-261, 
287 
Mealy redpole, 249 
Medusae, colour and pigments of, 
42, 43, 88, 92, 93, 133, 298 
phosphorescence of, 17, 20 
Megalactes, 86 
Melaine, 190-192 
Melanin, in Vertebrates, 35, 199, 
209, 222, 223, 227-236, 238, 
243, 246, 248, 251-253, 255, 
256, 272, 277-279, 281, 283, 
286-288 
origin of, 290-292 
Melanism, 248, 287 
Melon, 69 
Metridia, phosphorescence of, 20 
Micrococcus, pigment of, 51, 52 
Milkwort, 68 
Mimicry, 161, 162, 183, 302, 304, 
305, 314, 3x5-323 
Molge, 225, 229, 230, 235 
Mollusca, colours and pigments of, 
42, 45, 46, 184-195, 203, 204, 
295 
phosphorescence of, 18 
Murex, pigment of, 25, 26, 187, 
191 
Musophagidae, 253, 254 
Myrmeleon, 167 
Myxotheca arenilega, 75 
Nassula, 43, 77 
Natural hilieritance, quoted, 289 
Natural Selection, 3-5, 66, 302, 
3°3> 3°5> 3° 6 - 3°9> 3 I S‘3 I 7. 
322-325 
Naturalist in N. Celebes, quoted, 
82, 88, 89 
Navicula, 193 
Nectarinia, 272 
Nectariniidae. See Sun-birds 
Negro, pigment of, 291 
Nematois, 153 
Nemerteans, 30, 75, 97-99, 198 
Nemertopsis, 99 
Nepa, 170 
Nephelis, no 
Nepheronica, 152 
Nephila, 182 
Nephrops, 122-124, 126, 128 
Nereis, 102 
Neuroptera, 167, 168 
Newt. See Molge 
Nitella, 59 
Noctiluca, phosphorescence of, 16 
Nymphalidae, 320, 322 
Ocnius, 136 
Octopus, 186 
Odax, 223 
Oligochaeta, 104, 106 
Oocyan, 257 
Oorhodeine, 257 
Ooxanthine, 258 
Ophiuroids, 131, 134, 136 
Orange, pigment of, 69 
Orchids, markings of, 71, 197 
Oriolus, 245 
Orthoptera, 159, 160, 164-167 
Oscillatoria, 77 
Ostracion, 210, 211 
Otis, 255 
Oxalis, 70 
Papilio, 154 
Papilionidae, 317-320 
Paradisea, 279 
Paraga egeria, 320 
megcsra, 320 
Parotia, 279 
