INDEX OF SUBJECTS 



311 



Orangin, :in orange pigment in skin and 



IIV.T o!" starfish. IOC. 

 Orange xanthophyll of Sorby, in brown 



algae, !l.">; in blue-green algae, 112. 

 Orchid. xantliti|iliylls in, 72; anthocy- 



ar.ni> in. 75. 

 Origin of animal carotinoids, early 



theoric- regarding, 1S2. 183. 

 Oiigin ui plant carotinoids, 266. 

 Ortliopttru, 160. 

 Oiijzn Mitira, 88. 



< >~age orange, pigments in yellow au- 



tumn lea\ es nf. 57, 58. 

 Oscillatoria (Oxfiliaria) limosa, 111; 0. 



laptntriclin, 111; 0. Froclichii, 111. 

 ( )s>nt nix i pi r/<niity, 147. 



< i-mic acid, as dye for carotinoids, 244. 

 Oxidation. effect of on properties of 



carotinoids, 13, 14, 27, 218, 231, 233, 



238, 246. 

 Oxidation of carotinoid granules in 



animal tissues, effect of on staining 



properties, 246. 

 Oxidase in animals, as cause of lack of 



carotinoids, 196. 

 Oxonium salts of fucoxanthin, 98, 99, 



231. 



Pachymatisma Johnstonia, 170. 



I'tiilina Paronia, 96. 



Palm oil, carotinoids of, 77; Palm 



fruits, carotinoids of, 77. 

 Paloemon i-iridia, 165. 

 Paruianus polycephalus Lam., 77. 

 Pansy, xaiithophylls in, 73. 

 I'rnuii.o a papuana, 143, 145; P. rubra. 



143. 



Paradiseofulvine, 144. 

 1'nroaria cucullata, 144. 

 Parrots, red and yellow pigments in 



feathers of, 143-145. 

 Parsley, crystalline carotinoids from by 



Borodin, 35. 



Parsnip root (Paslinaca satira), 28. 

 Pnxsijlora coerulea, 86. 

 Passion flower plant, pigment in arils 



of, 86. 



Pupilio Machaon, 157. 

 P<i]iHlina suberea, 170. 



li tree leaves, carotin in, 36; caro- 

 tin content of, 249; erythrophyll of, 



34. 



Pea leaves, carotin content of, 249. 

 Pear tree, pigment of autumn leaves 



of, 31, 56, 58. 



Pepperwort, autumn pigments of, 58. 

 /' n-n tin i iutili.f, 186. 

 Perch, ciah-eating, influence of food 



on color of, 186. 

 Peridinicae, 108, 122. 



Peridinin, ins. 

 /' r'nininini (Sir, n/i n*, IDS. 

 ix. .'!(i. 249. 



Ptrnleiini eilur in Krau> >epa ration, 



32. 



/'r troxi-liitiim sill i rum, 35. 

 Periwinkle leaves, carotin content nf, 



249. 



/' ;i;n intnuilia, 116, 117; /'. liimlnr, 



116; P. scuti'llaln L., 116. 



P'exixa xantllin, 116. 



Plt(i>'<>i>ln/ri ac, 93-100; quantity of 



carotinoids in, 99. 

 I'inn <>xjii>r<i<< N, 95. 

 /'//r;.sro/)/.s rii/t/urix, 50, 249. 

 Phenol-glycerine reagent in Molish 



microchemical crystallization method, 



105, 118, 237, 242. 

 Pliilubolus cryxtallinus, 118; P. Kleinii, 



118; P. Oedipus, 118. 

 Phlegoenus crucnta, 144. 

 Phormidium vulyare, 111. 

 Phragmidium violaceum, 114. 

 Phrrhocoris aptcrus, carotin in tegu- 



ment of, 158, 177. 

 Phycoerythrin, as chief pigment in 



red algae, 100, 122; analogous pig- 



meiit in Dinoflagellates, 108. 

 Phycochrome, 111. 

 Phycocyan, 96, 111. 

 Phycomycetes, 118. 

 Phycopelpis amboinumis, 105; P. aurea, 



105; P. epiphyton, 104; P. maritima, 



105; P. teudii, 105. 

 Phycophain, a post-mortal pigment in 



brown sea-weeds, 94, 96, 98, 122. 

 Phycoxanthin, 94, 95, 97, 107, 111, 112. 

 Phyllocyanine, 29, 49, 56. 

 Phyllodium dimorphum, 105; P. in- 



cer turns, 105. 

 Phyllofuscin, 54. 

 Phyllospora Brodiaci, 85; P. mcmbrani- 



jolia, 95. 



Phylloxanthine. 29-31, 33, 49, 56, 60. 

 Phylogenetic origin of carotinoids, 126. 

 Physalis alkekcnzi, 79; P. Franchetti. 



74, 80. 

 Physico-chemical properties of caro- 



tinoids, 43. 

 Phytophagus larvae, carotinoids in. 



155-161. 



Pyrochra coccinca, 159. 

 P '-rides, 144, 145. 

 Picofulvine, 144. 

 Picus major, 111. 

 Pigeons, pigment in blood serum of, 



140; on legs, 195. 

 Pipe Fish, carotin and xanthophyll in 



skin of, 147. 

 Pisum sativum, 52, 249. 



