470 



INDEX. 



Darwin on external conditions of life, 37 



Dasypeltis, 55 



Day, Sir F., on tlie respiration of 



Labyrinthlci, 190 

 Desoria glacialis, 117 

 Dewar on the optic cu/rent, 97 

 Diplozoon, 124 

 Dorcasia, 399 

 Draco, parachute of, 10 

 Dugong, 17 



ECTOPARASITES and Entopara- 

 sites, 276, 350 



Elephants' teeth fossil in Mindanao, 

 note 117 



Emery on respiration in Amphibia, 

 note 75 



Entoconcha, 348 



Erythrinus, respiration of, bv the air- 

 bladder, 190 



Etiolation, 88 



Euglena, 75 



Eulima,351 



Euplectella, 137 



Euprepia, change of colour in, 67 



Eurythermal and Stenothermal, 105 



Exocetus, 9 



I7L0RIDEA associatedwith a sponge, 

 ■ 343 

 Forel on the LvmnseidiB of the Lake 



of Geneva, 53, 197 

 Frauenfeld on a triton enclosed in a 



stone, note, 9 

 Friedrichsen's map of the Pelew 



Islands, 245 

 Frog, sliin of, 92 



GALLS on Corals, 218 

 Gecarcinus, 192 

 Gecko, 21 



— foot of, 22 



Gentry's observation on the effect of 



food on the Lepidoptera, 66 

 Geonemertes palaensis, 187 

 Gobius Ettthensparri, 93 

 Gouriet on the air-bladder, note 75 

 Graeffe on Hapalocarcinus, note 102 

 Giinther on Labyrinthlci, note 88 



— on the tortoises of the Mauritius, 

 note 113 



— on deep-sea creatures, 86, note 21 

 Gulick on Achatinella, note 111 



LAS 



-fJAECKEL'S hypothesis, note 114 



■^■^ Hagen's observations, 83 



Hiilicore or Dugong, 17 



Halobates, 144 



Hapalocarcinus, 221, 281 



Heinche on the colours of Gobius, 98, 



note 27 

 Helicarion, 285 

 Helix fruticum, 400 

 Heterocj'athus associated with Sipun- 



culus, 335 

 Heteropsammia, 335 

 Higginbotfom on the formation of 



pigment, 89 



— on the effects of a rising tempera- 

 ture, 129 



Slacks on the eflects of food on 



Polyps, 66 

 Holmgren on the effects of food on tYe 



stomach of the pigeon, 68 

 H61othuri£e, 44 



— parasites on and in, 351 

 Horvath on winter sleep, 112 

 Hunter's experiments on feeding gulls, 



61,68 

 Huxley on the distribution of Asta- 



cidse, note 115 

 Hydra viridis, 73 



TNFUSOEIA, distribution of, 289 

 -•- — possible decomposition of car- 

 bonic acid by, note 81 

 Intestinal worms, development of, 276 

 Ixodes, note 8 



TACHUS vulgaris, 59 

 " Jobert on the respiration of fishes. 

 vote 75 



■f^ LEINENBEB G on Hydra viri- 



Kokeal, its structure and distribution, 



260, note 106 

 KoViRer's section of the Germinal 



■Layers, 30 

 Kossol, 242 

 Kramer on sexual characters in male 



insects, 866 

 Kriangh, Atoll of, 234, 237, 267 



T ABYRINTHICI, 189 

 -Li Lacerta agilis, 59 

 Lantern fishes of the deep sea, i 



