INDEX. 



705 



Fertilization of egg, 644 



Fierasfer, 459 



Filaria hematica, 170 

 lentis, 170 

 medinensis, 169 

 sanguinis-hominis, 170 



Fishes, see Pisces. 



Fishes, anatomy of, 434 

 bony, 434 

 characters of, 411 

 climbing, 457 

 development of, 445 

 Elasinobranch, 414 

 fins of, 411, 428 

 ganoid, 425 

 lateral line of, 442 

 mucous canal of, 442 

 respiration of, 442 

 sounds produced by, 442 

 spiracle of, 417 

 teeth of, 416, 442 

 viviparous, 418, 444 



Fish-hawk, 548 



Fish-lice, 297 



Fission in Planarians, 144 



Flabellum angulare, 80 



Flagellata, 31, 40 



Flamingo, 544 



Flea, 377 



sand, 311, 376 

 snow, 364 

 water, 299 



Flounder, 459 , 



Fluke- worms, 147 



Fly, bot, 375 



house, 374, 375 



Flying-fish, 453 



Foraminifera, 24, 27 



Forficula, 368 



Fossil jelly-fishes, 71 

 sea-urchins, 125 

 star-fishes, 116 



Frog, 487 



anatomy of, 470 



Fuligula vallisneria, 543 



Fungia, 82 



GUDUS MORRHUA, 458 

 Galago, 619 



Galeopithecus volans, 588 

 Gall-flies, two- winged, 377 

 Gall-fly, hymenopterous, 380 

 Gallinago Wilsonii, 545 

 Gallinula, 544, 545 

 Gammarus robustus, 311 

 Gampsonyx, 306 

 Ganglion, 8 

 Ganocephala, 482 

 Ganoidei, characters of, 425, 463 



development of, 432 

 Gare fowl, 541 

 Gar-pike, 431 



development of, 432 

 Gasterosteus, 456 

 Gastraeades, 140 

 Gastropoda, 259, 272 

 Gastrotheca, 485 

 Gastrotricha, 179 

 Gastrula, 43 

 Gavial, 514 

 Generations, alternation of, 652 



in Ascidians, 210 



in corals, 82 



in Trematodes, 147 



in worms, 235 



Geographical distribution, 658 

 Geological succession, 668 

 Geophilus bipuncticeps, 358 

 Geoplana flava, 142 

 Gephyrea, development of, 223 



structure of, 221, 225 

 Gerardia, 85 

 Germigene, 141, 147 

 Geryonia, 62 

 Giant bird, 545 

 Gibbon, 621 

 Gills, 637 

 Gizzard-shad, 443 

 Gland, green, of lobster, 291 

 Glass-snake, Opheosaurus, 503 

 Glires, 582, 629 

 Globe-fish, 463 

 Globicephalus brachypterus, 595 



