INDEX 



281 



Excretory system of Platyhelminthes 



(Flat Worms), 89 

 Rana (Frog), 238 

 S&yllium (Dogfish), 225 

 Taenia (Tapeworm), 96 



Exogenous and Endogenous generation, 60 

 Exoskeleton of Arthropoda, 126 

 Birds, 240 



Craniata( Vertebrates), 196 

 Crayfish, 130 

 Crustacea, 127 

 Fishes, 217 

 Mollusca, 165 



Reptiles, 239, 240 



Eye (Mollusca) 166, (Vertebrata) 177, 

 (Tunicata) 181, (Amphioxus) 187, (De- 

 velopment and Structure) 203, (Skate) 

 223, (Birds) 241, (Rabbit) 256 



FALLOPIAN TUBE, 259 



Fasciola, syn. Distomum (Liver-fluke), 



90, 91, 92, 167 

 Feathers, 194, 240; kinds of, 242; 



structure of, 242 



Fertilisation, 11 ; cross-fertilisation, 172 

 Filaria, 110, 111, 143 

 Filariasis, Cause of, 110, 143 

 Fins, 186, 217 ; types of, 194 

 Fishes (Pisces), 178, 217 : Classification 



of, 227 ; Cyclostomata compared with, 



218 



Fission, 12 ; rosette formation, 43, 62 

 Fissipedia, 262 



Flagellata or Mastigophora, 20, 36 

 Flagellulae or Swarm-pores, 25 

 Flame-cells or Solenocytes, 89, 91, 96, 189 

 Fleas, 99, 146 

 Flies. See Diptera. 

 Flukes. See Trematoda. 

 Fostal membranes, 214 ; of Reptiles, 239 ; 



of Birds, 242, 249 ; of Mammals, 250 

 Follicle, 214 ; Graafian follicle, 214 

 Foramen triosseum, 244 

 Foraminifera, 20, 31 

 Framboesia or Yaws, Cause of, 47 

 Frog. See Rana. Obstetric frog (Alytes), 



232 

 Fuli go (" Flowers of Tan "), 20, 24, 25 



Gadus (Cod, Haddock, etc.), 229 

 Gall-bladder, 208 



Gall-sickness, Cause of, 45 



Gametes, 9, 39 



Gametocytes, 31, 38 



Ganglia, 117, 200 ; sympathetic, 202 



Ganglion or Nerve centre, 117 ; Gasserian, 



236 



Ganoids, 228 

 " Gape?," Cause of, 107 

 Gasteropoda, 166 

 Gastrula, 14, 15, 190 

 Gemmation or Budding, 12, 48, 54, 71, 



76, 80, 122, 180, 181 

 Gemmules, 71, 74 

 Germ cells, 8, 213 

 Germinal disc, 247 

 Gibbon (Hylobates], 265, 273 

 Gill-books, 156 

 Gill or Branchial clefts or gill-slits, 177, 



187, 193, 194, 207, 211 

 Gill-pouches, 215 

 Gills (branchiae or ctenidia) of Crayfish, 



134; of Anodonta, 174, 175; of 



Mytilus, 175; external, 121, 211, 226, 



230 ; internal, 211. See Respiratory 



System. 

 Giraffe. 263 

 Glands, Cowper's, 258; ductless, 20_8 ; 



lachrymal, 205 ; mammary (milk), 250 ; 



meibomian, 205 ; preen or oil, 194, 240; 



prostate, 258 : sebaceous, 250 

 Globigerina, 32, 33 

 Glochidium larva, 168, 175 

 Glomerulus, 179, 189, 212 

 Olossina (Tsetse-fly), 43, 144, 152, 153, 154 

 Glottis, 212 



Glugea, syn. Nosema, 21, 60 

 Gnathites, 127 

 Gnathobase, 156 

 Gnathostomata, 178 



Gonads (Reproductive Organs), 213, 214 

 Gonophorer, 83 

 Gorilla, 265, 274 

 Grantia. See Sycon. 

 Gregarines. . See Sporozoa. 

 " Ground-itch," Cause of, 107 

 Guinea-pig (Cavia), 264 

 Guinea-worm. See Dracunculus. 

 Gut, 15, 207 

 Gymnoblastea, 75 

 Gymnoblastic hydroid, 83 

 Gynaecophoric canal, 95 



