INDEX. 



Eucope, 242. 

 Eucopepoda, 435. 

 Eucopidse, 234, 224, 242. 

 Eucyrtidium, 190. 

 Eudendrium, 241. 

 Eudoxia, 250. 

 Euglena. 196. 

 Euglypha, 186. 

 Euisopoda, 4(iO. 

 Eunice, 379. 

 Euphausia, 475. 

 Euphausia, eyes of, 409. 

 Euplectella, 221. 

 Euprepia, 583. 

 EurhampliBea, 266. 

 Euryalidae, 273, 275, 294. 

 Eurylepta, 316. 

 Eurypterus, 480. 

 Eusmilia, 232. 

 Euspongia, 221. 

 Eustrongylus, 352. 

 Eutermes, 559. 

 Eutyphis, 45(5. 

 Evadne, 422. 

 Evania, 595. 

 Exoskeleton, 78. 

 Eyes, 85. 



Fabvicia,372. 



Facetted eye, 88. 



Falteumiicke, 578. 



Fan of Arthropoda, 409. 



Fan-tracheae, 70, 410. 



Fasciola, 316. 



Fascicles 272, 296. 



Fat, 39. 



Fauna of deep sea, 163. 



Fauna, relation of to re- 

 cent fossil forms, 170. 



Feathers, Sea. 231. 



Federgeistchen, 582. 



Femur, 526. 



Fertilisation of ovum, 

 109. 



Fettschabe, 582. 



Feuerwanze, 572. 



Fibrillar tissue, 38. 



Field cricket, 558. 



Figiles, 594. 



FilTria,347,349,352,356. 

 ,, host of, 356. 



Filariida?, 355. 



Filigraiia, 382. 



Final causes, doctrine 

 of, 51. 



Fir-tree lice, 570. 



Fission, 96. 



Flabellum, 232. 



Fl:i>rellata, 193. 



Flata, 571. 



Flea. 579. 



Fldschliiege. 576. 



Flies, 575. 



Floscularia 404. 



Floscularidse, 404. 



Fcenus. 595. 



Foramen Pauizzre, 67. 



Foraminifera, 184. 



Fore-gut, 56. 



Forficula, 556. 



Formica, 596. 



Formicidae, 595. 



Forskalia, 241). 



Fossils, Conditions of 

 formation of, 168 ; Ee- 

 lation of, to living 

 species, 170.. 



Fossoria, 596. 



Free cell formation, 30. 



Fringing reefs, 230. 



Fritillary, 585. 



Frost-butterflies, 583. 



Fulgora, 571. 



Fumea, 5S4. 



Fuugia, 232. 



Fungicolte, 578. 



Fungidae 232. 



Furcilia, 474. 



Gabelschwanz, 584. 

 Gadflies, 576. 

 Galathea, 477. 

 Galaxea. 232. 

 Galea. 523. 

 Galeodes. 512. 

 Galleria, 582. 

 Gall flies, 578. 

 Gall-flies, Reproduction 



of. 12 s. 

 Gallicola, 594. 

 Gallicolas. 578. 

 Galls, 594. 

 Gall-wasps, 594. 

 Gamasus, 495. 

 Gammarus, 455. 

 Ganglion cells, 45. 

 Gastraea theory, 118. 

 Gastropacha, 584. 

 Gastrophilus, 576. 

 Gastrotricha, 404. 

 Gastsotrocha, 378. 

 Gastrovascular space of 



Ccelenterata, 209. 

 Gastro vascular system, 



60. 



Gastrula, 49, 114. 118. 

 Gastrus, 5 Til. 

 Gebia. 477. 

 Gecarciiius, 469, 479. 

 Gelasimus, 479. 

 Gelatinous sponges, 221. 

 Gemmules, 218. 



Genera. Origin of. 149. 



Generatio equivoca, 10. 



Geocentrophora, 313. 



Geocores. 572. 



Geodesmus, 316. 



Geographical distribu- 

 tion, 159. 



Geological periods, Cha- 

 racteristics of 177. 



Geological record. Im- 

 perfection of, 168. 



Geological table, 165. 



Geometra, 583. 



Geometrician, 580. 



Geometrina. 582. 



Geophilus. 519. 



Geopiana, 316. 



Geoplauidse, 315. 



Geotrupes, 590. 



Gephyrea. 386. 



Germ-cell, 105. 



Germinal bands, 547. 



Germinal disc, 112. 



Germinal streak, 115. 



Germinal vesicle, 110. 



Germs of Trematodes, 

 319. 



Germ-stock. 96. 



Geryonia. 239, 242. 



Geryonopsidse, 242. 



Gessner 133. 



Gibocellum. 506. 



Gigautostraca, 479. 



Gills 69. Tracheal, 70. 



Glabellum, 484. 



Gland, 36. 



Glands, cutaneous, 77. 



Glassy sponges, 221. 



Glaucoma, 205. 



Gleba, 250. 



Globigeriua. 187. 



Glomeris, 516, 521. 



Glomerulus, 77. 



Glossa, 524. 



Glow-worm. 589. 



Glycera, 377, 379. 



Glyciphagus, 493. 



Glyptodon, 170. 



Gnat, 57S. 



Gnathobdellidae, 400. 



Gnathostoma, 345. 



Gnathostomata. 435. 



Goethe, 137. 



Goldfliege, 576. 



Gold-wasps, olir.. 



Gouium, 195. 



Gouophore, 237. 



Gonophores of Siphouo- 

 phora, 246. 



Gonospora, 2()S. 



Gonyleptus, 506. 



