592 



INDEX. 



Euglena, 12. 



viridis, 90. 



Euphausia, 307. 

 Euplectella, 110. 

 Eurypterida, 232, 234. 

 Eurypterus remipes, 233. 

 Evolution, 40. 



Families, 23. 



FauDa, oldest known, 72. See Fossils. 



Fauna?, dissimilar, 24. 



Fecundation, 33, 34. 



Ferns, 21. 



Fibrospongia, 109, 110. 



Fishes, 59-65. 



Fish-lice, 237. 



Fission, 31. 



Flagellata, 89-95. 



Flagellum, 73. 



Fleas, 366. 



Flies, 366, 



Florae, dissimilar, 24. 



Florideae, 33. 



Flower-buds, 21. 



Food-vacuole, 90. 



Food-yelk, 32. 



Foraminifera, 48, 68, 77-82, 85, 86, 574. 



Fossils : succession of species, distribution, 

 etc.. 24, 25, 40, 43, 68, 71, 81, 136, 153, 225, 

 253, 263, 310, 317, 342, 416, 443, 459, 463. 

 488, 507. * 



cambrian, 82. 



carboniferous, 508. 



cretacious, 82, 110, 417. 



devonian, 250, 432, 459. 



laurentian, 82. 



lias, 465. 



limestone, 81, 82, 153. 



mummulitic, 82, 



— Silurian, 82, 137, 232, 251, 397, 431, 436, 

 507. 



— Solenhofen slate, 136. 

 trias, 465. 



Fowl, 33. 

 Fringing-reefs, 150. 

 Fnnctions, 27, 54. 

 Fungi, 12, 20, 27, 32, 38, 45. 

 Fungidae, 146, 151. 



Galeodes, 326. 



Gamogenesis, 32. 



Ganoids, 60. 



( Gasteropoda, 404, 432. 



Gasterostomum. 182. 



Gasterotricha, 170. 



Gastraea, 51. 



Gastrophysema, 107, 110. 



Gastrula, 107. 



Gecarcinus, 295. 



Gemmation, 30. 525. 



Generation, 30-32. 



Genus, 23. 



Gephyrea, 59, 189, 215, 570, 573, 574. 



Geryonia, 568. 



Geryonidae, 117, 135. 



Glass-crabs, 308. 



Globigerina, 40, 79-82. 

 Glossocodon, 115. 

 Gnathites, 224, 236. 

 Gomphonema, 75, 96. 

 Gonodactylus, 319. 

 Graafian follicles, 66, 380. 

 Graptolites, 137. 

 Gregarina, 73, 87, 88. 



gigantea, 88, 89, 96. 



Gregarinidae, 86-88, 574. 

 Gromia, 78. 

 Gromidae, 79. 



Growth of animals and plants, 10, 

 Gymnolaemata, 395. 

 Gymnophthalmata, 118. 

 Gymnosomata, 435-437. 

 Gyrodactylus, 182. 



II 



Haliotis, 423. 



Haliphysema, 107, 110. 



Halisarca, 107, 110. 



Heat, effect of. on living matter, 11. 



Hectocotylus, 461. 



Helicidae, 442. 



Heliopora caerulea, 148. 



Heliozoa, 563, 574. 



Helix, 428, 442. 



pomatia, 443. 



Hemiptera, 365, 366. 

 Hereditary transmission, 35, 41, 

 Hermaphrodites, 182, 192, 198, 224, 413, 442, 



4S4, 551. 

 Heteromorphae, 69. 

 Heteronereis. 215. 

 Heteropoda, 424, 426, 439. 

 Heterotricha, 95. 

 Hexacoralla, 145-147. 

 Hippuritidae, 417. 

 Hirudinea, 189, 190, 192', 194, 213, 569, 574, 



575. 

 Hirudo medicinalis, 190, 191. 

 Histology, 16. 

 Histriobdella, 189-192. 

 Holomyaria. 549. 

 Holothuria, 153. 

 Holothuridea, 59, 466-468. 

 Holotricha, 95. 

 Homarus, 66. 

 Humming of insects, 223. 

 Hyalonema, 110. 

 Hydatina senta, 168. 

 Hydra, 56, 62. 63, 115, 118, 585. 

 Hydractina. 65, 115. 

 Hydranth. 110. 

 Hydrophilus piceus, 365. 

 Hydrophora. 118, 132. 

 Hydrophyllia, 117. 

 Hydrosoma, 116, 117. 

 Hydrotheca. 117. 

 Hydrozoa, 36, 65, 107, 110, 132-138, 153-155, 



574, 575. ^ 



Hymenoptera, 369. 

 Hopoblnst, 21. 51. 

 Hypotricha, 95. 



ICHTHYOPSTDA, 57. 



Idoteidae, 315. 



