1 62 



INDEX. 



Embryology, 26. 



Undogence, 42. 



Endogenous cell-multiplication, 75. 



Epizoa, 95. 



EuphorbUe, 51. 



Evolution, theory of, 94, 135; views of 



Lamarck on, 136; views of Darwin on, 



136. 



Family, definition of, 62. 



Ferns, reproduction of, 124-126. 



Fibrine, 67, 69. 



Fission, 98. 101; of Param<ecium, 101. 



Fissiparous cell-multiplication, 76. 



F lustra, 20, 99, 100. 



Food, of plants, 23, 24 ; of animals, 23, 



24 ; of fungi, 23. 

 Foraminifera, 5, 9, 12, 13, 71, 79, 98, 99. 

 Functions, physiological, of animals and 



plants, 77-83; of nutrition, 27, 77, 



84-89; of reproduction, 27. 77, 97-118; 



of plants, 119-126; of relation, 27, 77. 



Gasteropoda, 40 ; young of, 94. 

 Gemmation, 98; in Foraminffera, 98, 



99 ; of Flustra, 99 ; of Hydra, 101 ; 



internal. 103. 

 Gemmiparous cell-multiplication, 76. 

 Generation, spontaneous, 127-133. 

 Generations, alternation of, 104, 112, 113, 



125. 

 Genus, definition of, 61. 

 Geographical distribution, 144, 145. 

 Geological continuity, 156-168. 

 Geological distribution, laws of, 151, 152. 

 Geological formations, 154; periods, 152. 

 Gephyrea, 39. 

 Gluten, 69. 

 Glycogen, 21. 

 Glyptodon, 145. 

 Gonosome, 107, 120. 

 Gregarinida, 35. 



BeliconidcR, 52. 



Histology, 26. 



Homogeny, 49. 



Homology, 44 ; serial, 46 ; lateral, 48. 



Honioplasy, 49, 51. 



Homorphism, 50, 51. 



Hydra, chlorophyll in, 22 ; gemmation 



of, 101 ; individuality of, 102. 

 Hydractinia, 104-107. 

 Hydra-tuba, 110-112. 

 Hydroid zoophytes, 20, 51. 

 Hydrozoa, 36. 



Imperfection of the Paleeontological 

 record, 158-160. • 



Individual, 98 ; zoological, 102, 103. 



Infusorian animalcules, 20, 22, 36 ; ap- 

 pearance of, in organic infusions, 129. 



Insecta, 39. 



Jelly-Fishes, 108. 

 Lamellibranchiata, 40. 



Legumine, 69. 



Life, definition of, 5 ; physical basis of, 



6 ; connection of, with protoplasm, 



8-11 ; connection of, with organisation, 



11, 12. 

 Light, as a condition of life, 13. 

 Linear classification, impossibility of, 62. 

 Littoral zone, 146. 

 Living bodies, energy of, 3 ; chemical 



composition of, 3; arrangement of 



parts of, 4 ; form of, 5. 

 Lucemaridxiy development of, 110. 



Mammalia, 42. 



Marsupials, 51. 



Medusoids, 108, 109. 



Megalonyx, 145. 



Megatherium, 145. 



Metagenesis, 113. 



Metamorphosis, 89-91. 



Migrations, 155, 166. 



Mimicry, 61-54. 



Molecules, 71 ; of organic infusions, 128. 



Mollusca, 34 ; definition of, 39. 



Molluscoida, 20 ; definition of, 39. 



Monera, 71, 79. 



Monocotyledones, 42. 



Morphological type, 28, 33. 



Morphology, definition of, 26. 



Mylodon, 145. 



Myriapoda, 39. 



Natural selection, 137. 



Nitrogenous compounds, of animals, 67 ; 



of plants, 69. 

 Non-pitrogenous compounds, of animals, 



66; of plants, 68. 

 Non-sexual reproduction, 98. 

 Nucleolus, of cells, 75. 

 Nucleus, of cells, 74. 



Order, definition of, 62. 



Organic functions, 27, 77. 



Organic infusions, development of living 



beings in, 127-129. 

 Organisation, 11. 

 Ovum, nature of, 103, 113. 



Paljeontological record, imperfection 



of, 158-160. 

 Paramoecium, fission of, 101. 

 Parthenogenesis, 113; of Aphides, 114; 



ofEees. 115. 

 Periods, geological, 152. 

 Phasmid-ce, 52. 

 Phosphorescence, of deep-sea animals, 



149. 

 Physiology, 27. 

 Pisces, 41. 

 Plants, form of, 20; internal structure 



of, 21 ; chemical composition of, 21 ; 



motor power of, 22 ; food of, 23. 

 Pollen, 122, 123. 

 Pollen-tubes, 123. 

 Polyzoa, 39, 51, 103. 

 Proteids, 6S. 



