632 



SUBJECT-INDEX. 



Coelenterata: rudimentary contrac- 

 tile organs, I, 58; vital changes 

 in polyp, I, 95; axial development, 

 I, 165, 16G; environment and 

 structure, I, 173; self-mobility, I, 

 175; II, 14, 15; functional differ- 

 entiation, I, 201, 391; inactivity 

 and waste, I, 213; reparative 

 power, I, 219, 224; individuality, 



I, 246, 247, 250; heterogenesis, I, 

 273, 277, 296; negative disintegra- 

 tion in Hydrozoa, I, 276, 587; re- 

 productive tissue, I, 281; differen- 

 tiation in Hydrozoa, I, 391; classi- 

 ficatory value, I, 446; regenera- 

 tion of fragments, II, 90; integra- 

 tion, II, 90, 102, 105, 124; gemma- 

 tion, II, 91; tertiary aggregation, 



II, 92, 95, 124; molluscan affin- 

 ities, II, 115; radial symmetry, II, 

 188; symmetry of compound, II, 

 192-3; segmental differentiation, 

 II, 207; physiological differentia- 

 tion in Hydra and analogy, II, 

 300; ciliation of blastula, II, 301; 

 tissue reduplication, II, 301-2, 

 389; outer tissue differentiation, 

 II, 309; osmosis in Hydra, II, 339; 

 vascular system in Hydra, II, 

 340, 376; functional co-ordination, 

 II, 376; symbiosis, II, 400; asex- 

 ual genesis, II, 443-4; growth and 

 sexual genesis, II, 452; develop- 

 ment and genesis, II, 462; nutri- 

 tion and genesis, II, 476. 



Coelom, origin and function, II, 

 302-3. 



Collins, F. Howard, jaws and teeth 

 of savages and civilized, I, 541. 



Colloids: T. Graham on, I, 15-8; 

 diffusibility, I, 18-21; organic, I, 

 21, 25, 26; pliability and elas- 

 ticity, I, 27; capillary affinity, I, 

 28; isomerism, I, 59; instability, 

 I, 350; molecular mobility and dif- 

 fusibility, II, 331; instability of, 

 and nerve differentiation, II, 356- 

 61; and muscular tissue, II, 361^1. 



Colonies, autogenous development 

 and parallel in heredity, I, 366- 

 8; II, 620. 



Colour: sensation of, I, 54; phceno- 

 gamic, II, 75, 265-6; light and 

 vegetal, II, 261-2; floral fertiliza- 



ection. 



tion, II, 267-9; sexual selection, 

 II, 269; activity and muscular, II, 

 365-9; physiological units and 

 mixture of, in offspring, II, 616, 

 617. 



Commensalism, organic integration 

 as displayed in, II, 402-4. 



Composite: floral symmetry, II, 173. 



Condor, weight of, I, 155. 



Confervoidece, I, 279, 280; II, 25, 28, 

 449. (See Algw.) 



Conjugatcw, II, 449. (See Algw.) 



Conjugation, in Algw, I, 279; in Pro- 

 tozoa, I, 280; II, 452; can fission 

 persist without? I, 637; relation 

 to growth, II, 449. 



Connective tissue, Hertwig's classi- 

 fication, I, 189. 



Constitutional units, I, 369. (See 

 Physiological Units.) 



Consumption, hereditary transmis- 

 sion, I, 307. 



Co-ordination of actions (see Life). 



Cope, E. D., on origin of vertebrate 

 structure, II, 225-7. 



Cormophyta: slight internal differ- 

 entiation, II, 273; vascular sys- 

 tem, II, 280. 



Corpuscula tactus, their function, I, 

 75. 



Correspondence, use of word, I, 97. 

 (See Life.) 



Cousin-marriages, I, 345, II, 615. 



Cow: what prompts her to mumble 

 a bone? I, 120. 



Cow-parsnip (see Heracleum). 



Crab (see Crustacea). 



Creation (see Special creation). 



Crinoidea, symmetry, II, 195-6. 



Crocodile, continuous growth, I, 

 154, 292. 



Crookes, Sir W., hypothetical 

 chemical unit " protyle," I, 22, 23. 



Cruciferw, floral symmetry, II, 164, 

 171. 



Crustacea: locomotion of lobster, I, 

 175; regeneration of limbs, I, 224, 

 360, 589, II, 76; homogenesis, I, 

 271; genesis and nutrition in 

 Daphnidw, I, 290-1; growth and 

 genesis, I, 292; degeneration of 

 eye in cave-inhabiting, I, 309, 614, 

 648; hermit crab parasite, I, 397; 

 changes of media, I, 401, 481-2; 



