INDEX 



1137 



New International Encyclopedia, 891 



Nie, 919, 920 



Nielsen, 520 



Nieschulz, 906 



Nieschuiz and Bos, 866, 870 



Nieschulz and Wawo-Roentoe, 870 



Nigrelli, 116, 134, 135, 136 



Nigrelli and Hall, 435 



Nirenstein, 428 



Nitrogen, source of, 972 ; ciliate, 984 



Noble, 576 



Noller, 1044, 1045, 1046, 1047 



Noller and Buttgereit, 912 



Noguchi, 877 



Noland, 531, 591, 621, 623, 629, 637, 688 



Novy, 371 



Novy, Roehm, and Soule, 356 



Nowakowski, 1065 



NowikofF, 423 



Nuclear and cytoplasmic division proc- 

 esses, coordination between, 85 f. 



Nuclear membrane, permeability, 66 i. 



Nuclear purification, 21 ff. 



Nuclear reorganization processes, 21 ff., 

 35 ff. 



Nuclei, chromidial origin doubted, 594 ; 

 two kinds in ciliates, 687; gamete: dif- 

 ferentiation, 701, 703; effect of cyto- 

 plasm and its relation to, 762-69; in 

 regeneration, 787-93 ; of Trichonytnpha, 

 parasitization, 1059-63 



Nucleophaga, and Spaerita, 1040-59; his- 

 torical account and distribution, 1040- 

 47; in free-living Protozoa, 1040, 1043; 

 in endozoic Protozoa, 1046 f.; life his- 

 tory and structure, 1053-57; effect on 

 host, 1058 f. 



Nussbaum, 787 



Nutrition, and growth, 537-44 {see also 

 Food); effect on resistance, 826 f.; of 

 wood-eating animals, 961-73; effect 

 upon rumen ciliates, 974, 975, 985 



Nyctotherus, fibrillar system, 248-50 



Obligate parasites, 895 



Oehler, 458, 463, 465, 469, 475 



Ogata, 455 



Okada, 795 



Oligochaeta, host of Astomata, 946 



Oligosaprobic type, 5 



Oligotricha, fibrillar systems, 251-54 



Oligotrichida, sexuality, 688 



Oliphant, K., 54, 57, 322, 326, 344 



Oogamy, term, 584 



O patina, segregation bodies, 132-35; sur- 

 vey of functions having granular basis, 

 168-75 passim 



Opalinopsidae, 956, 960 



Ophryocystis mesnili, 603, 604 



Ophryoscolecidae in ruminants, 973, 977- 

 82 passim 



Ophryoscolecin, 157 



Oppenheimer, 966 



Opsonin and lysin, 858, 861 



Optical properties of protoplasm, 82-84 



Organic structure, disclosure of cellularity 

 dependent upon analysis of, 191, 260 



Organisms living on and in Protozoa, 

 1009-1113 {see entries under Parasites 

 of Protozoa) 



Organization, derived and fundamental, 4 



Orientation, in light, 279, 282-87, 295, 

 300-303; electricity, 328 



Oshima, 965 



Osmic acid methods, in identification of 

 Golgi bodies, 139, 140 



Osmiophilic structures, 144-50, 438 f., 

 440 



Osmotic pressure within cell, regulation 

 of, 426 ff. 



Osterud, 478, 479, 480, 483 



Ostwald, 314 



Owen, 13 



Owens and Bensley, 139 



Oxidase, 373; detection of, 384 



Oxidation-reduction potential vs. respira- 

 tion and growth, 394-96 



Oxygen, effect on anaerobes, 390-94; on 

 aerobes, 394; relationships, 503 f.; ef- 

 fect upon growth, 503, 538; Oxytricha, 

 fibrillar system, 255 



Pacinotti, 388 



Packard, 60 



Pantin, C. F. A., 52, 53, 56, 59, 90; 

 amoeboid response, 273, 315, 341 



Paraglycogen, formation of, 155; morpho- 

 logical relationship between mitochon- 

 dria and, 155; differentiated from 

 glycogen, 157; decrease and storage, 

 159 



Paramecium, physical properties of proto- 

 plasm, 51, 55, 57, 60-82 passim, 86, 88, 

 91, 97; fiibrillar systems, 193-200, 224- 

 28, 257 ff.; responses to electricity, 321- 

 27 passim; to chemicals, 342-44; life 



