INDEX 



603 



Pseudodifflugia, Fig. 11, p. 33 

 Pseudomembranes, 157 

 Pseudopodia, 145 



as organs of locomotion, 150 



formation, ISO 

 Pse idopodiospores, 236 

 Psilotricha acuminata, Fig. 210, p. 520 

 Pterocephalus nobilis, gametes, Fig. 144, 



p. 281; Pig. 215, p. 538 

 Plychostoma bonasae, Fig. 179, p. 420 

 Pure lines and series, 250 

 Puschkarew, common air cysts, 23 



Dimastigamoeba bistadialis, 107 

 Putter, reactions to stimuli, 1 SI 

 Pycnothricidae, 400 



Key, 499 

 Pycnothrix, Fig. 172, p. 400 

 Pylea of central capsule, 438 

 Pyronine action on Trypanosoma bru- 



cei, 114 

 Pyxinia moebiuszi, epimerite for food- 

 getting, Fig. 103, p. 201 



R 



Radiolaria, 438 



central capsule of, 438 



distribution of, 26 



isospores and anisospores, 279 



myophrisks, 127 



spore formation, 237 



types of, Fig. 181, p. 439 



yellow cells of, 441 

 Radiophrya limnodrili, terminal bud- 

 ding, Fig. 116, p. 227 

 Raff el, conjugation and division rate, 



332 

 Raphidiophrys pallida, Fig. 75, p. 139 

 Reducase and oxidation, 175 

 Rees, Paramecium motorium, 129 

 Regaud, function of mitochondria, 77 

 Regeneration of fragments without 



micronuclei, 225 

 Reichenow, Feulgen reaction with volu- 

 tin, 72 



nucleal reaction, 57 

 Reichenowellidae, Key, 510 

 Rejuvenescence after parthenogenesis, 

 340 



by division, 209 



by merotomy, 238 



Maupas, 329 

 Reorganization and vitality, 328 



bands of Euplotes, 94 



cytoplasmic, 218 



in Chilodon uncinatus, 222 



in ciliates, 221 



in Uronychia, 222 



of cytoplasm at division, 218 

 Reproduction, 204 



multiplicative, 540 



propagative, 540 

 Respiration, 174 



quotient, R.Q., 174 



Reticulariidae, Key, 405 

 Reversibility of structures, 21, 4S 

 Reynolds, selection in Arcella polypora, 



347 

 Rheoplasm, 42 



Rhizomastigidae, Key to genera, 423 

 Rhizopoda, Kev, 461 

 Rhizopodia, 148, 442 

 Rhizopods, parasitic forms, 385 

 Rhodesian trypanosomiasis, 383 

 Rhumbler, ameboid movement, ISO 



food ingestion by Protozoa, ISO 



importation, 189 



spumoid structure, 42 

 Rhynchocystidae, Key, 559 

 Richardson and Horning, chondriome, 



74 

 Robertson, age and vitality, 269 



catalase stimulating division, 200 



environment and vitality, 256, 258 



Feulgen reaction, 57 



parabasal, US 

 Rogers, cultivation of Leishmania, 369 

 Root, selection in Centropyxis, 347 

 Rosenau, paroxysm toxins, 197 

 Rosenbusch, kinetonucleus, 113 

 Roskin and Levinson, gregarine myo- 



nemes, 535 

 Ross, malaria and mosquitoes, 407 

 Rotifers, desiccation, 15 



Sachs, energid theory, 205 

 Saedeleer, choanoflagellate collar, 104 



food ingestion by Choanoflagel- 

 lates, 18S 

 Salpingoeca marinus, Fig. 92, p. 105 

 Sandon, soil Protozoa, 353 

 Sappinia, Fig. 185, p. 448 



diploidea, 95 



autogamy, Fig. 163, p. 323 

 Sappiniidae, 447 



Key, 462 

 Sapropelic fauna, 24 



flagellates, 356 

 Saprozoic nutrition, 199 

 Sarcocystin, 197 

 Sarcocystis muris, life history, 550 



species, 555 

 Sarcode, 433 

 Sarcodictyum, 439 

 Sarcodina, chitin in, 433 



nuclei in, 434 



pseudopodia types of, 434 



taxonomy, 433 

 Sarcomatrix, 439 



Sehaeffer, Ameba anchorage at feeding, 

 ISO 



choice of food, 189, 190 



periplast, 135 



pseudopodia, 150 



selection in protozoa, 181 



