Index 675 



PTotocymatocyclis, 392 

 Protodini'fer (see: Protonocti/uca) 

 ProfomagaJhaesia, 285 

 Protomastigida, 173 

 Protomerite, 273 

 Protomonas, 221 

 Protonocti/uca, 143 



tentacuJatum, 158 

 Protonoctilucidae, 143 

 Protoodinium, 150 

 Protoopalina, 336 



intestinalis, 355 



montana, 335 

 Protoopalinidae, 336 

 Protophna, 374 

 ProtophryogJena, 370 

 Protoradiophn'a, 379 



fissispicuJata, 378 

 ProtorhabdoneJJa, 393 

 Protospongia, 175 



haecJceJii, 174 

 Protrichomonas, 187 

 Protympanium, 218 

 Provasoli, L., 445 

 ProwazeJceJJa (see: Protcromonas) 

 Provvazekia (see: Bodo) 

 Prymnesiidae, 127 

 Prymnesium, 127 



parvum, 127 

 Psammonvx vuJcanicus, 256 

 Pseudastrorhiza sihirica, 255 

 PscudobJepharisma, 388 

 Pseudobodo, 180 



minima, 179 

 PseudochJamys, 249 



pateJJa, 246 

 Pseudocyst, gregarines, 276 

 Pseudodevescovina, 187 



unif?ageJ/ata, 188 

 Pseudodifflugia, 249 



fu/va, 247 

 Pseudo/oJIicuIina, 385 



aictica, 384 

 Pseudogemma, 420 

 PseudogJaucoma, 364 

 PseudoJcephyrion, 127 



minutissimum, 120 

 PseiidoWossia, 298 



Pseudomal/omonas (see: Ma?/omonas) 

 Pseudomincrothorax, 362 



agibs, 361 

 Pseudoplasmodium (Acrasina), 227, 228 

 Pseudopodia, 11 

 Pseiidoprorodon, 348 



emmae, 347 

 Pseudospora, 221 



parasitica, 221, 222 



rovignensis, 222 



voJvocis, 222 

 Pseudosporidae, 221 

 Pseudosporopsjs, 221 

 Pseudostiombidium, 398 

 Pseudotricbomonas, 187 



Jceib'ni, 1 86 

 Psetidotricbonympba, 195 

 Pseiidotrypanosoma, 190 



Pseudotrypanosoma (Cont.) : 



gigantea, 189 

 Psilotricba, 399 

 Pteridomonas, 171 

 Pteiomonas, 155 



anguJosa, 155 

 Pterospora, 290 

 Ptychocyclidae, 393 

 Ptychocyclis, 393 

 Ptycbostomuni, 367 



pygostoma, 368 

 Pusules, 139 

 Pycnothricidae, 348 

 Pycnotbrix, 349 



n]onoc}'stoides, 350 

 Pyramidocbrysis, 126 

 Pyramidomonas, 152 

 Pyramimonas, 152 



tetrarbyncbus, 153 

 Pyrenoids 



fission, behavior in, 33, 58 



functional significance, 33 



morphology, 33 

 Pyrobotrys, 1 56 



squarrosa, 1^6 

 Pyrotbeca, 322 

 Pyrsonympba, 184 



minor, 18'^ 

 Pyrsonymphidae, 184 

 Pyxicola, 410 



entzi, ^08 

 Pyxidicu/a, 249 



opercuJata, 246 

 Pyxidium, 409 



cothurnoides, ^0^ 

 Pyxinia, 282 

 Pyxinoides, 285 



pugetensis, 283 



Quadrula, 250 

 discoides, 2^8 



RaabeHa, 371 

 Races, 506 



characteristics, 506 



induced changes, 508 



spontaneous changes, 507 

 Raciborskia, 149 

 RaciborskieJJa, 152 



urog/enoides, 1^^ 

 Radiolarida, 212 



central capsules, 212 



colonial types, 214 



life-cycles, 214 



skeletons, 212 



subdivisions, 216 

 Radiopbrya, 379 



boplites, 378 



Jum brief, 378 

 RaflFaele, G., 303, 602 

 Raffel, D., 508 

 Rainev's corpuscles, 325 

 Raphidiopbrys, 210 



pallida, 208 

 Rapbidocystis, 210 



infestans, 205 



