464 



SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. I4I 



Polystichmn aristaimn, 163 

 Polyzosteria analis, 13 



limbata, 13, 67 



melanaria, 13, 306 

 Pomarrosa, 160 

 Pompilidae, 256 

 Pompilus bracatiis, 256 



sp., 256 

 Ponerinae, 314 

 Pongidae, 286 

 Ponies, pit (mine), 16, 23 

 Populus diversifolia, 152 



euphratica, 47, 152 



sp., 152 

 Poroblatta nigra, 11 



spp., 67 

 Potamotrygon Jiuniboldti, 268 



hystrix, 268 

 Potamotrygontidae, 268 

 Potato, 165 

 Potto, 284 



Poultry, 276-278, 353 

 Prairie dog, 24 

 Predation, interspecies, 92, 319-322 



intraspecies, 92, 322-324 

 Predatism, 91-95 

 Predators, 91, 96, 319 



defense against, 343-348 



of cockroach eggs, 234 

 Prey, experimental, 4 



natural, 4 

 Primates, 283 

 Pritchardia, 64, 163 

 Privies (latrines), cockroaches in, 74, 



80, 81, 178, 340 

 Procyonidae, 288 

 Prodenia litula, 320 

 Prolabia, 339 



Prolophomonas tocopola, 173 

 Prosevania punctata, 240-242, 254-255, 



351 ; pi. 33 



Prosoplecta, 348 



Prosthenorchis elegans, 203, 283, 285, 

 286, 288-290 



spirilla, 203, 283, 286, 288-290 

 Proteus mirabilis, 114 



morganii, 114 



rettgeri, 114 



spp., 114 



vulgaris, 114 



Protomagalhaesia serpentnla, 168, 184 

 Protoinonadina, 166 

 Protospiriira bonnci, 206 



Columbiana, 206 



niuricola, 191, 206, 284 

 Protozoa, 2, 92, 101-103, 166-190 



cultured in vitro, 170, 178, 179, 188 

 Protrclleta floridana, 199 

 Protrcllina, 199 



aurifluus, 199 



anstralasiae, 199 



galebi, 199 



kUnckeli, 199 



manni, 200 



phyllodromi, 200 

 Protrelloidcs paradoxa, 200 

 Protrellus aureus, 199 



aurifluus, 199 



australasiae, 199 



galebi, 199 



kUnckeli, 199 



manni, 200 



phyllodromi, 200 

 Pseudoderopeltis aethiopica, 13, 100 

 Pseudomonadaceae, 104 

 Pseudomonas aeruginosa, 104 



eisenbergii, 105 



fluorescens, 105 

 Pseudomopinae, 60, 230, 231 

 Pseudomops cincta, 13, 319 



laticornis, 13, 145 



septentrionalis, 13, 67, 162 

 Pscudoplioraspis nebtdosa, 13, 81, 328 

 Pseudosaccharomycetaceae, 129 

 Psiditmi guajava, 67, 160 

 Psocoptera, 318 

 Pteridophyta, 139 

 Pteromalidae, 247 

 Pteromahis sp., 247, 248 

 Pterygosomidae, 219 

 Pycnosceloidcs aporiis, 12, 58 

 Pycnoscelus niger, 13, 22 



striatus, 13, 22 



surinamensis, 2, 13, 22, 25, 67-68, 

 70, 71, 81, 87, 90, 100, 138, 139, 

 142-146, 151, 152, 155-157, 161- 

 165, 191, 212, 229, 259, 279, 280, 

 282, 306-307, 324, 330, 333, 335, 

 338, 341-343, 350, 353; Pl- 24 

 Pyrus sp., 62 



