=Periplaneta australasiae= Bacteria: _Mycobacterium leprae_, p. 123. _Serratia marcescens_, p. 118. Fungus: _Herpomyces periplanetae_, p. 137. Plant: _Sarracenia minor_, p. 154. Protozoa: _Endamoeba blattae_, p. 177. _Endolimax blattae_, p. 180. Nematodes: _Gongylonema neoplasticum_, p. 206. _Hammerschmidtiella diesingi_, p. 195. _Moniliformis dubius_, p. 203. _Protrellus australasiae_, p. 199. _Protrellus künckeli_, p. 200. Centipedes: Undetermined, p. 222. Insects: _Ampulex amoena_, p. 256. _Ampulex compressa_, p. 259. _Evania appendigaster_, p. 237. _Szepligetella sericea_, p. 242. _Tetrastichus australasiae_, p. 249. _Tetrastichus hagenowii_, p. 250. _Tetrastichus_, sp., p. 254. _Trirhogma caerulea_, p. 262. Reptiles: _Anolis cristatellus_, p. 273. _Chrysemys picta_, p. 272. Bird: _Gallus_ sp., p. 277. Mammals: _Herpestes_ sp., p. 289. _Homo sapiens_, p. 287. =Periplaneta brunnea= Viruses: Unspecified strain(s) of poliomyelitis virus (host may have been _P. americana_), p. 103. Bacterium: _Serratia marcescens_, p. 118. Fungus: _Herpomyces periplanetae_, p. 137. Nematode: _Schwenkiella icemi_, p. 200. Insect: _Tetrastichus hagenowii_, p. 251. =Periplaneta fuliginosa= Insect: _Ampulex amoena_, p. 256. =Periplaneta= sp. Bacterium: _Serratia marcescens_, p. 118. Fungi: _Herpomyces chaetophilus_, p. 135. _Herpomyces periplanetae_, p. 137. Protozoan: _Lophomonas blattarum_, p. 172. Helminths: _Thelastoma riveroi_, p. 201. _Moniliformis moniliformis_, p. 204. Insects: _Ampulex compressa_, p. 259. _Evania subspinosa_ (presumptive record?), p. 239. _Szepligetella sericea_, p. 242. Amphibian: _Bufo marinus_, p. 270. Reptiles: _Anolis grahami_, p. 274. _Anolis leachi_, p. 274. Bird: _Vireo latimeri_, p. 281. "=Phyllodromia=" sp. Fungus: _Herpomyces phyllodromiae_, p. 137. Insects: _Dicarnosis alfierii_, p. 245. _Dolichurus stantoni_, p. 262. =Platyzosteria castanea= Insect: _Riekella_ sp., p. 231. =Platyzosteria novae seelandiae= Protozoan: _Monocercomonoides melolonthae_, p. 169. =Platyzosteria scabra= Fungus: _Herpomyces appendiculatus_, p. 134. =Platyzosteria= sp. Insect: _Riekella nitidioides_, p. 231. =Plectoptera= sp. Bird: _Todus mexicanus_, p. 279. =Polyphaga aegyptiaca= Nematodes: _Blatticola blattae_, p. 193. _Galebia aegyptiaca_, p. 195. _Hammerschmidtiella diesingi_, p. 195. _Oxyuris_ (?) _heterogamiae_, p. 199. =Polyphaga saussurei= Helminths: _Hymenolepis_ sp., p. 208. Undetermined tapeworm ova, p. 208. Insects: Undetermined reduviids, p. 227. =Polyzosteria melanaria= (?) or =Platyzosteria analis= Nematode: _Protrellus aureus_, p. 199.