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 Penman D. R., Chapman R. B., Bowie M. H., 1988: Selection for behavioral resitance in twospotted spider mite (Acari: Tetranychidae) to Flucythrinate. 5 pp. 

 Pennacchio F., Digilio M. C., Tremblay E., Tranfaglia A., 1994: Host recognition and acceptance behaviour in two aphid parasitoid species: Aphidius ervi and Aphidius microlophii (Hymenoptera: Braconidae). 8 pp. 

 Pennacchio F., Tremblay E., 1987: Seasonal phenologies and effectivennes of natural enemies in regulating pest aphid populations in alfalfa fields of Southern Italy. 13 pp. 

 Pennacchio F., Vinson S. B., Tremblay E., 1991: Effects of Cardiochiles nigriceps Viereck (Hymenoptera, Braconidae) teratocytes on physiology of its host Heliothis virescens (F.) (Lepidoptera, Noctuidae). 6 pp. 

 Pennak R. W., 1951: Description of the imago of the mountain midge Deuterophlebia coloradensis Pennak (Diptera, Deuterophlebiidae). 11 pp. 

 Penner L. R., 1945: The genus Laccocera van Duzee (Homoptera: Delphacidae). 18 pp. 

 Penner L. R., 1947: Some notes on the genus Pentagramma and four new species (Homoptera – Delphacidae – Asiracinae). 10 pp. 

 Penny N. D., Sturm H., 1984: A flightless brown Lacewing from Colombia (Neuroptera, Hemerobiidae). 4 pp. Spixiana 7: 19-22.

 Penteado-Dias A. M., 1978: Biologia e ontogenia de alguns Ibidionini (Coleoptera, Cerambycidae, Cerambycinae). 14 pp. 

 Penteado-Dias A. M., 1979: Biologia e ontogenia de Neoclytus pusillus (Lap. Gory) (Coleoptera, Cerambycidae, Cerambycinae, Clytini). 7 pp. 

 Penteado-Dias A. M., 1980: Contribuicao ao conhecimento da biologia e ontogenia de Trachyderes thoracicus (Olivier, 1790) (Coleoptera, Cerambycidae). 6 pp. 

 Penteado-Dias A. M., 1996: Nova espécies de Acampsis Wesmael (Hymenoptera, Braconidae, Sigalphinae) do Brasil. 3 pp. Revta bras. Zool. 13(2): 331-333.

 Penteado-Dias A. M., Achterberg C. van, 2002: First record of the genus Probethylus Ashmead (Sclerogibbidae: Probethylinae) from Brazil, with description of a new species. 3 pp. 

 Penteado-Dias A. M., Achterberg C. van, 2004: A new species of Allobracon Gahan (Braconidae: Hormiinae) from Brazil, and the first record of green Hormiinae. 8 pp. 

 Penteado-Dias A. M., Figueiredo M. L. C., Dias M. M., Osório T. C., Cruz I., 2006: First host records for Exasticolus fuscicornis (Cameron, 1887) (Hymenoptera: Braconidae: Homolobinae). 3 pp. Zoologische Mededelingen Leiden 80(1): 109-112.

 Penteado-Dias A. M., Nascimento A. R., Dias M. M., 2008: The description of the male and the first host data of Pseudophanerotoma (Pseudophanerotoma) alvarengai Zettel, 1990 (Hymenoptera: Braconidae: Cheloninae). 5 pp. Zoologische Mededelingen 82: 401-405.

 Penteado-Dias A. M., Shimabukuro P. H. F., Achterberg C. van, 2002: A new species of the genus Xanthomicrogaster Cameron (Hymenoptera: Braconidae: Microgastrinae) from Brazil. 4 pp. 

 Penzes B., Bognár S., 1976: A dohánytripsz (Thrips tabaci Lind.) Egyedfejlödése. 8 pp. 

 Penzes B., Bognár S., 1976: A dohánytripsz (Thrips tabaci Lind.) populációjának változása vöröshagymán. 6 pp. 

 Pénzes B., Szani S., Ferenczy A., 1996: Damage of Thrips tabaci on cabbage varieties in Hungary. 11 pp. (in English). Folia Entomologica Hungarica (S.N.) 57(suppl): 127-137.

 Perazzini G., 1983: Dati nuovi i interessanti sulla geonemia di alcuni Scarabaeoidea italiani. 4 pp. 

 Perazzini G., 1986: Descrizione della femmina di Pachydema tarsalis Reitter (Coleoptera, Scarabaeidae). 2 pp. Giornale Italiano di Entomologia 13(3): 195-196.

 Perceval M. J., 1974: Butterflies of Majorca. 12 pp. 

 Perdikis D. C., Lykouressis D. P., 2003: Aphis gossypii (Hemiptera: Aphididae) as a factor inhibiting the survival and population increase of the predator Macrolophus pygmaeus (Hemiptera: Miridae) on cucumber. 8 pp. European Journal of Entomology 100(4): 501-508.

 Peredo L. C., Lyal C. H. C., Brown V. K., 1999: The stenomatine moth, Stenoma catenifer Walsingham: a pre-dispersal seed predator of Greenheart (Chlorocardium rodiei (Schomb.) Rohwer, Richter & van der Werff) in Guyana. 12 pp. 

 Peregovits L., 1987: Report on the zoological collectings in Tanzania, 1985. 7 pp. DOPLNIT skupinu! Folia Entomologica Hungarica (S.N.) 48: 271-277.

 Peregovits L., 1995: Data to the Macrolepidoptera fauna of Transylvania (Romania). I. Faunistical data. 16 pp. [31112] Folia Entomologica Hungarica (S.N.) 56: 163-178.

 Peregovits L., Ronkay L., 1994: Zoological collecting by the Hungarian Natural History Museum in Korea. No. 126. A Report of the collectings of the eighteenth expedition with special reference to the autumnal Noctuidae (Lepidoptera) fauna (with an Appendix compiled by J. Papp). 12 pp. [LEP 2633] Folia Entomologica Hungarica (S.N.) 55: 335-346.

 Peregovits L., Ronkay L., Vojnits A., 1995: Zoological collectings by the Hungarian Natural History Museum in Korea. No. 128. A report of the collecting of the nineteenth expedition. 5 pp. Folia Entomologica Hungarica (S.N.) 56: 179-183.

 Peregovits L., Varga Z., 1984: Eine neue Subspezies von Apamea zeta Treitschke, 1825 (Lepidoptera: Noctuidae) aus den Ostkarpaten. 4 pp. [LEP 2634] Folia Entomologica Hungarica (S.N.) 45(1): 187-190.

 Peregrin K., 1930: Příspěvek k fauně čes. lepidopter. 1 p. [LEP 2632] Acta Societatis entomologicae Cechosloveniae 27: 69.

 Pereira de Oliveira E., Thibaud J.-M., 1987: Un nouveau genre d’insecte Collembole Hypogastruridae d’Amazonie. 4 pp. Amazoniana 10(3): 299-302.

 Pereira L. A., Chagas W. A., Costa J. E., 1993: Ecologia de pequenos mamíferos silvestres da Mata Atlantica, Brasil. I. Ciclos reprodutivos de Akodon cursor, Nectomys squamipes e Oryzomys nigripes (Rodentia, Cricetinae). 10 pp. Revta bras. Zool. 10(3): 389-398.

 Pereira L. A., Minelli A., 1992: A new record of Schendyloides alacer (Pocock, 1891) from the Falkland Islands and a redescription of the species (Chilopoda Geophilomorpha). 8 pp. 

 Pereira L. A., Minelli A., Barbieri F., 1994: New and little known geophilomorph centipedes from Amazonian inundation forests near Manaus, Brazil (Chilopoda, Geophilomorpha). 42 pp. Amazoniana 13(1-2): 163-204.

 Pereira L. A., Minelli A., Barbieri F., 1995: Description of nine new centipede species from Amazonia and related matters on Neotropical geophilomorphs (Chilopoda: Geophilomorpha). 92 pp. Amazoniana 13(3-4): 325-416.

 Pereira L. A., Minelli A., Foddai D., 1997: On the true identity of Geophilus tropicus Brölemann, 1898, a geophilid species from Venezuela (Chilopoda Geophilomorpha Geophilidae). 10 pp. 

 Pereira M. S., Passamani M., Silva E. A. A. da, 2009: Germinacao de sementes de Miconia (Melastomataceae) ingeridas pelo marsupial Gracilinanus microtarsus (Didelphidae) – Germination of Miconia seeds (Melastomataceae) infested by the marsupial Gracilinanus microtarsus (Didelphidae). 9 pp. Boletim do Museu de Biologia Mello Leitao (N.S.) 25: 43-51.

 Pereira P. A. C., Thomé J. W., 1999: Reconhecimento da localidade de Rödersberg citada por Reinhold F. Hensel em 1867, para o Rio Grande do Sul. Brasil. 3 pp. Revta bras. Zool. 16(3): 915-917.

 Pereira P. F. S., 1941: Contribuicao zoogeografica para o estudo dos passaliedos e pinotus do Parana. 3 pp. 

 Pereira-Filho M., Cavero B. A. S., Roubach R., Ituassú D. R., Gandra A. L., Crescencio R., 2003: Pirarucu (Arapaima gigas) husbandry inponds. 4 pp. Acta Amazonica 33(4): 715-718.

 Perel T. S., 1972: Novye nakhozhdenija redkich vidov Lumbricidae. 8 pp. 

 Perel T. S., Sokolskaja N. L., 1972: Tipy Oligochaeta v kollekcii zoologitsheskogo muzeja MGU. 4 pp. 

 Perepechayenko V. L., 2000: Review of braconid wasps of the genus Trachionus (Hymenoptera, Braconidae, Alysiinae) of Palaearctic. (in Russian). 10 pp. Vestnik zoologii 34(3): 29-38.

 Perepechayenko V. L., 2007: Pereopisanie Chorebus griffithsi Zaykov, 1984 (Hymenoptera, Braconidae, Alysiinae). [A redescription of the Chorebus griffithsi Zaykov, 1984 (Hymenoptera, Braconidae, Alysiinae).] 3 pp. Caucasian entomological bulletin 3(2): 247-249.

 Perepechayenko V. L., 2008: An annotated list of the braconid wasps of the tribe Dacnusini (Hymenoptera. Braconidae: Alysiinae) of Ukraine. II. Genera with haired eyes and genera wiht 4-toothed mandibles. 18 pp. Caucasian Entomological Bulletin 4(3): 363-380.

 Perepechayenko V. L., 2008: Chorebus stolyarovi sp. n. (Hymenoptera: Braconidae: Alysiinae: Dacnusini) from Ukraine and Russia. 5 pp. Caucasian entomological bulletin 4(2): 243-247.

 Perepechayenko V. L., 2009: Chorebus medvedevi sp. n. (Hymenoptera: Braconidae: Alysiinae: Dacnusini) iz Turkmenii. [Chorebus medvedevi sp. n. (Hymenoptera: Braconidae: Alysiinae: Dacnusini) from Turkmenistan.] 2 pp. Caucasian entomological bulletin 5(2): 279-280.

 Pererva V. I., Litus I. E., Kryzhanovskij V. I., 1991: Sostoyanie pogolovya zubrov na Ukraine i perspektivy ego racionalnogo ispolzovaniya. 5 pp. Vestnik Zool. 1991(5): 11-15.