Pérez J., 1895: Mission scientifique de M. Ch. Alluaud aux iles Séchelles (Mars-Avril-Mai 1892). Hyménoptéres. 8 pp.
 
HYM 6876
Perkins J. F., 1939: Collecting Hymenoptera in Southern Skane. 4 pp.
 
53761
Perkins J. F., 1942: Hymenoptera Aculeata captured in Southern Skane, Sweden, in 1938. 11 pp. [M28]
 
HYM 3042
Perkins R. C. L., 1902: Notes on Hawaiian Wasps, with Descriptions of New Species. 10 pp.
 
51812
Perkins R. C. L., 1912: The Colour-groups ot the Hawaiian Wasps. etc. 25 pp.
 
51814
Perkins R. C. L., 1930: A revision of the British species of Dolerus Jurine (Hymenoptera Phytophaga). 14 pp.
 
HYM 3048
Perkins R. C. L., Sharp D., 1902: On the generic characters of Hawaiian Crabronidae; four new genera characterized. 4 pp.
 
SPX 13223
Péru L., Plateaux L., Buschinger A., Douwes P., Perramon A., Quentin J. C., 1990: New record of Leptothorax ants with cysticercoids of the cestode, Choanotaenia unicoronata, and the rearing of the tapeworm in quails. 3 pp. (in English). [HYM7483] Spixiana 13(2): 223-225.
 
HYM 3052
Pesarini F., 1998: Tenthredella nympha, new species from Italy related to cunyi (Konow, 1886) (Hymenoptera: Tenhredinidae). 7 pp. Annali del Museo Civico di Storia Naturale di Ferrara 1: 69-75.
 
HYM 3053
Pesarini F., 1999: Taxonomical remarks on the European species of Pleroneura Konow, 1897 (Hymenoptera, Symphyta, Xyelidae). 6 pp. [M44] Annali del Museo Civico di Storia Naturale di Ferrara 2: 69-74.
 
MSI 80183
Pesarini F., Turrisi G. F., 2001: Contributo alla conoscenza dei sinfiti di Sicilia (Hymenoptera Symphyta). 39 pp. Memorie della Societá Entomologica Italiana 80: 183-221.
 
IMO 09482
Pesenko Yu. A., 1984: Pčely triby Nomioidini (Hymenoptera, Halictidae) fauny Mongolii: dopolnenija i utočnenija. 2 pp. [HYM 3057] Nasekomye Mongolii 9: 482-483.
 
EZS 080029
Peters D. S., 1970: Merkmalswertung und Systematik. 8 pp. [HYM 6888] Entomologische Zeitschrift 80(5): 29-36.
 
HEM 3117
Petersen G., Matthiesen C., Francke W., Wyss U., 2000: Einfluß des Blattlaus-Hyperparasitoiden Alloxysta victrix auf das Suchverhalten des Primärparasitoiden Aphidius uzbekistanicus. 4 pp. (in German). Mitt. Dtsch. Ges. Allg. Agnew. Ent. 12: 175-178.
 
HYM 3071
Pfankuch K., 1906: Die Typen der Gravenhorstschen Gattungen Mesoleptus und Tryphon. (Hym.). (Ichneumonol. Europaea Bd. II, 1-213) (Hym.). Fortsetzung – Heft 5. 8 pp.
 
HYM 3072
Pfankuch K., 1907: Die Typen der Gravenhorstschen Gattungen Mesoleptus und Tryphon (Hym.) 2. 11 pp. [M44]
 
51832
Phillips W. J., Emery W. T., 1919: A revision of the Chalcid-flies of the genus Harmolita of America North of Mexico. 59 pp.
 
AZC 0806
Pieronek B., 1962: Minujace blonkówki z rodziny Tenthredinidae (Hymenoptera) z terenu miasta Krakowa i Województwa krakowskiego. Czesc I. 16 pp. [M18] [M54] Acta zoologica cracoviensia 8/6: 280-292.
 
AZC 1116
Pieronek B., 1966: The biology and morphology of Heterarthrus vagans Fallen (Hymenoptera, Tenthredinidae). 55 pp. [M54] Acta zoologica cracoviensia 11/16: 1-55.
Pintureau B., Delobel B., Neto L., 1995: Two species of Trichogrammatidae new for France. 3 pp. [M44]
 
EPR 26161
Pintureau B., Delobel B., Neto L., 1995: Two species of Trichogrammatidae new for France. 3 pp. [M44] [HYM 3089] [LEP 4590] Entomological Problems 26(2): 161-163.
 
51841
Pisarski B., 1969: 175. Myrmicidae und Formicidae. Ergebnisse der zoologischen Forschungen von Dr. Z. Kaszab in der Mongolei (Hymenoptera). 20 pp.
 
AMM 54S305
Pisarski B., 1969: Beiträge zur Kenntnis der Fauna Afghanistans. Formicidae, Hym. Sammelergebnisse von O. Jakeš 1963-64, D. Povolný 1965, D. Povolný a Fr. Tenora 1966, J. Šimek 1965-66, D. Povolný, J. Gaisler, Z. Šebek a Fr. Tenora 1967. 22 pp. [51842] Acta Musei Moraviae, Sci. biol. 54(suppl.): 305-326.
 
LEP 7025
Plarre R., Lieber K., Burkholder W., 2000: Semaphorontenpräferenz von Apanteles carpatus (Say) (Hymenoptera: Braconidae), eine Parasitoide von Tineola bisselliella (Hummel) (Lepidoptera: Tineidae). 6 pp. (in German). Mitt. Dtsch. Ges. Allg. Angew. Ent. 12: 499-504.
 
EBA 04499
Poldi B., 1979: Un nuovo Tetramorium dell´Anatolia (Hymenoptera, Formicidae). 5 pp. Entomologica Basiliensia 4: 499-503.
 
IMO 06354
Ponomarenko N. G., 1979: K faune driinid (Hymenoptera, Dryinidae) Mongolskoj narodnoj respubliki. III. 8 pp. [HYM 3115] Nasekomye Mongolii 6: 354-361.
 
HYM 3116
Ponomarenko N. G., 1988: Driinidy (Hymenoptera, Dryinidae) Vietnama. 4 pp.
 
PPE 37677
Ponomareva A. A., 1967: K poznaniju palearktičeskich vidov roda Systropha Ill. (Hymenoptera, Apoidea, Halictidae). 22 pp. [51854] Polskie Pismo Entomologiczne 37(4): 677-698.
 
HYM 3120
Popov V. V., 1953: O redukcii žalonosnogo apparata dioksin (Dioxynae), parazitičeskogo podsemejstva pčelinych (Hymenoptera, Megachilidae). 15 pp.
 
51862
Porter B. A., 1926: American wasps of the genus Sceliphron Klug. Pls. 1-4, 22 pp. [M27]
 
HYM 3127
Poulton E. B., 1937: Emergence of the parasitic Ichneumonid Orthopelma luteator Grav. from the gall of Rhodites rosae (L.). 7 pp.
 
HYM 3129
Powell W., Hardie J., Hick A. J., Hoeller C., Mann J., Merritt L., Nottingham S. F., Wadhams L. J., Witthinrich J., Wright A. F., 1993: Responses of the parasitoid Praon volucre (Hymenoptera: Braconidae) to aphid sex pheromone lures in cereal fields in autumn: Implications for parasitoid manipulation. 4 pp.
 
FEB 11145
Příhoda A., 1948: Ze života samotářských včel čalounic. (Megachile.). 4 pp. [HYM 3137] Folia entomologica 11: 145-148.
 
HYM 3147
Pulawski W., 1957: Contribution á la connaissance des espéces paléarctiques du genre Astata Latr. (Hym., Sphecid.). 8 pp. [M44]
 
PPE 27161
Pulawski W., 1957: Grzebacze (Hymenoptera, Sphecidae) zebrane w czasie podrózy do Bulgarii. Sphecidae (Hymenoptera) récoltés pendat un voyage en Bulgarie. 32 pp. (in French). Polskie Pismo Entomologiczne 27: 161-192.
 
PPE 29359
Pulawski W., 1959: Especes nouveles ou peu connues du genre Astata Latr. (Hym., Sphecidae). 58 pp. [51880] [M30] Polskie Pismo Entomologiczne.
 
HYM 3156
Pulawski W., 1968: Miscophus heliophilus sp. n. (Hym., Sphecidae). 3 pp. [M44]
 
EFA 1324
Pulawski W., 1992: A review of Eremiasphecium Kohl, 1897 (Hymenoptera: Sphecidae). 10 pp. Entomofauna 13/24: 397-406.
 
SYS 11327
Pungerl N. B., 1986: Morphometric and electrophoretic study of Aphidius species (Hymenoptera: Aphidiidae) reared from a variety of aphid hosts. 28 pp. [53782] Systematic Entomology 11(3): 327-354.
 
HYM 3173
Quinlan J., 1967: The brachypterous genera and species of Eucoilidae (Hymenoptera) with descriptions and figures of some type species. 10 pp.
 
HYM 3174
Quinlan J., 1968: Cynipinae (Hymenoptera) occurring on Phlomis L. 13 pp.
 
HYM 6933
Quinlan J., 1971: The Stephens collection of Hartigia Schiodte and the designation of a lectotype of Cephus quinquefasciatus Stephens (Hym., Tenthredinidae). 2 pp. [M43]
 
BBM 3101
Quinlan J., 1974: The British Cynipoidea (Hymenoptera) described by P. Cameron. 21 pp. [M36] Bulletin of the British Museum (Natural History), Entomology 31(1): 1-21.
 
HYM 3176
Rabaud E., 1897: Sur la nidification de Ceratina callosa F. (Hymenoptére). 4 pp.
 
AZO 47481
Radchenko A. G., Czechowski W., Czechowska W., 1997: The genus Myrmica Latr. (Hymenoptera, Formicidae) in Poland – a survey of species and a key for their identification. 20 pp. [51895] Annales Zoologici 47/3-4: 481-500
 
AZO 48107
Radchenko A. G., Czechowski W., Czechowska W., 1998: The genus Tetramorium Mayr (Hymenoptera, Formicidae) in Poland – a survey of species and a key for their identification. 12 pp. [51896] Annales Zoologici 48/1-2: 107-118
 
AZO 47479
Radchenko A., 1997: Tetraponera pisarskii sp. nov. – the first native member of subfamily pseudomyrmicinae from Palaearctic Asia. 2 pp. [HYM 3184] Annales Zoologici 47/3-4: 479-480
 
EBA 25013
Radchenko A., 2003: Perissomyrmex nepalensis sp. nov. – new evidence of Old World origins for the genus (Hymenoptera, Formicidae). 10 pp. [M37] [M63] Entomologica Basiliensia 25: 13-22.
 
PPE 35483
Rasnitsyn A. P., 1965: Materialy do poznania biologii, systematyki i filogenezy rosliniarek z podrodziny Xyelinae (Hymenoptera, Xyelidae). 37 pp. [M52] Polskie Pismo Entomologiczne 35: 483-519.