Soudek Š., 1931: Mravenci « Hádů », jižního výběžku Moravského Krasu. Faunistický rozbor. 32 pp. [M27] 

 Soukup J., 1958: Clave provisional para las familias de los Coleopteros peruanos. 28 pp. 

 Soumis N., Lucotte M., Sampaio D., Almeida D. C., Giroux D., Morais S., Pichet P., 2003: Presence of organophosphate insecticides in fish of the Amazon River. 14 pp. Acta Amazonica 33(2): 325-338.

 Sousa G. F., Oliveira L. A., Silva J. F., 2003: Weedy plants in agroforestry systems with cupuassu in the municipality of presidente Figueiredo (Amazonas, Brazil). 18 pp. Acta Amazonica 33(3): 353-370.

 Sousa J. A., Eiras J. C., Ranzani-Paiva M. J. T., Alexandrino A. C., 1999: Bacteriology of wild grey mullets, Mugil platanus Günther, from Cananéia, Sao Paulo State, Brazil. 5 pp. Revta bras. Zool. 16(4): 1065-1069.

 South A., 1961: The taxonomy of the British species of Entomobrya (Collembola). 30 pp. The Transactions of the Royal Entomological Society of London 113(13)

 Southgate B. J., 1979: Biology of the Bruchidae. 25 pp. 

 Southgate B. J., Pope R. D., 1957: The groundnut seedbeetle, a study of its identity and taxonomic position. 6 pp. [M28] 

 Southwood T. R. E., 1953: The morphology and taxonomy of the genus Orthotylus Fieber (Hem., Miridae), with special reference to the British species. 35 pp. The Transactions of the Royal Entomological Society of London 104(11)

 Southwood T. R. E., 1956: The structure of the eggs of the terrestrial Heteroptera and its relationship to the classification of the group. 59 pp. The Transactions of the Royal Entomological Society of London108(6)

 Southwood T. R. E., 1957: Observations on swarming in Braconidae (Hymenoptera) and Coniopterygidae (Neuroptera). 3 pp. 

 Southwood T. R. E., 1961: A hormonal theory of the mechanism of wing polymorphism in Heteroptera. 4 pp. 

 Southwood T. R. E., Henderson P. A., Woiwod I. P., 2003: Stability and change over 67 years – the community of Heteroptera as caught in a light-trap at Rothamsted, UK. 5 pp. European Journal of Entomology 100(4): 557-561.

 Southwood T. R. E., Leston D., 1959: Land and water bugs of the British Isles. 436 pp. Original edition in very good condition with rubber stamps on some pages.  Discount 20%!

 Southwood T. R. E., Moran V. C., Kennedy C. E. J., 1982: The assessment of arboreal insect fauna: comparisons of knockdown sampling and faunal lists. 10 pp. 

 Southwood T. R. E., Woodroffe G. E., 1957: On the systenatic position of Cyllecoris dispar Boheman (Hemiptera: Miridae). 4 pp. [M45] 

 Souza E. B., Kayano M. T., Tota J., Pezzi L., Fisch G., Nobre C., 2000: On the influences of the El Nino, La Nina and Atlantic dipole pattern on the Amazonian rainfall during 1960-1998. 14 pp. Acta Amazonica 30(2): 305-318.

 Souza M. C., Guillaumet J.-L., Aguiar I. de J. A., 2003: Occurrence and distribution of the Pteridophytes in the Walter Egler Forest reserve, Central Amazonian Central, Brazil. 8 pp. Acta Amazonica 33(4): 555-562.

 Soviš B., 1991: Poľovná zver Zobora. [Game in Zobor.] 15 pp. (in Slovak). [AGR 105] [AGR 161] Zobor 2: 385-398.

 Sowa R., 1959: Przyczynek do poznania fauny jetek (Ephemeroptera) okolic Krakowa. 43 pp. Acta zoologica cracoviensia 4/12: 655-696..

 Sowa R., 1975: Notes on the european species of Procloeon Bengtsson with particular reference to Procloeon bifidum (Bengtsson) and Procloeon ornatum Tshernova (Ephemerida: Baetidae). 8 pp. 

 Sowa R., 1975: What in Cloeon dipterum (Linnaeus, 1761). The nomenclatural an morphological analysis of a group of the european species of Cloeon Leach (Ephemerida: Baetidae). 9 pp. 

 Sowa R., Degrange C., 1987: Taxonomie et répartition des Rhithrogena Eaton du groupe alpestris (Ephemeroptera: Heptageniidae) des Alpes et des Carpates. 19 pp. [71158] [M30] Polskie Pismo Entomologiczne.

 Sowa R., Gaino E., Degrange C., 1985: Description de Rhithrogena hybrida Eaton, 1885 (Ephemeroptera, Heptageniidae) a partix d’exemplaires de l’une des statins types (Chalets de Joux-Plane, Haute Savoie, France). 3 pp. [PPE 55135] [M39] 

 Sowa R., Soldán T., 1986: Three new species of the Rhithrogena hybrida group from Poland and Czechoslovakia with a supplementary description of R. hercynia Landa, 1969 (Ephemeroptera, Heptageniidae). 20 pp. [71159] [60674] Polskie Pismo Entomologiczne 56: 557-572.

 Sowa S., Mostowska I., 1978: Przyczynek do biologii Andrena labialis Kirby (Apoidea) w województwie olsztynskim. 11 pp. [M44] 

 Spaarmann E., 1967: Zeitschrift der Wiener Entomologischen Gesellschaft. Deuten bei Haltern in Westfalen, 12. 7. 1932, leg. Hiltenkamp (Stamm). 1 pp. 

 Spaeth F., 1924: Voyage de Ch. Alluaud et R. Jeannel en Afrique Orientale (1911-1912). Résultats scientifiques. Insectes Coléopteres. XVIII. Cassidinae. 85 pp. 

 Spaeth F., 1925: Neue Hoplionota-Arten (Coleoptera, Chrysomelidae, Cassidinae) aus den Philippinen, II. 11 pp. 

 Spaeth F., 1926: Sdělení o Cassidinech Národního Musea v Praze. (Col. Chrysomelidae). Mitteilungen ueber die Cassidinen des Prager Nationalmuseums. (Col. Chrysomelidae). 16 pp. Acta Entomologica Musei Nationalis Pragae 4: 81-96.

 Spaeth F., 1928: Mitteilungen ueber die Cassidinen des National-Museum in Prag. II. (Col. Chrysomelidae). 19 pp. Acta Entomologica Musei Nationalis Pragae 6: 29-47.

 Spaeth F., 1933: Dactylispa reitteri nov. spec. 2 pp. Entomologhisches Nachrichtenblatt 7: 136-137.

 Spaeth F., 1934: Eine neue Hispinen-Gattung. 1 pp. [M36] Acta entomologica Musei nationalis Pragae 12: 207.

 Spaeth F., 1936: Bestimmungstebelle der Gattung Charidotis (Col. Chrys. Cassid.). 34 pp. Acta Entomologica Musei Nationalis Pragae 14: 66-100.

 Spaeth F., 1941: Die Coleopteren der Deutschen Gran-Chaco-Expedition 1925/26. Cassidini. 4 pp. Mitteilungen der münchner entomologischen Gesellschaft 31(3): 1059-1062.

 Spaeth F., Reitter E., 1926: Cassidinae der palaearktischen Region. Bestimmungs-Tabellen der europaeischen Coleopteren. 95. Heft. 66 pp. Edmund Reitters Nachfolger Emmerich Reitter, Troppau, 66 pp.

 Spaic I., 1975: Prilog poznavanju ivine ose listarice Pteronidea pavida Lep. (Hym., Tenthredinidae). 12 pp. 

 Spaic I., 1977: Promjene u sastavu šumske entomofaune uzrokovane uporabom insekticida. 7 pp. 

 Spang W. D., 1999: Laufkäfer als Indikatoren hydrologischer Rahmenbedingungen in der Oberrheinaue. 12 pp. 

 Spangberg J., 1876: Lepidopterologiska anteckningar. I. Argynnis. Brenthis. 33 pp. 

 Spangler P. J., 1955: Habitat notes and description of the larva of Cicindela circumpicta johnsoni Fitch (Cicindelidae). 4 pp. The Coleopterists Bulletin 9(6): 81-84.

 Spangler P. J., 1980: A new species of Ytu from Brazil (Coleoptera: Torridincolidae). 14 pp. The Coleopterists Bulletin 34(2): 145-158.

 Spangler P. J., 1980: Chelonariid larvae, aquatic or not (Coleoptera: Chelonariidae). 10 pp. The Coleopterists Bulletin 34(1): 105-114.

 Spangler P. J., 1985: A new genus and species of riffle beetle, Neblinagena prima, from the Venezuelan tepui, Cerro de la Neblina (Coleoptera: Elmidae: Larinae). 7 pp. Proc. entomol. Soc. Wash. 87(3): 538-544.

 Spangler P. J., 1987: Holcodryops mouli, an anomalous new genus and species of beetle from Ecuador (Coleoptera: Dryopidae). 6 pp. Proc. entomol. Soc. Wash. 89(3): 616-621.

 Spangler P. J., 1990: A revision of the Neotropical aquatic beetle genus Stegoelmis (Coleoptera: Elmidae). 52 pp. Smithsonian Contributions to Zoology

 Spangler P. J., 1991: Guaranius carlosi, a new genus and species of dryopid beetle from Paraguay (Coleoptera: Dryopidae). 5 pp. The Coleopterists Bulletin 45(2): 147-151.

 Spangler P. J., 1996: A new genus and species of aquatic beetle, Caenelmis octomeria, from Kenya, Africa (Coleoptera: Elmidae: Elminae). 5 pp. 

 Spangler P. J., Brown H. P., 1981: The discovery of Hydora, a hitherto Australian-New Zealand genus of riffle beetles, in Austral South America (Coleoptera: Elmidae). 11 pp. 

 Spangler P. J., Folkerts G. W., 1973: Reassignment of Colpius inflatus and a description of its larva (Coleoptera: Noteridae). 10 pp.