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 Ohlin A., 1896: Kort berättelse öfver de zoologiscka arbeten, som utförts under den svenska Eldslandsexpeditionen 1895-1896. 20 pp. (in Swedish). Öfversigt af Kongl. Vetenskaps-Akademiens Förhandlingar 6: 483-502.

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 Ohno M., Niisato T., 2010: New record of Cyrtoclytus monticallisus Komiya (Coleoptera, Cerambycidae) from Hokkaido, Japan. 2 pp. (in English). Japanese Journal of systematic Entomology (N.S.) 16(2): 177-178.

 Ohno S., 2001. New records for geographical distributions of the genus Ostrinia (Lepidoptera: Crambidae) in Japan. 2 pp. [LEP 4708] Japanese Journal of entomology. (N.S.) 4(2): 63-64.

 Ohno S., 2003: A new knotweed-boring of the genus Ostrinia Hübner (Lepidoptera: Crambidae) from Japan. 7 pp. [LEP 5541] Entomological Science 6(2): 77-83.

 Ohno S., Gotoh T., Miyagi A., Ganaha-Kikumara T., Kurima M., Kijima K., Ooishi T., 2012: Geographic distribution of phytoseiid mite species (Acari: Phytoseiidae) on crops in Okinawa, a subtropical area of Japan. 6 pp. Entomological Science 15(1): 115-120.

 Ohno S., Haraguchi D., Kohama T., 2006: New host and distribution records of the fruit fly, Bactrocera scutellata (Hendel) (Diptera: Tephritidae), in southwestern Japan, and a case of infestation of the species on cucumber fruits at Okinawa island. 3 pp. Japanese Journal of Entomology (N.S.) 9(1): 7-9.

 Ohno S., Maruyama M., Uesato T., Ukuda R., Kijima K., Ganaha-Kikumura T., Sadoyama Y., 2011: Seasonal changes in the number of adults of two aphidophagous ladybird beetles, Coelophora inaequalis and Menochilus sexmaculatus (Coleoptera: Coccinellidae), in citrus orchards on the northern part of Okinawa Island, southwestern Japan. 6 pp. Japanese Journal of Entomology (N. S.) 14(3): 187-192.

 Ohno S., Sasaki T., Sato Y., Urasaki K., Haraguchi D., Kohama T., 2008: Prevention of bacterial contamination of the artificial diet for the West Indian sweetpotato weevil, Euscepes postfasciatus (Coleoptera: Curculionidae), by submersion of eggs in formaldehyde or ethanol, and combined treatments of the two disinfection agents. 10 pp. Japanese Journal of Entomology (N.S.) 11(4): 169-178.

 Ohno S., Tamura Y., 2008: First detection of the fruit fly Bactrocera synnephes (Diptera: Tephritidae) on Iriomote Island , south-western Japan. 6 pp. Entomological Science 11(1): 105-110.

 Ohshima I., 2003: Holcocera sakura (Lepidoptera: Gelechioidea; Coleophoridae, Blastobasinae), a new species from Japan, associated with Prunus. 5 pp. [LEP 6024] Entomological Science 6(3): 209-213.

 Ohshima Y., Yata O., 2005: Redescription of the genus Neoaldania Murayama, 1989 (Lepidoptera, Nymphalidae). 6 pp. Japanese Journal of systematic Entomology (N.S.) 11(2): 209-214.

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 Oijen M. J. P., Loots G. M. P., 2012: An illustrated translation of Bleeker’s Fishes of the Indian Archipelago. (Cyprini) Part II. 469 pp. Zoologische Mededelingen Leiden 86(1): 1-469.

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 Oikawa A., Mori N., Kimura M. T., 2006: Comparison of oxygen consumption in drosophilid flies from different climates. 8 pp. Entomological Science 9(4): 347-354.

 Oishi M., Yokota T., Teramoto N., Sato H., 2006: Japanese oak silkmoth feeding preference for and performance on upper-crown and lower-crown leaves. 9 pp.  Entomol. Sci. 9(1): 161-169.

 Oiticica-Filho J., 1965: Uma Espécie nova do genero Automeris (Lepidoptera, Hemileucidae). 6 pp. (in Portuguese). Boletim do Museu Paraense Emílio Goeldi (N.S.) 55: 1-6.

 Oka A., 1922: A criticism on the present civilization. 26 pp. (in English). 

 Okabe K., 2013: Ecological characteristics of insects that affect symbiotic relationships with mites. 16 pp. Entomological Science 16(4): 363-378.

 Okada H., Nakasuji F., 1993: Patterns of local distribution and coexistence of two giant water bugs, Diplonychus japonicus and D. major (Hemiptera, Belostomatidae) in Okayama, western Japan. 6 pp. 

 Okada I., 1938: Einige fungivoriden vom Daisetsu-Gebirge in Hokkaido (Dipt., Nematocera). 8 pp. 

 Okada K., 2005: Occurrence of the genus Colobicones Grouvelle (Coleoptera, Zopheridae, Colydiinae) in Japan, with descriptions of two new species. 7 pp. Elytra 33(2): 425-431.

 Okada T., 1973: Drosophilidae and Diastatidae from Mongolia (Diptera). 9 pp. 

 Okada T., 1974: Drosophilidae (Diptera) from Korea. 7 pp. Ann. Hist.-nat. Mus. Nat. Hung. 66: 269-275.

 Okada T., 1975: The oriental Drosophilids breeding in flowers. 8 pp. Kontyu, Tokyo 43(3): 356-363.

 Okada T., 1978: Pseudostegana, a new subgenus of the genus Stegana Meigen (Diptera, Drosophilidae. 8 pp. Kontyu, Tokyo 46(3): 392-399.

 Okada T., 1980: A revision of the genera Hypselothyrea de Meijere and Tambourella Wheeler (Diptera, Drosophilidae). 16 pp. Kontyu, Tokyo 48(4): 501-516.