1962

• Shirôzu, T. & Saigusa, T., 1962. Hesperiidae & Lycaenidae collected by the Osaka Univ. biol. Exped. to southeast Asia 1957-1958. Nature Life Southeast Asia 2: 25-94, 18 pls., 47 figs. Reference page. 

1970

• Shirôzu, T. & Saigusa, T., 1970. The discovery of the male of Thecla malayica Pendlebury, with its relationships to Austrozephyrus absolon Hewitson, 1865. Tyô-to-Ga 21(3,4): 75-81. Abstract and full article: . Reference page. 

1982

• Saigusa, T. & Lee, C-L., 1982. A Rare Papilionid Butterfly Bhutanitis mansfieldi (Riley), Its Rediscovery, New Subspecies and Phylogenetic Position. Tyô to Ga 33(1,2): 1–24. PDF. Reference page. 

1983

• Saigusa, T., 1983. The Zephyrus Hairstreaks of the World. The Nature and Insects 18(12): 4-11. Reference page. 

1987

• Saigusa, T., 1987. A tentative list of the Zephyrus-hairstreaks of the World. Fukuoka, Japan. Reference page. 

1993

• Saigusa, T., 1993. Taxonomy and evolution of the genus Japonica (Lepidoptera, Lycaenidae) in Japan. Gekkan-Mushi (267):4-14. Reference page. 

• Saigusa, T., 1993. A Taxonomic study of new or little known genus group taxa of the tribe Theclini (Lepidoptera, Lycaenidae). Zephyrus Researches (1): 1–11. Reference page. 

1999

• Sakai, M. & Saigusa, T. 1999. A New Species of Obesoceras Petersen, 1957 from Japan (Lepidoptera: Tineidae). Entomological science 2(3): 405-412. Abstract and full article. Reference page. 
• Yang, D. & Saigusa, T. 1999. New and little known species of Dolichopodidae from China (VI): Diptera from Emei Mountain (1). Bulletin de l'Institut Royal des Sciences Naturelles de Belgique Entomologie 69: 233–250. PDF
• Yang, D. & Saigusa, T. 1999. New species of Dolichopodidae from Henan (Diptera: Empidoidea). Fauna and taxonomy of insects in Henan 4: 189–210. [not seen]

2000

• Saigusa, T. and Ogadiri, K., 2000. Recent advances in studies of the "Zephyrus" Hairstreaks (Lepidoptera, Lycaenidae), Gekkan-Mushi, (348): 2-9. Reference page. 

• Yago, M., Saigusa, T. & Nakanishi, A. 2000. Rediscovery of Heliophorus yunnani D'Abrera and Its Systematic Position with Intrageneric Relationship in the Genus Heliophorus (Lepidoptera: Lycaenidae) Entomological Science 3(1) : 81-100. PDF. Reference page. 
• Yang, D. & Saigusa, T. 2000. New and little known species of Dolichopodidae from China (VII): Diptera from Emei Mountain (2). Bulletin de l'Institut Royal des Sciences Naturelles de Belgique Entomologie 70: 219–242. PDF

2001

• Yang, D. & Saigusa, T. 2001. New and little known species of Dolichopodidae (Diptera) from China (VIII). Bulletin de l'Institut Royal des Sciences Naturelles de Belgique Entomologie 71: 155–164. PDF
• Yang, D. & Saigusa, T. 2001. New and little known species of Dolichopodidae (Diptera) from China (IX). Bulletin de l'Institut Royal des Sciences Naturelles de Belgique Entomologie 71: 165–188. PDF
• Yang, D. & Saigusa, T. 2001. New and little known species of Dolichopodidae (Diptera) from China (X): The species of Hercostomus from Yunnan. Bulletin de l'Institut Royal des Sciences Naturelles de Belgique Entomologie 71: 189–236. PDF
• Yang, D. & Saigusa, T. 2001. New and little known species of Dolichopodidae (Diptera) from China (XI). Bulletin de l'Institut Royal des Sciences Naturelles de Belgique Entomologie 71: 237–256. PDF

2002

• Yago, M., Saigusa, T. & Nakanishi, A. 2002. A Revision of the Heliophorus kohimensis Group (Lepidoptera: Lycaenidae) (Systematics, Morphology and Evolution). Entomological Science 5(3), 375-388. Abstract and full article (PDF). Reference page. 
• Yang, D., Saigusa, T. & Masunaga, K. 2002. A review of the genus Hercostomus from Nepal (Diptera: Empidoidea: Dolichopodidae). Bulletin de l'Institut Royal des Sciences Naturelles de Belgique Entomologie 72: 221–243. PDF

2005

• Saigusa, T. & Sugimoto, M. 2005: Taxonomic study on Japanese species of the genus Eumasia, hitherto unknown from Japan (Lepidoptera, Psychidae). Tinea 18(supplement 3): 12-23. Reference page. 

• Masunaga, K., Saigusa, T. & Yang, D. 2005. Taxonomy of the genus Acymatopus Takagi (Diptera: Dolichopodidae). Entomological science 8(3): 301–311. DOI: 10.1111/j.1479-8298.2005.00129.x Reference page. 

2012

• Liu, X.Y., Saigusa, T. & Yang, D. 2012. Two new species of Empis (Planempis) from Oriental China, with an updated key to species of China (Diptera: Empidoidea). Zootaxa 3239(1): 51–57. DOI: 10.11646/zootaxa.3239.1.4 . Reference page. 

• Saigusa, T. 2012: Revision of the type series of Empis (Planempis) mandarina Frey, the type species of Planempis (Diptera: Empididae). Zootaxa 3353: 55–68. Preview Reference page. 

2014

• Saigusa, T. & Sugimoto, M. 2014: Japanese species of the genus Proutia Tutt, 1899 (Lepidoptera: Psychidae). Zootaxa 3869(2): 143–152. DOI: 10.11646/zootaxa.3869.2.3 . Full article (PDF). reference page 

2015

• Saigusa, T. 2015. A new genus and species of the subtribe Thyreophorina (Diptera, Piophilidae) from Japan. Zootaxa 4059(2): 319–334. DOI: 10.11646/zootaxa.4059.2.4 . Preview (PDF) Reference page. 

2016

• Hippa, H. & Saigusa, T. 2016. Notes on Oriental and East Palaearctic Manota Williston (Diptera, Mycetophilidae), with the description of seven new species. Zootaxa 4084(3): 377–390. DOI: 10.11646/zootaxa.4084.3.4 .Reference page. 

• Saigusa, T. & Sinclair, B.J. 2016. Revision of the Japanese species of Trichoclinocera Collin (Diptera: Empididae: Clinocerinae). Zootaxa 4103(3): 201–229. DOI: 10.11646/zootaxa.4103.3.1 . Reference page. 

• Sinclair, B.J., Cumming, J.M., Brooks, S.E., Plant, A.R. & Saigusa, T. 2016. Gondwanamyia, a new empidoid (Diptera) genus of uncertain placement. ZooKeys 621: 137-147. DOI: 10.3897/zookeys.621.10115 . Reference page. 

2019

• Nakamura, T., Bicha, W., & Saigusa, T. 2019. Systematic Study of the Short-faced Scorpionfly Genus Panorpodes M‘Lachlan with Descriptions of Seven New Species (Mecoptera: Panorpodidae) Japanese Journal of Systematic Entomology 25(1): 19–38. LSID: urn:lsid:zoobank.org:pub:F1D637C7-E31A-4E7E-8B0A-A143BAF88FA9 Reference page.