発表論文（英文）

18． Koji TOJO (2006) Genetic diversity in the headwater-specific dipteromimid mayflies (Ephemeroptera, Dipteromimidae), based on the mitochondrial 16S rRNA gene sequences. Proc. Int. Congr. Mayflies and Stoneflies, Montana, US. (in press)

17． Koji TOJO, Kazuki SEKINE and Atsushi MATSUMOTO (2006) Reproductive mode of a burrowing mayfly Ephoron shigae (Takahashi), with evidence of geographic thelytokous parthenogenesis (Insecta: Ephemeroptera, Polymitarcyidae). Limnology (in press).

16． Masatsugui HATAKEYAMA,Daisuke S. YAMAMOTO, Koji TOJO and Jae Min LEE (2005) Embryonic appendage development in the sawfly, Athalia rosae ruficornis (Hymenoptera): involvement of decapentaplegic in the primary determination. Proc. Arthropod. Embryol. Soc. Jpn 40: 43-44.

15． Tadaaki TSUTSUMI,Koji TOJO and Ryuichiro MACHIDA (2005) Ovarian structure and oogenesis of the South African heel-walker Karoophasma biedouwensis (Insecta: Mantophasmatodea). Proc. Arthropod. Embryol. Soc. Jpn 40: 15-22.

14． Ryuichiro MACHIDA, Koji TOJO,Tadaaki TSUTSUMI, Toshiki UCHIFUNE, Klaus-Dieter KLASS, Mike D. PICKER and Leonie PRETORIUS (2004) Embryonic development of heel-walkers: Reference to some prerevolutionary stages (Insecta: Mantophasmatodea). Proc. Arthropod. Embryol. Soc. Jpn 39: 31-39.

13． Tadaaki TSUTSUMI, Ryuichiro MACHIDA, Koji TOJO, Toshiki UCHIFUNE, Klaus-Dieter KLASS and Mike D. PICKER (2004) Transmission electron microscopic observations of the egg membranes of a South African heel-walker, Karoophasma biedouwensis (Insecta: Mantophasmatodea). Proc. Arthropod. Embryol. Soc. Jpn 39: 23-29.

12． Koji TOJO, Ryuichiro MACHIDA, Klaus-Dieter KLASS and Mike D. PICKER (2004) Biology of South African heel-walkers, with special reference to reproductive biology (Insecta: Mantophasmatodea). Proc. Arthropod. Embryol. Soc. Jpn 39: 15-21.

11．Daisuke S. YAMAMOTO, Megumi SUMITANI, Koji TOJO, Jae Min LEE and Masatsugu HATAKEYAMA (2004) Cloning of a decapentaplegic orthologue from the sawfly, Athalia rosae (Hymenoptera), and its expression in the embryonic appendages. Dev. Genes Evol. 214: 128-133.

10． Klaus-Dieter KLASS, Mike D. Picker, Jakob DAMGAARD, Simon VAN NOORT and Koji TOJO (2003) The taxonomy, genitalic morphology, and phylogenetic relationships of Southern African Mantophasmatodea (Insecta). Ent. Abhand. 61: 3-67.

9． Koji TOJO and Ryuichiro MACHIDA (2003) Techniques in embryological studies of mayflies (Insecta, Ephemeroptera). In: Research Update on Ephemeroptera & Plecoptera (GAINO, E. ed.). pp. 205-209. Univ. Perugia, Perugia, Italy.

8． Koji TOJO and Kei MATSUKAWA (2003) A description of the second species of the family Dipteromimidae (Insecta, Ephemeroptera), and genetic relationship of two dipteromimid mayflies inferred from mitochondrial 16S rRNA gene sequences. Zool. Sci. 20: 1249-1259.

7． Ryuichiro MACHIDA, Yatsukaho IKEDA and Koji TOJO (2002) Evolutionalry changes in developmental potentials of the embryo proper and embryonic membranes in Hexapoda: a synthesis revised. Proc. Arthropod. Embryol. Soc. Jpn 37: 1-11.

6． Koji TOJO and Ryuichiro MACHIDA (2002) Affinity of Ephemeroptera: A review of the proposaed phylogenetic relationships of the major pterygote groups, the Ephemerotpera, Odonata and Neoptera, based on comparative embryology. In: The 21st century and Aquatic Entomology in East Asia (BAE, Y.J. ed.). pp. 85-96. Seoul, Korea.

5． Koji TOJO (2001) Redescription of Brachycercus japonicus Gose, 1980 (Ephemeroptera, Caenidae) from Japan. Ent. Sci. 4: 369-377.

4． Koji TOJO and Ryuichiro MACHIDA (1998) Egg structures of Japanese ephemerid species (Ephemeroptera). Ent. Sci. 1:573-579.

3． Koji TOJO and Ryuichiro MACHIDA (1998) Early embryonic development of the mayfly Ephemera japonica McLachlan (Insecta: Ephemeroptera, Ephemeridae). J. Morophol. 234: 97-107.

2．Koji TOJO and Ryuichiro MACHIDA (1997) Embryogenesis of the mayfly Ephemera japonica McLachlan (Insecta: Ephemeroptera, Ephemeridae), with special reference to abdominal formation. J. Morophol. 234: 97-107..

１．Koji TOJO and Ryuichiro MACHIDA (1997) Embryogenesis of Ephemera japonica McLachlan (Insecta: Ephemeroptera). Proc. Arthropod. Embryol. Soc. Jpn 32: 25-28.