2P-741(WS5-6)Poster: October 20 (Thu) 17:00Room Poster (Hall No.1 1F/2F, Hall No.2 1F, Kobe International Exhibition Hall) / Workshop: October 19 (Wed) 17:40Room H (Kairaku 3, Main Building B1F, Kobe Portopia Hotel) Possible evidence of a missing link between prokaryotes and eukaryotes ; Presence of subcellular membrane system in newly discovered marine microorganisms: Yoshimichi Kozuka, Kiyotoshi Kaneko, Kota Watanabe, Naomi S HachiyaKeywords: ORGANELLE-BIOGENESIS; ORGANELLE-MORPHOLOGY; EVOLUTION