 
 
| Cell body irregularly bent or curved | |||
|   Unidentified 4 samples Japan, 2000-2004 |   Leptosira ? or Fritschiella ? 4 samples 2001-2002 |   Gongrosira ? Aquatic botanical g. Sawara Chiba, 2004 | |
|   Unidentified Soka Saitama, 2002 |   Unidentified Kurihashi Saitama, 2001 |   Unidentified Kuroiso Tochigi, 2001 | |
| Misc. | |||
|   Unidentified Yoshimi Saitama, 2003 |   sp. 1 |   Unidentified Shikinawa-ike Fukuoka, 2001 | |
|   Unidentified Miyadera Iruma Saitama, 2003 |   Unidentified O-ike park Yabuki Fukushima, 2003 |   Unidentified O-ike park Yabuki Fukushima, 2003 |   Unidentified O-ike park Yabuki Fukushima, 2003 | 
|   Unidentified Saiko Toda Saitama, 2004 |   Unidentified μm Uruguay, 1999 |   Unidentified μm Uruguay, 1999 | |
|   Unidentified Naruto Chiba, 2003 |   Trebouxia ? 11-13 μm φ Tanohara marsh Shiga highland Nagano, 2005 | ||
| Multicells | |||
|   Unidentified Omine-numa Gunma Gunma, 2003 |   Unidentified Koigakubo marsh Tessei-cho Okayama, 2004 | ||