| 1 |   | Climacostomum virens with endosymbiotic Chlorella, --- by Tsukii, Yuuji at Lab. of Biol., Hosei Univ. | 
| 2 |   | Climacostomum virens with endosymbiotic Chlorella, --- by Tsukii, Yuuji at Lab. of Biol., Hosei Univ. | 
| 3 |   | Climacostomum virens with endosymbiotic Chlorella, --- by Tsukii, Yuuji at Lab. of Biol., Hosei Univ. | 
| 4 |   | Climacostomum virens with endosymbiotic Chlorella, --- by Tsukii, Yuuji at Lab. of Biol., Hosei Univ. | 
| 5 |   | Climacostomum, --- by Tsukii, Yuuji at Lab. of Biol., Hosei Univ. | 
| 5 |   | Climacostomum, --- by Tsukii, Yuuji at Lab. of Biol., Hosei Univ. |