| 1 |   | Colpoda steinii, --- by Y. Tsukii at Lab of Biol, Hosei Univ. | 
| 2 |   | Colpoda steinii, silver-stained, --- by Y. Tsukii at Lab of Biol, Hosei Univ. | 
| 3 |   | Colpoda steinii, cysts, --- by Y. Tsukii at Lab of Biol, Hosei Univ. | 
| 4 |   | Colpoda steinii, --- by Y. Tsukii at Lab of Biol, Hosei Univ. | 
| 5 |   | Colpoda steinii, --- by Y. Tsukii at Lab of Biol, Hosei Univ. | 
| 6 |   | Colpoda steinii, --- by Y. Tsukii at Lab of Biol, Hosei Univ. | 
| 7 |   | Colpoda steinii, --- by Y. Tsukii at Lab of Biol, Hosei Univ. | 
| 5 |   | Colpoda steinii, --- by Y. Tsukii at Lab of Biol, Hosei Univ. |