The photomicrographs on this page show the what happened with a new cell after it had divided.
16:59:02 This is the situation when I saw these cells for the first time. The naked cell is the new cell, the so called SchwÃ¤rmer. It has a number of granulopodia which seems to bee in contact with those of the old cell.
17:00:57 The same situation in Phase Contrast.
17:08:15 The young cell retracts most of its granulopodia.
17:15:02 A short lobopodium indicates the place where the tube and inner septum is build. The new build shell is faintly visible.
Centropyxis declivistoma, after Chardez, 1990 Centropyxis declivistoma Chardez, 1990 Diagnosis: Test ovoid, slightly compressed dorso-ventrally, especially in the anterior region, embedded with polymorph mineral platelets. Pseudostome
Plagiopyxis bicamera, after Coûteaux, 1978 Plagiopyxis bicamera Coûteaux, 1978 Diagnosis: Test elongated, in ventral view elliptical, dorso-ventrally compressed, colorless or yellowish, with a cryptostome with visor.
Arcella jurassica, after Olivier, 1944 Arcella jurassica Olivier, 1944 Diagnosis: Test pyramid-shaped but strongly truncated, in lateral view trapezium-shaped, with 5-8 planes; pseudostome surrounded by