Fig. 2. SEM. Ventral view. Ventral pore present on 1' plate. In this cell, Po directly connected to 1' plate. VP=ventral pore.
Fig. 3. SEM. Apical view. Po large, narrow and oval. 1' plate indirectly connected to Po. Ventral pore present (arrow).
Fig. 4. LM. Ventral view. 1' plate slender and rhomboidal. Cingulum displaced one time its width.
Fig. 5. LM. Live cell.
Fig. 6. LM. Cyst: circular in apical view.
Fig. 7. LM. Cyst: kidney-shaped in lateral view.
Fig. 8. Line drawing.
Fig. 9. Line drawing: a. Po directly connected to 1' plate; b. Po indirectly connected to 1' via a thread-like suture.