Van Heurck -- Synopsis des Diatomées de Belgique -- Index
| Ardissonia | baculus (W.Greg.) Grunow = Synedra baculus W.Greg. | Page -- | Plate 42 | Figure 9 | |
| Ardissonia | crystallina var. smithii Grunow = Synedra crystallina (Lyngb.) Kütz. | Page -- | Plate 42 | Figure 10 | |
| Ardissonia | formosa var. amphipachya Grunow = Synedra formosa var. amphipachya Grunow | Page -- | Plate 42 | Figure 8 | |
| Ardissonia | fulgens (Kütz.) Grunow = Synedra fulgens (Kütz.) W.Sm. | Page -- | Plate 43 | Figure 1,2 | |
| Ardissonia | robusta (Ralfs) de Notaris = Synedra robusta Ralfs | Page -- | Plate 42 | Figure 6,7 |