Van Heurck -- Synopsis des Diatomées de Belgique -- Index
| Coscinodiscus | asteromphalus Ehrenb. ? = Coscinodiscus radiatus var. oculus-iridis sub. var. asteromphalus Ehrenb. | Page -- | Plate 130 | Figure 1,2,5,6? | |
| Coscinodiscus | asteromphalus var. conspicua Grunow = Coscinodiscus radiatus var. oculus-iridis sub. var. asteromphlaus Ehrenb. | Page -- | Plate 130 | Figure 1,2,5,6 | |
| Coscinodiscus | asteromphalus var. pabellana Grunow | Page -- | Plate 128 | Figure 5 | |
| Coscinodiscus | asteromphalus var. princeps Grunow | Page -- | Plate 128 | Figure 1,2,3 | |
| Coscinodiscus | barkleyi Ehrenb. = Actinocyclus barkleyi (Ehrenb.) Grunow | Page -- | Plate 124 | Figure 12 | |
| Coscinodiscus | bengalensis Grunow | Page -- | Plate 132 | Figure 9 | |
| Coscinodiscus | biplicatus Grunow | Page -- | Plate 132 | Figure 6 | |
| Coscinodiscus | boliviensis Grunow | Page -- | Plate 132 | Figure 4 | |
| Coscinodiscus | centralis Ehrenb. (?) | Page -- | Plate 103 | Figure B | |
| Coscinodiscus | circumdatus A.W.F.Schmidt | Page -- | Plate 131 | Figure 4 | |
| Coscinodiscus | decipiens Grunow | Page -- | Plate 91 | Figure 10 | |
| Coscinodiscus | devius A.W.F.Schmidt | Page -- | Plate 130 | Figure 3 | |
| Coscinodiscus | diplostictus Grunow | Page -- | Plate 132 | Figure 3 | |
| Coscinodiscus ? | elongatus Grunow | Page -- | Plate 125 | Figure 14 | Note 41 |
| Coscinodiscus | excentricus ? = Coscinodiscus sol Wallich ? | Page -- | Plate 129 | Figure 6 | |
| Coscinodiscus | excentricus Ehrenb. | Page 217 | Plate 130 | Figure 4,7,8 | |
| Coscinodiscus | fasciculatus A.W.F.Schmidt = Coscinodiscus subtilis var. normanii (W.Greg.) Van Heurck | Page 218 | Plate 131 | Figure 1 | |
| Coscinodiscus | fimbriatus Ehrenb. var. | Page -- | Plate 131 | Figure 2 | |
| Coscinodiscus | fragilissimus Grunow | Page -- | Plate 128 | Figure 4 | |
| Coscinodiscus | granulosus Grunow | Page -- | Plate 94 | Figure 28 | |
| Coscinodiscus | griseus var. gallopagensis Grunow | Page -- | Plate 128 | Figure 7 | |
| Coscinodiscus | griseus var. gallopagensis Grunow | Page -- | Plate 132 | Figure 1 | |
| Coscinodiscus | hauckii Grunow | Page -- | Plate 94 | Figure 29 | |
| Coscinodiscus | impressus Grunow | Page -- | Plate 132 | Figure 5 | |
| Coscinodiscus | lacustris Grunow | Page 218 | Plate sC | Figure 42 | |
| Coscinodiscus | leptopus Grunow = Coscinodiscus lineatus Ehrenb. | Page -- | Plate 131 | Figure 5,6 | |
| Coscinodiscus | lineatus Ehrenb. | Page 217 | Plate 131 | Figure 3,5,6 | Note 42 |
| Coscinodiscus | lineatus var. leptopus Grunow = Coscinodiscus lineatus Ehrenb. | Page 217 | Plate 131 | Figure 5,6 | |
| Coscinodiscus | marginulatus var. campechiana Grunow | Page -- | Plate 94 | Figure 33 | |
| Coscinodiscus | marginulatus var. curvata-striata Grunow | Page -- | Plate 94 | Figure 32 | |
| Coscinodiscus | marginulatus var. gallopagensis Grunow | Page -- | Plate 94 | Figure 30 | |
| Coscinodiscus | marginulatus var. sparsa Grunow | Page -- | Plate 94 | Figure 31 | |
| Coscinodiscus | marginulatus var. stellulifera Grunow | Page -- | Plate 94 | Figure 34 | |
| Coscinodiscus | minor Anglor. nec Ehrenb. = Coscinodiscus decipiens Grunow | Page -- | Plate 91 | Figure 10 | Note 43 |
| Coscinodiscus | minor W.Sm. = Melosira distans var nivalis (W.Sm.) Brun | Page 199 | Plate 86 | Figure 25,26,27 | |
| Coscinodiscus | nitidulus Grunow | Page -- | Plate 132 | Figure 2 | |
| Coscinodiscus | nitidus W.Greg. | Page 218 | Plate sC | Figure 41 | |
| Coscinodiscus | normanii W.Greg. = Coscinodiscus subtilis var. normanii (W.Greg.) Van Heurck | Page -- | Plate 131 | Figure 1 | Note 44 |
| Coscinodiscus | nottinghamensis Grunow | Page -- | Plate 129 | Figure 2 | |
| Coscinodiscus | obscurus A.W.F.Schmidt | Page -- | Plate 129 | Figure 4 | |
| Coscinodiscus | oculus-iridis = ? Coscinodiscus radiatus var. oculus-iridis Ehrenb. | Page -- | Plate sC | Figure 45,46,47 | |
| Coscinodiscus | oculus-iridis var. asteromphalus = ? Coscinodiscus radiatus var. oculus-iridis sub. var. asteromphalus Ehrenb. | Page -- | Plate sC | Figure 48 | |
| Coscinodiscus | ovalis Roper = Actinocyclus roperii (Bréb.) Grunow | Page -- | Plate 125 | Figure 5,6 | |
| Coscinodiscus | pellucidus Grunow | Page -- | Plate 132 | Figure 8 | |
| Coscinodiscus | radiatus Ehrenb. | Page 216 | Plate 129 | Figure 5 | Note 45 |
| Coscinodiscus | radiatus var. irregularis Grunow | Page -- | Plate 129 | Figure 1 | Note 46 |
| Coscinodiscus | radiatus var. oculus-iridis Ehrenb. | Page 217 | Plate sC | Figure 45,46,47 | |
| Coscinodiscus | radiatus var. oculus-iridis sub. var. asteromphalus Ehrenb. | Page 217 | Plate 130 | Figure 1,2,5,6? | |
| Coscinodiscus | radiatus var. oculus-iridis sub. var. asteromphalus f. conspicua Grunow | Page 217 | Plate -- | Figure -- | |
| Coscinodiscus | radiatus var. oculus-iridis sub. var. concinnus W. Sm. | Page 217 | Plate -- | Figure -- | |
| Coscinodiscus | radiosus Grunow | Page -- | Plate 132 | Figure 7 | |
| Coscinodiscus | rothii Grunow = Coscinodiscus subtilis var. rothii (Grunow) Van Heurck | Page 218 | Plate -- | Figure ? | |
| Coscinodiscus | sol Wallich ? | Page -- | Plate 129 | Figure 6 | Note 47 |
| Coscinodiscus | striatus Kütz. = Cyclotella striata (Kütz.) Grunow | Page 213 | Plate 92 | Figure 6 | |
| Coscinodiscus | subtilis (Ehrenb. ?) Grunow | Page 218 | Plate -- | Figure ? | Note 48 |
| Coscinodiscus | subtilis Ehrenb. [sensu] Eulenst. type 115 = Coscinodiscus subtilis var. normannii W.Greg. | Page 218 | Plate 131 | Figure 1 | |
| Coscinodiscus | subtilis var. normanii (W.Greg.) Van Heurck | Page 218 | Plate 131 | Figure 1 | |
| Coscinodiscus | subtilis var. rothii (Grunow) Van Heurck | Page 218 | Plate -- | Figure -- | |
| Coscinodiscus | sp. [Van Heurck] | Page -- | Plate sC | Figure 49 | Note 49 |