At any stage, you can move up or down the Taxonomic hierachy of Antarctic/subantarctic species by clicking on any name. Lower level taxon counts are shown in [].
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| Kingdom | Chromista | |
| Phylum | Ochrophyta | |
| Class | Bacillariophyceae | |
| Order | Centrales | |
| Family | Coscinodiscaceae | |
| Genus | Coscinodiscus |
List of Individual Species - see Taxon profile using the name of the taxa.
| Coscinodiscus anomalus | Van Landigham 1968 | Synonym | |
| Coscinodiscus centralis | Ehrenberg | ||
| Coscinodiscus decipiens | Grunow in Van Heurck 1880-1885 | Synonym | |
| Coscinodiscus excentricus | Ehrenberg 1839 | ||
| Coscinodiscus furcatus | Karsten 1905 | Synonym | |
| Coscinodiscus galapagensis | (Grunow in Van Heurck) Rattray 1890 | ||
| Coscinodiscus gracilis | (Karsten) Hustedt 1958 | Synonym | |
| Coscinodiscus griseus var. gallopagensis | Grunow in Van Heurck 1880-1885 | Synonym | |
| Coscinodiscus gyratus | Janisch 1888 | Synonym | |
| Coscinodiscus lacustris | Grunow 1880 | ||
| Coscinodiscus lentiginosus | Janisch 1878 | Synonym | |
| Coscinodiscus marginatus var. latemarginata | Pantocsek 1886 | ||
| Coscinodiscus minimus | Karsten 1905 | Synonym | |
| Coscinodiscus normannicus | Van Heurck 1880-1885 | Synonym | |
| Coscinodiscus oculus-iridis | (Ehrenberg) | ||
| Coscinodiscus plicatus | Grunow 1878 | ||
| Coscinodiscus polyradiatus | Castracane 1886 | ||
| Coscinodiscus pseudodenticulatus | Hustedt 1957 | ||
| Coscinodiscus robustus var. latemarginatus | Pantocsek 1886 | Synonym | |
| Coscinodiscus tabularis | Grunow 1884 |