| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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| Porotheca J. Fenner p. 114 | |
| Generitype | T: Porotheca danica (Grunow) J. Fenner (= Stephanogonia danica Grunow 1866) |
| Designated by | |
| Year Designated | 0 |
| Nomenclatural status | valid, illeg. |
| Recent revisions | |
| Comments | Non Schumann 1905 nec Silva 1960. Type by original designation. Monotypic. Fossil (lower Eocene). Rhizosoleniophycidae |
| Published in |
Fenner, J. 1994 (ref. 8197) Diatoms of the Fur Formation, their taxonomy and biostratigraphic interpretations. Results from the Harre borehole, Denmark Aarhus Geoscience, Vol:1, 99-163 |