| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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| Trachysphenia P. Petit in Folin & Perrier 1877, pg. 190 | |
| Generitype | T: Trachysphenia australis P. Petit 1877 |
| Designated by | Petit, P.(ref. ?) |
| Year Designated | 1877 |
| Nomenclatural status | valid |
| Recent revisions | |
| Comments | Not verified by us, information from ING and Hanna (unpubl. ms.) [Petit in Folin et Périer. Fonds de la Mer, 3: 190. 1877] Hanna indicates that the genus is monotypic. |