| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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| Neidium iridis var. firma (firmum) (Kützing) Mayer 1913, p. 114; pl. 11, fig. 17 | |||
| Basionym | Navicula firma Kützing 1844 | ||
| Status | Valid | ||
| Published in | Mayer, A. 1913 [ref. 000551]. Die Bacillariaceen der Regensburgen Gewasser. Systematischer Teil. Berichte des naturwissenschaftlichen (fruher zoologisch-mineralogischen) Vereines zu Regensburg 14:364 pp., 30 pls. | ||
| Type | Click here to view INA card. Click here to check this name in the INA website. | ||
| Collector | Assessment of record accuracy | likely accurate | |
| List of nomenclatural synonyms | Navicula affinis var. firma (Kützing) Rabenhorst 1864 Navicula firma Kützing 1844 Navicula iridis var. firma (Kützing) Van Heurck 1896 Neidium firma (Kützing) Pfitzer 1871 | ||