| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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| Hemiptychus formosus Ehrenberg ex Arnott 1858, p. 162 | |||
| Status | Invalid | ||
| Comments | No description. Name introduced by error by Arnott. He intended to cite Hemiptychus ornatus Ehrenberg: see Arnott 1858, p. 195 (footnote) (ref. 112) | ||
| Published in | Walker-Arnott, G.A. (Arnott, G.A.W.) 1858 [ref. 000111]. On Arachnoidiscus. Quarterly Journal of Microscopical Science, London 6:159-165. | ||
| Type | INA card not found. Click here to check this name in the INA website. | ||
| Collector | Assessment of record accuracy | likely accurate | |