| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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| Pleurosigma angulatum var. elongatum (W. Smith) Van Heurck 1885, p. 115 | |||
| Basionym | Pleurosigma elongatum W. Smith 1852 | ||
| Status | Valid | ||
| Published in | Van Heurck, H. 1885 [ref. 001040]. Synopsis des Diatomées de Belgique. Texte. Martin Brouwers & Co., Anvers. 235 pp. | ||
| Type | INA card not found. Click here to check this name in the INA website. | ||
| Collector | Assessment of record accuracy | likely accurate | |
| List of nomenclatural synonyms | Gyrosigma elongatum (W. Smith) Griffith & Henfrey 1856 Gyrosigma elongatum (W. Smith) G.S. West 1909 Pleurosigma elongatum W. Smith 1852 | ||