| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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| Ctenophora pulchella var. longissima (W. Smith) Schonfeldt 1907, p. 104, 248 | |||
| Basionym | Synedra longissima W. Smith 1853 | ||
| Status | Invalid | ||
| Published in | Schönfeldt, H. von 1907 [ref. 000808]. Diatomaceae Germaniae: die deutschen Diatomeen des Susswassers und des Brackwassers. W. Junk, Berlin. 263 pp., 19 pls. | ||
| Type | INA card not found. Click here to check this name in the INA website. | ||
| Collector | Assessment of record accuracy | uncertain/not verified | |
| List of nomenclatural synonyms | Synedra longissima W. Smith 1853 Synedra pulchella var. longissima (W. Smith) Schonfeldt 1907 Synedra ulna var. longissima (W. Smith) Grunow 1862 Syndera ulna var. longissima (W. Smith) Brun 1880 | ||