| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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| Navicula gracilis var. constricta Mayer 1933, v. 19: p. 142; pl. 2, fig. 33 | |||
| Published in | Mayer, A. 1933 [ref. 000639]. Diatomeen der bayerischen Hochebene und aus der Alpen. Denkschriften der Koniglich-Baierischen Botanischen Gesellschaft in Regensburg 19:97-160, pls. 1-3. | ||
| Type | INA card not found. Click here to check this name in the INA website. | ||
| Collector | Assessment of record accuracy | uncertain/not verified | |