| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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| Pinnularia doeringii var. undulata (Frenguelli) Frenguelli 1941, p. 260 | |||
| Basionym | Navicula doeringii var. undulata Frenguelli 1926 | ||
| Published in | Frenguelli, J. 1941 [ref. 000364]. Diatomeas del Río de la Plata. Revista del Museo de la Plata, Nueva Serie, Sección Botánica 3:213-334, 7 pls. | ||
| 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 | Navicula doeringii var. undulata Frenguelli 1926 Pinnularia aperta var. undulata (Frenguelli) Frenguelli 1945 Pinnularia aperta f. undulata (Frenguelli) Frenguelli 1942 | ||