| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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| Thalassionema obtusa (Grunow) Andrews 1976, v. 910: p. 21; pl. 7, fig. 6-8 | |||
| Basionym | Thalassiothrix nitzschioides var. obtusa Grunow in Van Heurck 1881 | ||
| Published in | Andrews, G.W. 1976 [ref. 003359]. Miocene marine diatoms from the Choptank Formation, Calvert County, Maryland. United States Geological Survey Professional Paper (910):27 pp., 7 pls., 2 figs., 1 tab. | ||
| 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 nitzschioides var. obtusa (Grunow in Van Heurck) Pantocsek 1886 Thalassionema nitzschioides (nitzschiodes) var. obtusa (Grunow in Van Heurck) M. Peragallo 1903 Thalassiothrix nitzschioides var. obtusa Grunow in Van Heurck 1881 Thalassionema nitzschioides var. obtusum (Grunow) Heiden in Heiden & Kolbe 1928 | ||