| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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| Biddulphia arctica var. tetragona (Grunow in Cleve & Grunow) F.W. Mills 1933, p. 280 | |||
| Basionym | Triceratium arcticum var. tetragona Grunow in Cleve & Grunow 1880 | ||
| Status | Valid | ||
| Comments | Citation error for Triceratium arcticum var. tetragona Cleve & Grunow? or deliberate new combination? Isonym: Combination previously published by Mereschkowsky 1901. | ||
| Published in | Mills, F.W. 1933 [ref. 006140]. An index to the genera and species of the diatomaceae and their synonyms. 1816-1932. Part 4 (At-Bi). Wheldon & Wesley, Limited. London. pp. 223-296. | ||
| 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 | Triceratium arcticum f. tetragona (Grunow in Cleve & Grunow) M. Peragallo 1903 Triceratium arcticum var. tetragona Grunow in Cleve & Grunow 1880 Biddulphia arctica var. tetragona (Grunow) Mereschkowsky 1901 | ||