| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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| Trigonium formosum f. quadrangularis (Greville) Desikachary & Sreelatha 1989, v. 19: p. 275-276; pl. 113, fig. 3, 7 | |||
| Basionym | Triceratium quadrangulare Greville 1865 | ||
| Published in | Desikachary, T.V. and Sreelatha, P.M. 1989 [ref. 006023]. Oamaru Diatoms. Bibliotheca Diatomologica 19:pp. 3-330, pls 1-145. | ||
| 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 | Biddulphia arctica var. quadrangularis (Greville) Boyer 1900 Amphitetras quadrangularis (Greville) De Toni 1894 Triceratium arcticum var. quadrangulare (quadrangularis) (Greville) Cleve & Möller 1878 Triceratium formosum f. quadrangularis (Greville) Hustedt 1930 Triceratium quadrangulare Greville 1865 | ||