(ofTriceratium quadrangulare Greville, 1865)Greville, R.K. (1865). Descriptions of new and rare Diatoms. Series XIV. Transactions of the Microscopical Society, New Series, London, 13: 1-10, pls I & II page(s): p. 10; pl. 2, fig. 26 [details]
Kociolek, J.P.; Blanco, S.; Coste, M.; Ector, L.; Liu, Y.; Karthick, B.; Kulikovskiy, M.; Lundholm, N.; Ludwig, T.; Potapova, M.; Rimet, F.; Sabbe, K.; Sala, S.; Sar, E.; Taylor, J.; Van de Vijver, B.; Wetzel, C.E.; Williams, D.M.; Witkowski, A.; Witkowski, J. (2021). DiatomBase. Biddulphia arctica var. quadrangularis (Greville) Boyer, 1900. Accessed at: http://diatombase.org/aphia.php?p=taxdetails&id=676753 on 2026-07-24
original description(ofTriceratium quadrangulare Greville, 1865)Greville, R.K. (1865). Descriptions of new and rare Diatoms. Series XIV. Transactions of the Microscopical Society, New Series, London, 13: 1-10, pls I & II page(s): p. 10; pl. 2, fig. 26 [details]
new combination referenceBoyer, C.S. (1900). The Biddulphoid forms of North American Diatomaceae. Proceedings of the Academy of Natural Sciences of Philadelphia, 1900: 685-748 page(s): p. 715 [details]