WILLIAMS, D. M.; SIMS, P. A.; ASHWORTH, M. P. Notes on the diatom collection of the Natural History Museum, London (BM) X: Roper’s species of Biddulphia (Bacillariophyta). Phytotaxa, Auckland, New Zealand, v. 755, n. 2, p. 121–153, 2026. DOI: 10.11646/phytotaxa.755.2.1. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.755.2.1. Acesso em: 16 may. 2026.