van De Vijver, B. (2023)

Brachysira heteropolaris, a new diatom (Brachysiraceae, Bacillariophyta) species observed in an historic Weissflog slide from Scotland (UK)

. Phytotaxa 587 (1): 47–52. https://doi.org/10.11646/phytotaxa.587.1.6