Observations on and typification of Gomphonema auritum A.Braun ex Kützing (Gomphonemataceae, Bacillariophyta)
B. Van de Vijver, L. Ector, and D. M. Williams
Notulae Algarum, vol. 148, pp. 1-6, 2020
http://www.notulaealgarum.com/2020/documents/Notulae%20algarum%20No.%20148.pdf