Replaced synonym: Pinnularia aestuarii var. rupestris Skvortzov 1938, Philippine Journal of Science, Section C, 65(3): 274, pl. 1: figs 43, 47.
Synonym: Pinnularia rupestris Y.Liu, Kociolek & Q.X.Wang 2018, Bibliotheca Diatomologica 65: 22, pl. 35: figs 1-5; pl. 36: figs 1-6, nom. illeg.