(Lange-Bert. and Sabater) Lange-Bert. and Sabater in Rumrich et al. 2000
Navicula tenelloides has less protracted apices, more radiate central striae, and higher stria and areola density.
Navicula longicephala has rostrate to capitate apices.
Navicula pseudotenelloides is more linear in valve outline.
Hust. 1944
Krasske 1938