Navicula libonensis is similar in size and shape to N. erifuga, but can be distinguished by its straight proximal raphe ends.

LM scalebar = 10 µm
Gs138229  Nalib3 Navicula libonensis LM3 Gs138229  Nalib1 Gs138229  Nalib2 Navicula libonensis LM2 Navicula libonensis LM1
Length Range
27-35 µm
Width Range
5.9-7.0 µm
Striae in 10 µm

Navicula erifuga

Lange-Bert. in Krammer and Lange-Bert. 1985

Navicula erifuga LM7 Navicula erifuga LM2 Navicula erifuga LM4 Navicula erifuga LM5 Navicula erifuga LM6 Navicula erifuga LM3 Navicula erifuga LM1
Length Range
21-36 µm
Width Range
5–7 µm
Striae in 10 µm

Navicula veneta

Kütz. 1844

Gc112144  Nrsa0167  Naven4 Gc112144  Nrsa0167  Naven7 Gc112144  Nrsa0167  Naven1 Gc112144  Nrsa0167  Naven5 Gc112144  Nrsa0167  Naven6 Gc112144  Nrsa0167  Naven3 Gc112144  Nrsa0167  Naven2
Length Range
17-26 µm
Width Range
4.4-5.3 µm
Striae in 10 µm
14-15 in the center valve

Also compare to

Navicula eidrigiana


BioData Reference
Lange-Bertalot 2001 Pl 43 Fig 1-6