Diatoms of North AmericaDiatoms of North America
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Compare Navicula staffordiae

Bahls 2012

Navicula libonensis is larger and has obtusely rounded apices. Navicula cryptotenella has a smaller central area that is typically bordered by short-long-short striae on one or both sides. The ends of N. veneta are weakly protracted and somewhat wedge-shaped.

LM scalebar = 10 µm
Navicula staffordiae LM6 Navicula staffordiae LM5 Navicula staffordiae LM4 Navicula staffordiae LM3 Navicula staffordiae LM2 Navicula staffordiae LM1
Length Range
17-33 µm
Width Range
4.7-6.3 µm
Striae in 10 µm
14-16

Navicula libonensis

Schoeman 1969

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
12-13

Navicula cryptotenella

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

Navicula cryptotenella LM9 Navicula cryptotenella LM8 Navicula cryptotenella LM1 Navicula cryptotenella LM4 Navicula cryptotenella LM3 Navicula cryptotenella LM7 Navicula cryptotenella LM2
Length Range
15-40 µm
Width Range
4.8-6.8 µm
Striae in 10 µm
14-16

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