Diatoms of North AmericaDiatoms of North America
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Compare Neidium pseudodensestriatum

Stachura-Suchoples and Kociolek 2004

Compare

Neidium densestriatum has straight proximal raphe ends. Neidium apiculatum has more linear valve margins, less apiculate apices and the proximal raphe ends have longer, deflected hooks.

LM scalebar = 10 µm
Neidium pseudodensestriatum LM3 Neidium pseudodensestriatum LM1 Neidium pseudodensestriatum LM2 Neidium pseudodensestriatum LM5 Neidium pseudodensestriatum LM4
Length Range
29.2-41.2 µm
Width Range
12.9-16.8 µm
Striae in 10 µm
21-24

Neidium densestriatum

(Østrup) Krammer 1985

Neidium densestriatum LM4 Neidium densestriatum LM3 Neidium densestriatum LM1 Neidium densestriatum LM2 Neidium densestriatum LM5
Length Range
21-33 µm
Width Range
12.1-14.4 µm
Striae in 10 µm
23-27

Also compare to

Neidium apiculatum

BioData Reference
Krammer and Lange-Bertalot 2/1 Pl 100 Fig 9