Diatoms of North AmericaDiatoms of North America
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Compare Discostella stelligera

(Cleve and Grunow) Houk and Klee 2004

Compare

The marginal striae of D. stelligera are more coarse than those of D. pseudostelligera. Discostella stelligera also lacks the prominent external extensions of marginal fultoportulae found in D. pseudostelligera.

LM scalebar = 10 µm
Discostella stelligera LM4 Discostella stelligera LM6 Discostella stelligera LM3 Discostella stelligera LM2 Discostella stelligera LM5 Discostella stelligera LM7 Discostella stelligera LM1
Diameter
3.7-13.8 µm
Striae in 10 µm
14-17

Discostella pseudostelligera

(Hust.) Houk and Klee 2004

Discostella pseudostelligera LM6 Discostella pseudostelligera LM7 Discostella pseudostelligera LM1 Discostella pseudostelligera LM4 Discostella pseudostelligera LM5 Discostella pseudostelligera LM3 Discostella pseudostelligera LM2
Diameter
3.7-6.5 µm
Striae in 10 µm
22-24