Diatoms of North AmericaDiatoms of North America
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Compare Sellaphora hohnii

Potapova and Ponader 2008

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Sellaphora californica and S. mutatoides have narrower apices than S. hohnii. Sellaphora rexii and S. mutatoides have more narrow valves (at their widest point), grooves and conopea.

LM scalebar = 10 µm
Gc44484 9 Sellaphora hohnii LM1 Gc44484 1 Ss1 Gc44484 8 Ss8 Gc44484 2 Ss2
Length Range
28-47 µm
Width Range
8.9-9.8 µm
Striae in 10 µm
20-23

Sellaphora californica

Potapova in Potapova and Charles 2004

Sellaphora californica LM1 Sellaphora californica LM3 Sellaphora californica LM2 Sellaphora californica LM5 Sellaphora californica LM4
Length Range
23-40 µm
Width Range
8-10 µm
Striae in 10 µm
20-22 in the center valve, 26-28 at the ends

Sellaphora rexii

Potapova and Ponader 2008

Gs003341 Rexii S12 Holo2B Real Gsn95461 S8 Gs003341 Rexii Holo3B Gs003341 Rexii S7C Gs003341 Rexii S5B
Length Range
22-33 µm
Width Range
7.1-8.6 µm
Striae in 10 µm
20-24

Also compare to

Sellaphora mutatoides

Lange-Bert. and Metzeltin